How many numbers between 16 to 189 are divisible by 9 but not by 4?

1 Answer

Answer :

There are 14 such numbers between 16 and 189.

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Last Answer : Only c. 24 is evenly divisible by 324/3 =- 8

Description : 189 2/9 +189 3/9+189 5/9+189 6/9+189 7/9 =? a) 1138 b) 1037 c) 1237 d) 1238 e) 1137

Last Answer : ? = 189 2/9 + 189 3/9 +189 4/9 +189 5/9 + 189 6/9 + 189 7/9 =(189 × 6) +(2/9 + 3/9 +4/9+5/9+6/9+7/9 ) =1134 + (2+3+4+5+6+7)/9 =113 + (27/9) =1134 + 3=1137 Answer: e)

Description : What which of these numbers are divisible by 13 is it a. 52 or b. 9 c. 30 d. 27?

Last Answer : a.

Description : What numbers are divisible by 3 9 6?

Last Answer : Any number of the form 18*k where k is an integer.

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Last Answer : You would get 180,495 for the house after commission is paid.

Description : What is the exact value for the expression the square root of 189 minus the square root of 21 plus the square root of 84 Simplify if possible.?

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Description : The amount of copper in the human body is (A) 50–80 mg (B) 100–150 mg (C) 400–500 mg (D) 500–1000 mg MINERAL METABOLISM 189

Last Answer : Answer : B

Description : Angular velocity of second hand of clock is 0.105 rad s-1 and length of hand is 1.8 cm, then speed of tip of hand is A. 0.189 cm s-1 B. 1 cm s-1 C. 0.189 m s-1 D. 2 m s-1

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Description : 104 153 189 214 ? a) 239 b) 225 c) 264 d) 235 e) None of these

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Description : When the integers from 1 to 999 are written on a paper, the number of zeros used in writing it is: a) 192 b) 189 c) 200 d) 203 e) 216

Last Answer : From 1 to 10 : 1 zero From 11-100 : 10 zeros (100 has 2 zeros) From 101 – 900 : 8×20 = 160 zeros From 901-999 : we have 18 zeros Total = 1+10+160+18 = 189 zeros Answer: b)

Description : 63251 × 82 = ? × 42105 a) 101 b) 123 c) 147 d) 165 e) 189

Last Answer : Answer: b)

Description : A cricketer played 3 matches in tournament. The respective ratio between the scores of first and second matches was 3:7 and that between the scores of second and third matches between was 7 :2. the difference ... the cricketer average score in all the matches together? A) 336 B) 146 C) 168 D) 189

Last Answer : A) The ratio between first and second matches equal to 3 :7 The ratio between second and third matches=7:2 The difference between first and third matches=3x-2x=84 runs = 84 Required average=1008/3=336 .

Description : 20

Last Answer : 20 numbers from 1-100 are divisible by 5.

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Last Answer : They can also be evenly divided by 1, 2 and 4.

Description : What numbers are divisible by 4 or 6?

Last Answer : 12 and any multiples of 12

Description : What is 519 divisible by in whole numbers?

Last Answer : It is divisible by any of its factors which are 1, 3, 173 and519

Description : What which of these numbers is divisible by 12 is it a. 6 b. 26 c. 12 d. 42?

Last Answer : c.

Description : What numbers are 21 divisible by?

Last Answer : They are members of the infinite set of numbers of the form 21*kwhere k is an integer.

Description : The least number that is divisible by all the numbers from 1 to 5 is: (a) 70 (b) 60 (c) 80 (d) 90

Last Answer : (b) 60

Description : The odd numbers from 1 to 45 which are exactly divisible by 3 are arranged in an ascending order. The number at 6 th position is (A) 18 (B) 24 (C) 33 (D) 36

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Description : For what value of m is x3 -2mx2 +16 divisible by x + 2 ? -Maths 9th

Last Answer : Let p(x) = x3 -2mx2 +16 Since, p(x) is divisible by (x+2), then remainder = 0 P(-2) = 0 ⇒ (-2)3 -2m(-2)2 + 16=0 ⇒ -8-8m+16=0 ⇒ 8 = 8 m m = 1 Hence, the value of m is 1 .

Description : For what value of m is x3 -2mx2 +16 divisible by x + 2 ? -Maths 9th

Last Answer : Let p(x) = x3 -2mx2 +16 Since, p(x) is divisible by (x+2), then remainder = 0 P(-2) = 0 ⇒ (-2)3 -2m(-2)2 + 16=0 ⇒ -8-8m+16=0 ⇒ 8 = 8 m m = 1 Hence, the value of m is 1 .

Description : For what value of k, will the expression (3x^3 – kx^2 + 4x + 16) be divisible by (x – k/2) ? -Maths 9th

Last Answer : Given f(x) = 3x³ - kx² + 4x + 16. Since (x - k/2) is a factor of polynomial. This means x = k/2 is the zero of the given polynomial. ⇒ f(k/2) = 3(k/2)³ - k(k/2)² + 4(k/2) + 16 ⇒ 0 ... - 4k + 32) + 4(k² - 4k + 32) ⇒ 0 = (k + 4)(k² - 4k + 32) ⇒ k = -4.

Description : What least number would be subtracted from 427398 so that the remaining number is divisible by 15? 1. 13 2. 3 3. 16 4. 11 5. 14

Last Answer : Answer- 2 ( 3) Explanation:- On dividing 427398 by 15 we get the remainder 3, so 3 should be subtracted 

Description : What number is divisible by 9 123 234 or 345?

Last Answer : 123

Description : Is 646 divisible by 9?

Last Answer : 6 + 4 + 6 = 161 + 6 = 7→ No; 646 is not divisible by 9 (there is a remainder of 7).-----------------------------------------Only if the sum of the ... ifthis single digit is 9 is the original number divisible by 9,otherwise this single digit is the remainder when the originalnumber is divided by 9.

Description : Is 4932 divisible by 9?

Last Answer : Yes

Description : Is 90 divisible by 2 3 4 5 6 9 10?

Last Answer : Yes, all except 4

Description : What are all of the different ways to choose the tens digit A and the ones digit B in the number 631872AB so that the number will be divisible by 9?

Last Answer : A + b = 0, 9, 18(9,0)(8,1)(7,2)(6,3)(5,4)(4,5)(3,6)(2,7)(1,8)(0,9)(0,0)(9,9)-------------------------------------------To be divisible by 9, the sum 6 + 3 + 1 + 8 + 7 + 2 + A + B = 27+ A ... , 5),(5, 4), (6, 3), (7, 2), (8, 1), (9, 0)Note that (0, 0) must not be forgotten as 27 + 0 + 0 = 27 = 3 9.

Description : What are all of the different ways to choose the ones digit A in 271854A so that the number will be divisible by 9?

Last Answer : A can be 0 or 9.

Description : Why the divisibility test for 9 is valid and a way to determine whether a three-digit counting number ABC is divisible by 9?

Last Answer : If the sum of digits add up to 9 then the number is divisible by 9 as for example the digits of 450 add up to 9 and so 450/9 = 50-------------------------------------- ... sum is 9, then the original number is divisible by 9, otherwise it is the remainder when the original number is divided by 9.

Description : Is 90 divisible by 5 and 9?

Last Answer : Yes. 90 is divisible by 9, 10 times. 90 is divisible by 5, 18times.

Description : Why the divisibility test for 9 is valid and a way to determine whether a three-digit counting number ABC is divisible by 9?

Last Answer : If the sum of digits add up to 9 then the number is divisible by 9 as for example the digits of 450 add up to 9 and so 450/9 = 50-------------------------------------- ... sum is 9, then the original number is divisible by 9, otherwise it is the remainder when the original number is divided by 9.

Description : What are all of the different ways to choose the ones digit A in 271854A so that the number will be divisible by 9?

Last Answer : A can be 0 or 9.

Description : What are all of the different ways to choose the tens digit A and the ones digit B in the number 631872AB so that the number will be divisible by 9?

Last Answer : A + b = 0, 9, 18(9,0)(8,1)(7,2)(6,3)(5,4)(4,5)(3,6)(2,7)(1,8)(0,9)(0,0)(9,9)-------------------------------------------To be divisible by 9, the sum 6 + 3 + 1 + 8 + 7 + 2 + A + B = 27+ A ... , 5),(5, 4), (6, 3), (7, 2), (8, 1), (9, 0)Note that (0, 0) must not be forgotten as 27 + 0 + 0 = 27 = 3 9.

Description : Is 90 divisible by 5 and 9?

Last Answer : Yes. 90 is divisible by 9, 10 times. 90 is divisible by 5, 18times.

Description : Is 104 divisible by 9?

Last Answer : No.To check if a number is divisible by 9 add the digits togetherand if the sum is divisible by 9 then so is the original number.The check can be used on the sum so keep summing until a singledigit remains. If ... = 55 is not 9, so 104 is not divisible by 9; it has a remainder of5 when divided by 9

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Last Answer : 2) 7

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Last Answer : Answer : A

Description : A base-16 number system that uses sixteen distinct symbols 0-9 and A-F to represent numbers from 0 to 15. A. Binary B. Decimal C. Hexadecimal D. Hepadeximal

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Last Answer : 16. (c) 17. (c)

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Last Answer : Time.

Description : Without actual division, prove that 2x4 – 5x3 + 2x2 – x+ 2 is divisible by x2-3x+2. -Maths 9th

Last Answer : Let p(x) = 2x4 - 5x3 + 2x2 - x+ 2 firstly, factorise x2-3x+2. Now, x2-3x+2 = x2-2x-x+2 [by splitting middle term] = x(x-2)-1 (x-2)= (x-1)(x-2) Hence, 0 of x2-3x+2 are land 2. We have to prove that, 2x4 ... )2 - 2 + 2 = 2x16-5x8+2x4+ 0 = 32 - 40 + 8 = 40 - 40 =0 Hence, p(x) is divisible by x2-3x+2.

Description : Without actual division, prove that 2x4 – 5x3 + 2x2 – x+ 2 is divisible by x2-3x+2. -Maths 9th

Last Answer : Let p(x) = 2x4 - 5x3 + 2x2 - x+ 2 firstly, factorise x2-3x+2. Now, x2-3x+2 = x2-2x-x+2 [by splitting middle term] = x(x-2)-1 (x-2)= (x-1)(x-2) Hence, 0 of x2-3x+2 are land 2. We have to prove that, 2x4 ... )2 - 2 + 2 = 2x16-5x8+2x4+ 0 = 32 - 40 + 8 = 40 - 40 =0 Hence, p(x) is divisible by x2-3x+2.

Description : FOR WHAT VALUE OF K, THE POLYNOMIAL X2+(4-K)X+2 IS DIVISIBLE BY X-2 -Maths 9th

Last Answer : As the given polynomial divisible by x-2 means the polynomial satisfies for the value x=2 So putting x=2 in x²+(4-k)x+2 yields 0 ⇒2²+(4-k)2+2=0 ⇒4+8-2k+2=0 ⇒ 2k=14 ⇒ k= ... ;-3x+2 if factorized yields (x-1)(x-2). Thus is divisible by x-2 as well as divisible by x-1.

Description : FOR WHAT VALUE OF K, THE POLYNOMIAL X2+(4-K)X+2 IS DIVISIBLE BY X-2 -Maths 9th

Last Answer : The value of 'k' is 4

Description : An integer is chosen at random from the first two hundred positive integers. What is the probability that the integer chosen is divisible by 6 or 8 ? -Maths 9th

Last Answer : As there are 200 integers, total number of exhaustive, mutually exclusive and equally likely cases, i.e, n(S) = 200 Let A : Event of integer chosen from 1 to 200 being divisible by 6⇒ n(A) = 33 \(\bigg(rac{200}{6}=33rac{1}{3}\ ... (rac{25}{200}\) - \(rac{8}{200}\) = \(rac{50}{200}\) = \(rac{1}{4}\).

Description : Find the probability that a two digit number formed by the digit 1, 2, 3, 4 and 5 is divisible by 4. -Maths 9th

Last Answer : The two digit numbers can be formed by putting any of 5 digits at the one 's place and also one of the 5 digits at ten's place. So, Total number of 2-digit numbers that can be formed using these 5-digits = 5 5 = ... 52}, i.e, 5 in number. ∴ Required probability = \(rac{5}{25}\) = \(rac{1}{5}.\)