Four friends have 7 shirts, 6 pants and 8 ties. In how many ways can they wear them? -Maths 9th

Four friends have 7 shirts, 6 pants and 8 ties. In how many ways can they wear them? -Maths 9th
by

1 Answer

Answer :

7 shirts can be worn by 4 friends in 7P4 ways. Similarly, 6 pants and 8 ties can be worn by 4 friends in 6P4 and 8P4 ways respectively. ∴ Total number of ways in which 7 shirts, 6 pants and 8 ties can be worn by 4 friends = 7P4 × 6P4 × 8P4 = 7! 3!
by

Related questions

Do you launder your pants and shirts every time you wear them?

Description : Do you launder your pants and shirts every time you wear them?

Last Answer : No I do not. When we came here to the U.S. from Russia, this was quite a change. There, it was appropriate to wear one thing all week. Here, it’s not socially acceptable because of the pretense of status as a mainstay American value.

what- At a thrift store, all shirts are the same price and all pants are the same price.Keeana buys 4 shirts and 3 pairs of pants for $85. Javier buys 8 shirts and 6 pairs of pants for $170. Which statement must be true?

Description : what- At a thrift store, all shirts are the same price and all pants are the same price.Keeana buys 4 shirts and 3 pairs of pants for $85. Javier buys 8 shirts and 6 pairs of pants for $170. Which statement must be true?

Last Answer : The prices of shirts and pants cannot be determined from the given information.

Ties with polo shirts?

Description : Ties with polo shirts?

Last Answer : A polo shirt is considered casual wear so why would you wear a tie with it? You wouldn’t wear on with a tee-shirt, right. I think it would be akin to wearing dress shoes with walking shorts. I don’t know about any hard and fast rule against it, though.

A man has 6 friends. Number of different ways, he can invite 2 or more for dinner is -Maths 9th

Description : A man has 6 friends. Number of different ways, he can invite 2 or more for dinner is -Maths 9th

Last Answer : He can invite one or more friends by inviting 1 friend, or 2 friends or 3 friends, or all the 6 friends.

Why are underwear and shorts, shirts, & pants seams on the inside where they can rub against you?

Description : Why are underwear and shorts, shirts, & pants seams on the inside where they can rub against you?

Last Answer : It’s better today than it was. You can at least find underwear that is seamless.

7 relatives of a man comprise 4 ladies and 3 gentlemen; his wife also has 7 relatives; 3 of them are ladies and 4 gentlemen. In how many ways -Maths 9th

Description : 7 relatives of a man comprise 4 ladies and 3 gentlemen; his wife also has 7 relatives; 3 of them are ladies and 4 gentlemen. In how many ways -Maths 9th

Last Answer : The possible cases are: Case I : A man invites (3 ladies) and woman invites (3 gentlemen) 4 C 3 4 C 3 =16 Case II : A man invites (2 ladies,1 gentleman) and woman invites (2 gentleman, 1 lady) ( 4 ... and woman invites (3 ladies) 3 C 3 3 C 3 =1 Total number of ways =16+324+144+1=485

In how many ways can a pack of 52 cards be divided equally among four players in order? -Maths 9th

Description : In how many ways can a pack of 52 cards be divided equally among four players in order? -Maths 9th

Last Answer : Distribution of 52 cards can be equally divided among four players. Hence, number of ways is (13!)4! 52! ​ 4!= (13!) 52! ​

Why do men wear ties to show formality and that they are "dressed up"?

Description : Why do men wear ties to show formality and that they are "dressed up"?

Last Answer : It's not really a way to show that they're dressed up or a way to show formality. It's more a way of showing respect and dignity in certain situations--eg., if a particular job requires it or a ... takes the time to tend to his appearance, and not to look to casually or as if he doesn't care.

Two women play five games of checkers. Each woman wins the same number of games. There are no ties. Explain this. Because they aren't wearing ties! The women are not playing each other. These two women are playing men. Women don't wear ties.

Description : Two women play five games of checkers. Each woman wins the same number of games. There are no ties. Explain this. Because they aren't wearing ties! The women are not playing each other. These two women are playing men. Women don't wear ties.

Last Answer : Women don't wear ties.

At what age should boys start to wear ties?

Description : At what age should boys start to wear ties?

Last Answer : Boys can start wearing ties once they are past an age where they may be able to choke themselves with it. I would recommend at least until they are 10 years old.

Was breaking the ties with my friends a good idea?

Description : Was breaking the ties with my friends a good idea?

Last Answer : There is never any good reason to stay around people that make you feel bad, in any way. And if they have drama, so what? You don't need to take part in it, and if they're going to be ... they are, and it sounds like you'll have no trouble finding friends that you can be and feel positive with.

In how many ways can 7 men and 7 women sit on a round table such that no two women sit together? -Maths 9th

Description : In how many ways can 7 men and 7 women sit on a round table such that no two women sit together? -Maths 9th

Last Answer : Now there are 7 places vacant between these 7 men. ∴ 7 women can seat themselves in these 7 places in 7 ! ways. ∴ Total number of required arrangement where no two women sit together = 6!

A person invites 15 guests for dinner and wishes to arrange them at two round tables that can accommodate 8 persons and 7 persons respectively. -Maths 9th

Description : A person invites 15 guests for dinner and wishes to arrange them at two round tables that can accommodate 8 persons and 7 persons respectively. -Maths 9th

Last Answer : answer:

In how many ways can 8 people sit around a circular Table? (a) 5040 (b) 40320 (c) 20160 (d) 2520 -Maths 9th

Description : In how many ways can 8 people sit around a circular Table? (a) 5040 (b) 40320 (c) 20160 (d) 2520 -Maths 9th

Last Answer : As is known in case of circular permutations, we keep one place fixed, so 8 people can sit around a circular table in (8 – 1) ! ways = 7! ways = 5040 ways.

In how many ways can a committee of five persons be formed out of 8 members when a particular member is taken every time? -Maths 9th

Description : In how many ways can a committee of five persons be formed out of 8 members when a particular member is taken every time? -Maths 9th

Last Answer : ∴Required number of ways = 7C4 = 7!

In how many ways can a mixed doubles game be arranged from amongst 8 married couples if no husband and wife play in the same game? -Maths 9th

Description : In how many ways can a mixed doubles game be arranged from amongst 8 married couples if no husband and wife play in the same game? -Maths 9th

Last Answer : For mixed doubles, we have 2 men and 2 women. 2 men out of 9 can be selected in 9C8 ways Out of 9 women, 2 will be there wife 30 only 7 are remaining for selecting 2 Now out of them 2 possible combinations can be made. So, ... =3024 Hence the answer is 3024.

When women wear leggings as pants, which of these are the better way of wearing them?

Description : When women wear leggings as pants, which of these are the better way of wearing them?

Last Answer : answer:I wear leggings as pants with a long tunic top or short dress, usually with flat heeled, black, leather boots. Always black, not shimmery, no prints. Matthew 5:28

Are windpants (nylon swishy pants) in fashion? If so, how do I wear them, shirt untucked, do I sag them, windjacket as well?

Description : Are windpants (nylon swishy pants) in fashion? If so, how do I wear them, shirt untucked, do I sag them, windjacket as well?

Last Answer : Swishy nylon pants are probably appropriate for warming up before a marathon. Not so good after getting out of a pool (unless lined with something other than nylon). If you wear them with the jacket, it might ... the jacket. I have no idea why anyone would make fun of you for wearing them . . .

In how many ways can a team of 11 players be selected from 14 players when two of them play as goalkeepers only? -Maths 9th

Description : In how many ways can a team of 11 players be selected from 14 players when two of them play as goalkeepers only? -Maths 9th

Last Answer : As each team of 11 players has one goalkeeper and 10 team members, and out of 14 players there are 2 goalkeepers and 12 team members. = 12×112×2 = 132.

In how many ways can a pack of 52 cards be divided into 4 sets, three of them having 16 cards each and the fourth just 4 cards? -Maths 9th

Description : In how many ways can a pack of 52 cards be divided into 4 sets, three of them having 16 cards each and the fourth just 4 cards? -Maths 9th

Last Answer : First we divide 52 cards into two sets which contains 1 and 51 cards respectively is 1! 51! 52! Now 51 cards can be divided equally in three sets each contains 17 cards (Here order of sets is not important) in 3!(17!) ... ways Hence, the required number of ways = 1! 51! 52! 3! (17!) 3 51!

If a wooden box of dimensions 8 m x 7 m x 6 m is to carry boxes of dimensions 8 cm x 7 cm x 6 cm, then find the maximum number of boxes that can be carried in the wooden box. -Maths 9th

Description : If a wooden box of dimensions 8 m x 7 m x 6 m is to carry boxes of dimensions 8 cm x 7 cm x 6 cm, then find the maximum number of boxes that can be carried in the wooden box. -Maths 9th

Last Answer : Volume of wooden box = 800 cm × 700 cm × 600 cm Volume of box = 8 cm × 7 cm × 6 cm ∴ Number of boxes = volume of wooden box / volume of each box = 800 cm × 700 cm × 600 cm / 8 cm × 7 cm × 6 cm = 1000000

If a wooden box of dimensions 8 m x 7 m x 6 m is to carry boxes of dimensions 8 cm x 7 cm x 6 cm, then find the maximum number of boxes that can be carried in the wooden box. -Maths 9th

Description : If a wooden box of dimensions 8 m x 7 m x 6 m is to carry boxes of dimensions 8 cm x 7 cm x 6 cm, then find the maximum number of boxes that can be carried in the wooden box. -Maths 9th

Last Answer : Volume of wooden box = 800 cm × 700 cm × 600 cm Volume of box = 8 cm × 7 cm × 6 cm ∴ Number of boxes = volume of wooden box / volume of each box = 800 cm × 700 cm × 600 cm / 8 cm × 7 cm × 6 cm = 1000000

The perimeter of a triangular field is 420 m and its sides are in the ratio 6:7:8. Find the area of the triangular field. -Maths 9th

Description : The perimeter of a triangular field is 420 m and its sides are in the ratio 6:7:8. Find the area of the triangular field. -Maths 9th

Last Answer : Let sides of △ are=6x,7x and 8x Perimeter=6x+7x+8x=21x 21x=410 x=20 Sides are 120,140 and 160 m Area =S(S−A)(S−B)(S−C)​ [Heron's Formula] S=2120+140+160​=210 m A=210(210−120)(210−140)(210−160)​=210015​ sq. m

A football player scored the following number of goals in the 10 matches 1, 3, 2, 5, 8, 6,1, 4, 7 and 9. Since, the number of matches is 10 (an even number), therefore -Maths 9th

Description : A football player scored the following number of goals in the 10 matches 1, 3, 2, 5, 8, 6,1, 4, 7 and 9. Since, the number of matches is 10 (an even number), therefore -Maths 9th

Last Answer : NEED ANSWER

The perimeter of a triangular field is 420 m and its sides are in the ratio 6:7:8. Find the area of the triangular field. -Maths 9th

Description : The perimeter of a triangular field is 420 m and its sides are in the ratio 6:7:8. Find the area of the triangular field. -Maths 9th

Last Answer : Let sides of △ are=6x,7x and 8x Perimeter=6x+7x+8x=21x 21x=410 x=20 Sides are 120,140 and 160 m Area =S(S−A)(S−B)(S−C)​ [Heron's Formula] S=2120+140+160​=210 m A=210(210−120)(210−140)(210−160)​=210015​ sq. m

A football player scored the following number of goals in the 10 matches 1, 3, 2, 5, 8, 6,1, 4, 7 and 9. Since, the number of matches is 10 (an even number), therefore -Maths 9th

Description : A football player scored the following number of goals in the 10 matches 1, 3, 2, 5, 8, 6,1, 4, 7 and 9. Since, the number of matches is 10 (an even number), therefore -Maths 9th

Last Answer : No. It is not the correct answer, because the data have to be arranged in ascending or descending order before finding the median. Arranging the data in ascending order 1,1,2, 3, 4, 5, 6, 7, 8, 9. Here, number of observations is 10, which is even.

Let A = {1, 2, 3, 4}, B = {5, 6, 7, 8}. Then R = {(1, 5), (1, 7), (2, 6)} is a relation from set A to B defined as : -Maths 9th

Description : Let A = {1, 2, 3, 4}, B = {5, 6, 7, 8}. Then R = {(1, 5), (1, 7), (2, 6)} is a relation from set A to B defined as : -Maths 9th

Last Answer : (d) R = {(a, b) : b/a is odd} Since (2, 6) ∈R, the relation a and b are odd does not exist. Since (1, 5) and (1, 7) ∈R, the relation a and b are even does not exist. None of the ... \(rac{7}{1}\) = 7, \(rac{6}{2}\) = 3, quotients being all odd numbers, the relation b/a is odd exists.

Among 15 players, 8 are batsman and 7 are bowlers. Find the probability that a team is chosen of 6 batsman and 5 bowlers ? -Maths 9th

Description : Among 15 players, 8 are batsman and 7 are bowlers. Find the probability that a team is chosen of 6 batsman and 5 bowlers ? -Maths 9th

Last Answer : The chosen consists of players (6 + 5). ∴ Number of ways of selecting 11 players out of 15 players = n(S) = 15C11 Let A : Event of choosing 6 batsmen of 8 batsmen and 5 bowlers of 7 bowlers Then, n(A) = 8C6 ... 7 imes6}{2}\) x \(rac{4 imes3 imes2 imes1}{15 imes14 imes13 imes12}\) = \(rac{28}{65}.\)

In how many ways can 6 gentlemen and 3 ladies be seated round a table so that every gentleman may have a lady by his side? -Maths 9th

Description : In how many ways can 6 gentlemen and 3 ladies be seated round a table so that every gentleman may have a lady by his side? -Maths 9th

Last Answer : If each gentleman has to have a lady by his side, the seating arrangement can be done as shown below: This can be done in 5! (Gentlemen) × 3! (Ladies) = 720 ways.

A committee of 5 persons is to be formed out of 6 gents and 4 ladies. In how many ways can this be done if at most two ladies are included? -Maths 9th

Description : A committee of 5 persons is to be formed out of 6 gents and 4 ladies. In how many ways can this be done if at most two ladies are included? -Maths 9th

Last Answer : hope its clear

A box contains 5 different red and 6 different white balls. In how many ways can 6 balls be selected so that there are at least -Maths 9th

Description : A box contains 5 different red and 6 different white balls. In how many ways can 6 balls be selected so that there are at least -Maths 9th

Last Answer : The selection of 6 balls, consisting of at least two balls of each color from 5 red and 6 white balls can be made in the following ways: Red balls (5) White balls(6) Number of ways 2 4 5 C 2 ​ × 6 C 4 ​ =150 3 3 5 C 3 ​ × 6 C 3 ​ =200 4 2 5 C 4 ​ × 6 C 2 ​ =75 Total 425

If the diameter of longitudinal bars of a square column is 16 mm, the diameter of lateral ties should not be less than (A) 4 mm (B) 5 mm (C) 6 mm (D) 8 mm

Description : If the diameter of longitudinal bars of a square column is 16 mm, the diameter of lateral ties should not be less than (A) 4 mm (B) 5 mm (C) 6 mm (D) 8 mm

Last Answer : Answer: Option B

A bag contains 5 white, 7 red and 4 black balls. If four balls are drawn one by one with replacement, what is the probability that none is white. -Maths 9th

Description : A bag contains 5 white, 7 red and 4 black balls. If four balls are drawn one by one with replacement, what is the probability that none is white. -Maths 9th

Last Answer : Let A, B, C, D denote the events of not getting a white ball in first, second, third and fourth draw respectively. Since the balls are drawn with replacement, therefore, A, B, C, D are independent events such that P (A) = P (B) ... x \(rac{11}{16}\) x \(rac{11}{16}\) = \(\big(rac{11}{16}\big)^4.\)

A bag contains 7 white, 5 black and 4 red balls. Four balls are drawn without replacement. -Maths 9th

Description : A bag contains 7 white, 5 black and 4 red balls. Four balls are drawn without replacement. -Maths 9th

Last Answer : Let A : Event of getting at least 3 black balls Then n(A) = 5C3 x 11C1 + 5C4 (∵ Besides 5 black balls, there are 11 other balls)(3 black + others) (4 black)= \(rac{5 imes4}{2}\) x 11 + 5 = 115Total numbers of ways ... = 1820∴ P(A) = \(rac{n(A)}{n(S)}\) = \(rac{115}{1820}\) = \(rac{23}{364}.\)

A bag contains 7 red and 5 green balls. The probability of drawing all four balls asred balls, when four balls are drawn at random is -Maths 9th

Description : A bag contains 7 red and 5 green balls. The probability of drawing all four balls asred balls, when four balls are drawn at random is -Maths 9th

Last Answer : (b) \(rac{7}{99}\)There are (7 + 5) = 12 balls in the bag. 4 balls can be drawn at random from 12 balls in 12C4 ways. ∴ n(S) = 12C4 = \(rac{|\underline{7}}{|\underline3|\underline4}\) = \(rac{7 imes6 imes5}{3 ... ) = 35∴ Required probability = \(rac{n(A)}{n(S)}\) = \(rac{35}{495}\) = \(rac{7}{99}\).

There are 5 boys and 3 girls. In how many ways can they stand in a row so that no two girls are together? -Maths 9th

Description : There are 5 boys and 3 girls. In how many ways can they stand in a row so that no two girls are together? -Maths 9th

Last Answer : Have the 55 boys stand in a line. This can be done in 5!5! ways. For the moment, add a boy at each end, who will be removed when we're done. Now send the 33 girls, one at a time, to ... that each girl can either wedge herself between two boys or else stand next to a boy at one end or the other.

A committee of 11 members sit at a round table. In how many ways can they be seated if the “President” and the “Secretary” choose to sit together. -Maths 9th

Description : A committee of 11 members sit at a round table. In how many ways can they be seated if the “President” and the “Secretary” choose to sit together. -Maths 9th

Last Answer : ∴ Required number of ways of seating = 9!

Do you wear T-shirts that announce your opinions?

Description : Do you wear T-shirts that announce your opinions?

Last Answer : I wear brewery shirts and shirts of various sports teams. Occaionally the latter gains me an insult at a game although less so now that I’m old. But otherwise, no.

Do people still wear tie dyed shirts?

Description : Do people still wear tie dyed shirts?

Last Answer : I see them, I do not know if they are true tie-dyed shirts or printed to look retro. Most of those I have seen had printing on them as well, so it was more commercial than hippyish.

Do you agree with the Supreme Court ruling that upheld a school policy that the students weren't allowed to wear T-shirts displaying the American flag, and other such paraphernalia, to school on Cinco de Mayo?

Description : Do you agree with the Supreme Court ruling that upheld a school policy that the students weren't allowed to wear T-shirts displaying the American flag, and other such paraphernalia, to school on Cinco de Mayo?

Last Answer : answer:The case isn't that unusual to me. The Supreme Court has consistently maintained the stance that K-12 students do not have freedom of speech while on campus, as outlined in some of the ... came to free speech, but I can't really fault the school for trying to handle this situation.

How can I tactfully tell a young friend of mine that she really needs to wear longer, looser shirts?

Description : How can I tactfully tell a young friend of mine that she really needs to wear longer, looser shirts?

Last Answer : Could these clothes be the only ones she can afford? If not, I’m guessing she simply doesn’t care or have any self respect. If you insist on telling her again, considering her last reaction, I’m guessing you’ll be risking the friendship.

Where on your shirts/hoodies does the fabric wear out the fastest?

Description : Where on your shirts/hoodies does the fabric wear out the fastest?

Last Answer : Cuffs—my cuffs wear so quickly that I usually wind up folding them over to cover the holes.

What is your take on couples who wear identical shirts?

Description : What is your take on couples who wear identical shirts?

Last Answer : My partner and I have similar tastes in work shirts and we occasionally find that we’ve inadvertently dressed almost alike. I wouldn’t do it purposefully though.

Why do girls rarely wear white shirts?

Description : Why don't they love it so much?

Last Answer : Can be very transparent for girls. Or the dirt is easy to see on white, which is why they don't like it in many cases. Or they wear a blouse instead of a shirt.

Are there requirements for municipal employees (road workers) to wear bright green or orange vests or shirts?

Description : Are there requirements for municipal employees (road workers) to wear bright green or orange vests or shirts?

Last Answer : Yes, this is required safety equipment!

What kind of tee shirts should I wear in an office?

Description : What kind of tee shirts should I wear in an office?

Last Answer : Men should wear a white shirt or pastel shirt, conservative tie.There are typically four types of corporates dress codes: business casual, business professional, Business casual,Casual..We Are Notable Shirt ... field for many years. Today, we are a family of experienced and skilled shirt makers.

Do you have to wear fishing shirts if you go fishing?

Description : Do you have to wear fishing shirts if you go fishing?

Last Answer : The extra pockets are useful when wading out in the streams. But if you are only shore fishing then a tackle box will work fine. Otherwise you could just use a cheap / old shirt with extra pockets.

The nurse advises the patient undergoing photodynamic therapy (PDT) for macular degeneration to avoid exposure to direct sunlight or bright lights for a) the first five days after the procedure. Photodynamic therapy includes the use of verteporfin, a light-activated dye. The dye within the blood vessels near the surface of the skin could become activated with exposure to strong light, such as sunlight or bright lights. Ordinary indoor light is not a problem. The patient should be counseled to wear protective clothing, such as long-sleeved shirts, sunglasses, and wide-brimmed hats, if the patient has to go outdoors during daylight hours in the first five days post-treatment. Inadvertent sunlight exposure can lead to severe blistering of the skin and sunburn.

Description : The nurse advises the patient undergoing photodynamic therapy (PDT) for macular degeneration to avoid exposure to direct sunlight or bright lights for a) the first five days after the procedure. ... should avoid exposure to direct sunlight or bright lights for the first five days post-treatment.

Last Answer : a) the first five days after the procedure. Photodynamic therapy includes the use of verteporfin, a light-activated dye. The dye within the blood vessels near the surface of the skin could ... days post-treatment. Inadvertent sunlight exposure can lead to severe blistering of the skin and sunburn.

A shot-put is a metallic sphere of radius 4.9 cm. If the density of the metal is 7.8 g/cm3. -Maths 9th

Description : A shot-put is a metallic sphere of radius 4.9 cm. If the density of the metal is 7.8 g/cm3. -Maths 9th

Last Answer : We have, the radius of a metallic sphere (r) = 4.9 cm ∴ Volume of the sphere = 4 / 3 πr3 = 4 / 3 × 22 / 7 × 4.9 × 4.9 × 4.9 = 493.005 cm3 ∵ Density of the metal used = 7.8 g/cm3 Hence, the mass of the shot - put = 493.005 × 7.8 = 3845.44

A shot-put is a metallic sphere of radius 4.9 cm. If the density of the metal is 7.8 g/cm3. -Maths 9th

Description : A shot-put is a metallic sphere of radius 4.9 cm. If the density of the metal is 7.8 g/cm3. -Maths 9th

Last Answer : We have, the radius of a metallic sphere (r) = 4.9 cm ∴ Volume of the sphere = 4 / 3 πr3 = 4 / 3 × 22 / 7 × 4.9 × 4.9 × 4.9 = 493.005 cm3 ∵ Density of the metal used = 7.8 g/cm3 Hence, the mass of the shot - put = 493.005 × 7.8 = 3845.44