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...
View ArticleFor 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...
View ArticleIn 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...
View ArticleIn 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)...
View ArticleThe 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...
View ArticleWhat 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?
View ArticleA 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...
View ArticleWhich 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...
View ArticleEach 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...
View ArticleIf 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...
View ArticleIf 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
View ArticleWhat is the value of positive integer x ?
What is the value of positive integer x ?(1) x^4 < 1000(2) 2^x < x^2
View ArticleJose 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...
View ArticleIs 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.
View ArticleFind 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...
View ArticleDivisibility 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...
View ArticleOn 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...
View ArticleDifferent 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
View ArticleIf 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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