What are these math problems called and how do you figure them out?

What are these math problems called and how do you figure them out?
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? What math problems?
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Can anyone help me figure out my math problem?

Description : Can anyone help me figure out my math problem?

Last Answer : answer:Hmm (9–2x) (5–2x) – 45 (7x) (3x) – 45 21 – 45x = -24 looks right but its been a while, you just got it positve.

How do I figure out this simple math fraction?

Description : How do I figure out this simple math fraction?

Last Answer : Do you mean 93¼ percent? Because 93¼ really is 93.25.

Can you figure out this math problem?

Description : Can you figure out this math problem?

Last Answer : I’m Too stupid…

Can someone help me out with my math homework?

Description : Can someone help me out with my math homework?

Last Answer : answer:Sure. Here on Fluther, we're not allowed to tell you exactly how to do a homework problem, but I can point you in the right direction. The slope-intercept formula for a line is y=mx+b, ... the y intercept, you still have two points. Hint: The x coordinate of the y intercept is always 0.

In math, using decimals, how would 10.01 be written out in words?

Description : In math, using decimals, how would 10.01 be written out in words?

Last Answer : Well, I’d say ten point o-one, but yes, 0.01 is one hundredth, so 10.01 is ten units and one hundredth.

Did we invent math,or did we discover it?

Description : Did we invent math,or did we discover it?

Last Answer : God invented it.

Can someone help me with my math assignment?

Description : Can someone help me with my math assignment?

Last Answer : We don't do people's homework here, but we can help in other ways. For instance, some of us can suggest an approach. One would hope, though, that your instructor has already prepared you to ... you take your shot at answering the question, and then post your answer and ask if others will comment?

What is the order of operations in math?

Description : What is the order of operations in math?

Last Answer : answer:Please excuse my dear Aunt Sally Parentheses, exponents, multiplication and division, addition and subtraction.

In math, why do we have to do the order of operations in the order we do?

Description : In math, why do we have to do the order of operations in the order we do?

Last Answer : It’s just agreed upon. I don’t think it matters other than what is agreed upon, to share formulas across the globe.

What's the best math program to manipulate polygons?

Description : What's the best math program to manipulate polygons?

Last Answer : Have you tried Google Sketchup? It’s fun, frustrating, and free.

Can you check the math on this? (Details)

Description : Can you check the math on this? (Details)

Last Answer : answer:They don’t add the swipe fee on to the customers bill, they deduct it from the restaurant’s total. The original amount is $100, not $103. The swipe fee is deducted from the total charged, so he submits $100 in charges to the credit card company, they credit his account with $97.

Is university math less frustrating than high school math?

Description : Is university math less frustrating than high school math?

Last Answer : It would be wise to think high school isn’t an accurate representation of college. I hated history classes in high school. Loved them in College.

Can you tell me how to solve this math/statistics problem?

Description : Can you tell me how to solve this math/statistics problem?

Last Answer : answer:It's very straightforward. Once you know how to do it, you can accomplish many things. First, the most important thing is the standard cumulative Normal distribution. With a normal distribution of mean ... 4772 So, about 47.72% of people, or about 143 people, spend between 40 and 51 minutes.

I'm having some Math trouble?

Description : I'm having some Math trouble?

Last Answer : What is a variable expression?

How to tell the greater power? (math question)

Description : How to tell the greater power? (math question)

Last Answer : answer:Compare the logs? Taking log from the first one you get 15272 log(45362) and from the second one you get 37589 log(26453) which can be compared easily.

Can you solve this simple math problem for me?

Description : Can you solve this simple math problem for me?

Last Answer : answer:It is 1.86 times 422, divided by 100. $7.85

Translate words into math equation?

Description : Translate words into math equation?

Last Answer : answer:Replace “a number” and “the same number” with x. Replace “is” with = The sum of something and something else is the same as something + something else. That should get you started. Let me know if you need more help.

Does anyone know a good study online site for Pharmacy technician math?

Description : Does anyone know a good study online site for Pharmacy technician math?

Last Answer : answer:If you know the kind of math you need to learn, Purplemath and Khan Academy are both very good resources. When I typed pharmacy math in YouTube, I got quite a few ... ExCPT exams and Continuing Education information for experienced Technicians. It also says that it's completely free.

Which branch of math would you say is the most difficult?

Description : Which branch of math would you say is the most difficult?

Last Answer : answer:AP Geometry was the most difficult for me. I had it during my freshman year in high school. I don't know why exactly, but I had a hard time remembering the different theorems and formulas. ... they think. Some people are good at all kinds of math while others struggle even with the basics.

In real life we have situations such as: Rock > Scissors, Scissors > paper and Paper > Rock. Is there a type of math to deal with this?

Description : In real life we have situations such as: Rock > Scissors, Scissors > paper and Paper > Rock. Is there a type of math to deal with this?

Last Answer : answer:In Modular Arithmetic the numbers wrap around. That might be a good place to start to define the rules mathematically. As a kid we played rock, paper, scissors, bomb,. Symbol for bomb was fist with ... Bomb destroys rock, etc. .... Mod 4 Rock, paper,scissors, lizard, Spock would be Mod 5

Why don't these two identical math equations equal the same thing? (See picture.)

Description : Why don't these two identical math equations equal the same thing? (See picture.)

Last Answer : Once the gif started cutting the boxes into pieces, it’s all optical illusion. they changed the number of boxes in the rectangle with that little geometric magic.

Math geeks: How do i do eigenvalue decomposition of a scalar matrix?

Description : Math geeks: How do i do eigenvalue decomposition of a scalar matrix?

Last Answer : answer:Your information isn't quite accurate. Finding eigenvalues of scalar matrices is pretty much the easiest thing in the world: they are the scalar value with multiplicity n (where n is the size of the matrix) ... help. I used to teach this, and really love linear algebra. This is fun for me. :)

What are the best books that will allow me to teach myself math?

Description : What are the best books that will allow me to teach myself math?

Last Answer : Solving equations and such sounds more like high-school maths to me. You can always revisit your old high-school math books if you still have them. They are usually pretty good (but tend to repeat ... at quickly teaching you the subject of interest, but you do still have to put in the work.

What math equation should I use to represent amount of caffeine according to this chart?

Description : What math equation should I use to represent amount of caffeine according to this chart?

Last Answer : Making the simplifying assumption that the drink goes in a single gulp and all the caffeine goes into the bloodstream immediately, all you are left with is exponential decay (caffeine metabolized) and step functions ( ... x (½)^(time step/half-life)] + Caffiene ingested at new time (see half-life)

Simple math question, what does log mean?

Description : Simple math question, what does log mean?

Last Answer : Log is a logarithm. Wikipedia for a better explanation: http://en.wikipedia.org/wiki/Logarithm

Why do we need math?

Description : Why do we need math?

Last Answer : nice tags…

What is your favorite math problem?

Description : What is your favorite math problem?

Last Answer : this one

Desperate need of math homework help! (Merchandise Math)

Description : Desperate need of math homework help! (Merchandise Math)

Last Answer : answer:its too late/early but maybe this page will help you. sorry i suck at math. although i love shopping he he.. (9) Markup = The difference between the cost of an item ... sale - VERY BIG FILE 712 PAGES http://accountant.intuit.com/member_programs/qb_advisor/pos_cert/v6/qbposv60_user_guide.pdf

How do you solve this math word problem? PLEASE HELP ME AND EXPLAIN STEP BY STEP!!!?

Description : A lumberyard charges $ 1 per cut to trim boards. Bob buys a 12-ft board and wants it out into twelve 1-ft pieces. How much will he be charged for the cutting? The correct answer is $11.

Last Answer : It takes 11 cuts to cut a 12 foot board into 12 pieces. It always takes 1 less cut than the number of pieces wanted. If you want 2 pieces, you cut once. If you want 3 pieces, you cut twice. Etc.

Help with this math question?

Description : Determine which of the following matrix equations represents the solution to the system: 2x + y = 2 5x + 3y = 13.

Last Answer : 6x+3y = 6 x = -7 y = 16

ABCD is a parallelogram with diagonal AC If a line XZ is drawn such that XZ ∥ AB, then BX/XC = ? (a) (AY/AC) (b) DZ/AZ (c) AZ/ZD (d) AC/AY Answer: (c) AZ/ZD 13. In the given figure, value of x (in cm) is (a) 5cm (b) 3.6 cm (c) 3.2 cm (d) 10 cm

Description : ABCD is a parallelogram with diagonal AC If a line XZ is drawn such that XZ ∥ AB, then BX/XC = ? (a) (AY/AC) (b) DZ/AZ (c) AZ/ZD (d) AC/AY Answer: (c) AZ/ZD 13. In the given figure, value of x (in cm) is (a) 5cm (b) 3.6 cm (c) 3.2 cm (d) 10 cm

Last Answer : (a) 5cm

In given figure, AD = 3 cm, AE = 5 cm, BD = 4 cm, CE = 4 cm, CF = 2 cm, BF = 2.5 cm, then (a) DE || BC (b) DF || AC (c) EF || AB (d) none of

Description : In given figure, AD = 3 cm, AE = 5 cm, BD = 4 cm, CE = 4 cm, CF = 2 cm, BF = 2.5 cm, then (a) DE || BC (b) DF || AC (c) EF || AB (d) none of

Last Answer : (c) EF || AB

In the adjoining figure, if ∠BAC = 90° and AD ⊥ BC, then (а) BD.CD = BC2 (b) AB.AC = BC2 (c) BD.CD = AD2 (d) AB.AC = AD2

Description : In the adjoining figure, if ∠BAC = 90° and AD ⊥ BC, then (а) BD.CD = BC2 (b) AB.AC = BC2 (c) BD.CD = AD2 (d) AB.AC = AD2

Last Answer : (c) BD.CD = AD2

A ship is reported to reach somewhere in the region as shown in figure. What is the probability that the ship reach in the shaded region. a. 11/67 b. 13/81 c. 1/77 d. 11/113

Description : A ship is reported to reach somewhere in the region as shown in figure. What is the probability that the ship reach in the shaded region. a. 11/67 b. 13/81 c. 1/77 d. 11/113

Last Answer : c. 1/77

In the given figure, AB is the diameter where AP = 12 cm and PB = 16 cm. If the value of π is taken 3, what is the perimeter of the shaded region? (a) 58 cm (b) 116 cm (c) 29 cm (d) 156 cm

Description : In the given figure, AB is the diameter where AP = 12 cm and PB = 16 cm. If the value of π is taken 3, what is the perimeter of the shaded region? (a) 58 cm (b) 116 cm (c) 29 cm (d) 156 cm

Last Answer : (a) 58 cm

In the given figure, OACB is a quadrant of a circle of radius 7 cm. The perimeter of the quadrant is (a) 11 cm (b) 18 cm (c) 25 cm (d) 36 cm

Description : In the given figure, OACB is a quadrant of a circle of radius 7 cm. The perimeter of the quadrant is (a) 11 cm (b) 18 cm (c) 25 cm (d) 36 cm

Last Answer : (c) 25 cm

In the following figure ABCD is a cyclic quadrilateral, the sum of degree measures of ∠A and ∠D is: (SOURCE: Fig. 3.7, Exercise 3.7, Chapter 3, PAIR of LINEAR EQUATIONS in TWO VARIABLES, NCERT, Class X) (a) 120° (b) 180° (c) 230°(d) 250°

Description : In the following figure ABCD is a cyclic quadrilateral, the sum of degree measures of ∠A and ∠D is: (SOURCE: Fig. 3.7, Exercise 3.7, Chapter 3, PAIR of LINEAR EQUATIONS in TWO VARIABLES, NCERT, Class X) (a) 120° (b) 180° (c) 230°(d) 250°

Last Answer : (c) 230°

The area of the triangular region, in the following figure, bounded by the lines 2x-y=1 and x+2y=13 and Y-axis is (a) 11.25 sq.units (b) 9.75 sq.units (c) 16.25 sq,units (d) 18.75 sq.units

Description : The area of the triangular region, in the following figure, bounded by the lines 2x-y=1 and x+2y=13 and Y-axis is (a) 11.25 sq.units (b) 9.75 sq.units (c) 16.25 sq,units (d) 18.75 sq.units

Last Answer : (a) 11.25 sq.units

In the given figure, if AB = 14 cm, BD = 10 cm and DC = 8 cm, then the value of tan B is a) 4/3 b) 14/3 c) 11/3 d) 9/12

Description : In the given figure, if AB = 14 cm, BD = 10 cm and DC = 8 cm, then the value of tan B is a) 4/3 b) 14/3 c) 11/3 d) 9/12

Last Answer : a) 4/3

Are problems like the fox chicken and grain NP problems?

Description : Are problems like the fox chicken and grain NP problems?

Last Answer : answer:If I understand your question, you can solve the FCG problem without exploring every possible combination. For example, CCCCCCCCCCCC FGFCF CCCCC is one possible (incorrect) solution that would only be ... and leave the chicken. 4. You take the chicken across. See this for more information.

All red face cards are removed from a pack of playing cards. The remaining cards are well shuffled and then a card is drawn at random from them. Find the probability that the drawn card is face card. a. 2/23 b. 7/44 c. 3/23 d. 4/25

Description : All red face cards are removed from a pack of playing cards. The remaining cards are well shuffled and then a card is drawn at random from them. Find the probability that the drawn card is face card. a. 2/23 b. 7/44 c. 3/23 d. 4/25

Last Answer : c. 3/23

Can you tender a one rupee note in such a manner that there shall be total 50 coins but none of them would be 2 paise coins?

Description : Can you tender a one rupee note in such a manner that there shall be total 50 coins but none of them would be 2 paise coins?

Last Answer : Answer: 45 one paisa coins, 2 five paise coins, 2 ten paise coins, and 1 twenty-five paise coins.

A number of cats got together and decided to kill between them 999919 mice. Every cat killed an equal number of mice. Each cat killed more mice than there were cats. How many cats do you think were there?

Description : A number of cats got together and decided to kill between them 999919 mice. Every cat killed an equal number of mice. Each cat killed more mice than there were cats. How many cats do you think were there?

Last Answer : Answer: 991.

Pipe A can fill an empty tank in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins. If all of them work together, find the time taken to fill the tank? (a) 17 1/7 mins (b) 20 mins (c) 8 mins (d) none of these

Description : Pipe A can fill an empty tank in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins. If all of them work together, find the time taken to fill the tank? (a) 17 1/7 mins (b) 20 mins (c) 8 mins (d) none of these

Last Answer : (a) 17 1/7 mins

If 4! = 1x2x3x4 and is called 4 factorial, what is the sum of the numbers e.g. 4(?)= (1+2+3+4) called?

Description : If 4! = 1x2x3x4 and is called 4 factorial, what is the sum of the numbers e.g. 4(?)= (1+2+3+4) called?

Last Answer : What’s wrong with the summation notation? It does just that. I don’t think there’s any other way of expressing it other than writing it out. [addition]: After more research, I found a formula where 1+2+3+4….+n= n*(n+1)/2 http://en.wikipedia.org/wiki/Triangular_number

Assertion (A):A pair of linear equations has no solution (s) if it represented by intersecting lines graphically. Reason (R) : If the pair of lines are intersecting, then the pair has unique solution and is called consistent pair of equations. (a) Both A and R are correct; R is the correct explanation of A. (b) Both A and R are correct; R is not the correct explanation of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Description : Assertion (A):A pair of linear equations has no solution (s) if it represented by intersecting lines graphically. Reason (R) : If the pair of lines are intersecting, then the pair has unique solution and is called ... of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Last Answer : (d) R is correct; A is incorrect.

Is there a calculation in which infinities cancels out?

Description : Is there a calculation in which infinities cancels out?

Last Answer : There are many asymptotic functions that are expressed as the x or y value approaches infinity. They are not at all uncommon. And the ratio of two such functions would define something like a line. Students of Analytic Geometry as well as Calculus are quite familiar with the occurrence of infinity.

If the universe turns out to be granular (meaning there is a smallest length and a smallest unit of time), is mathematics as it exists today a flawed, or even the wrong tool to describe reality?

Description : If the universe turns out to be granular (meaning there is a smallest length and a smallest unit of time), is mathematics as it exists today a flawed, or even the wrong tool to describe reality?

Last Answer : That’s irrational. Sure I will agree will you.

Can you help me to work this out?

Description : Can you help me to work this out?

Last Answer : You bought it for $75,00.

Need help figuring out my final grade for the semester.

Description : Need help figuring out my final grade for the semester.

Last Answer : answer:79.1% * 50% + 80% * 15% + 60% * 35% = 0.7297 Your final grade would be 72.97%, assuming the minimum score for both the paper and the essay.