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What does opposite faces of a rectangular solid mean?

I came across this DS question from the OG where:Q - What is the volume of a certain rectangular solid?1- Two adjacent faces of the solid have area 15 and 24, respectively.2 - Each of two opposite...

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For every positive odd integer n, the function g(n) is defined to be t

I came across this question on gmatpill. Now i have seen a similar question for even integer product...how do we approach this one...?For every positive odd integer n, the function g(n) is defined to...

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In how many ways can 5 boys be allotted four different rooms such that

In how many ways can 5 boys be allotted four different rooms such that none of the rooms are empty and all the 5 boys are accommodated?A) 5C2 *4!B) 5C3 *5!C) 5C4 *4!D) 5C1 *3!E) 5C1Source: 4GmatPlease...

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In how many ways can a group of 15 friends be seated round 2 tables if

In how many ways can a group of 15 friends be seated round 2 tables if one of the tables can seat 10 and the other can seat 5 people?A) 15C5 * 9! *4!B) 15C3 * 8! *3!C) 15C4 * 9! *3!D) 15C2 * 10! *3!E)...

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The probability of a team winning a match given Matt is playing the

The probability of a team winning a match given Matt is playing the match is 0.75. The probability of the team winning a match given Matt is not playing the match is 0.5. The probability of Matt...

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What is the probability of getting a head in a single throw of three f

What is the probability of getting a head in a single throw of three fair coins?A) 1/2B) 3/8C) 1/4D) 1/5E) 5/8Source: 4gmatHow do we solve such problems?

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A national park that is in the shape of a square of side 40 metres has

A national park that is in the shape of a square of side 40 metres has water pipe running along one of its diagonals.What is the probability that a tourist (who is inside the national park) finds...

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Which of the following functions does not intersect with y = 3x^2 + 2x

Which of the following functions does not intersect with y = 3x^2 + 2x + 1A. y = 3x^2 + 3x + 1B. y = 2x^2 + 3x + 1C. y = 3x^2 + 2x + 3D. y = 4x^2 + 2x - 3E. y = x^2 + 2x + 3This question is not from...

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Each student at a certain Mathematics exam either solved the hardest p

Each student at a certain Mathematics exam either solved the hardest problem correctly or incorrectly. What percent of the examinees solved the hardest problem correctly? 1. The average score of those...

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If a, b, x and y are prime numbers and a^x + b^y = 129, what is the va

If a, b, x and y are prime numbers and a^x + b^y = 129, what is the value of x+y?(A) 5(B) 6(C) 10(D) 13(E) 15Can someone explain how to approach this question systematically? Ie. what are your first...

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If x, y, and z are positive integers, is x - y - z positive ?

If x, y, and z are positive integers, is x - y - z positive ?(1) x > y(2) y > z

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What is the value of positive integer x ?

What is the value of positive integer x ?(1) x^4 < 1000(2) 2^x < x^2

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Jose purchased several large and small dressers at a flea market to ad

Jose purchased several large and small dressers at a flea market to add to his antique furniturecollection. The large dressers cost $31 apiece, while the small dressers cost $25 apiece. If Jose did...

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Is x = -4 ?

Is x = - 4 ?1)\sqrt{x^2} = 42)|x| = - x

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Is the slope of the Line K positive?

Is the slope of the Line K positive?1) The product of the intercepts made by the Line K is zero.2) The product of the intercepts made by the Line K is positive.

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Find no. of zeros at the end of the product of multiple numbers

Q : Find the number of zeros at the end of the product a. Of first 100 multiples of 10 b. 5X10X15X20X25X30X35X40X40X45 C. 100!I would also like to know whether this kind of question is possible in GMAT...

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Divisibility Question

Quote:Could you pls help me to solve one doubt. It will be great help. I do not have question in formal format. But it is something like below.QuestionVariable X is positive integer. When X is divided...

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On a certain day, two telemarketers, V and W, each earned $80.

On a certain day, two telemarketers, V and W, each earned $80. If the telemarketers are paid on a per-call basis, did V make more calls than W ? 1) V earned an average of $14 per hour, and W earned an...

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Different non-zero digit

AB x CA------------- DEBCQ. In the multiplication above, each letter stands for a different non-zero digit, withA x B < 10. What is the two-digit number AB?(A) 23 (B) 24 (C) 25 (D) 32 (E) 42

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If a, b, c and d are positive integers less than 4, and , [m]4^a+3^b+2

If a, b, c and d are positive integers less than 4, and , 4^a+3^b+2^c+1^d=78 then what is the value of b/c?A) 3B) 2C) 1 D)1/2E)1/3This problem took me considerable time for solving. Please suggest...

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