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Problem Solving

Topics Posts Last Post

Divisibility/factors

by:
How many multiples of 5 are there between 81 and 358? A. 54 B. 55 C....

1 EXPERT REPLIES Sat Oct 28, 2017 2:28 pm

by: EconomistGMATTutor View latest post

Prime factors/number properties

by:
If {x} is the product of all even integers from 1 to x inclusive,...

1 EXPERT REPLIES Sat Oct 28, 2017 1:54 pm

by: EconomistGMATTutor View latest post

A salesman sold vacuum cleaners with a special 30-day...

by:
A salesman sold vacuum cleaners with a special 30-day, money-back...

1 EXPERT REPLIES Sat Oct 28, 2017 1:42 pm

by: EconomistGMATTutor View latest post

Word problems

by:
A telecom company charges in the following manner each call costs a...

1 EXPERT REPLIES Sat Oct 28, 2017 1:13 pm

by: EconomistGMATTutor View latest post

Algebra

by:
John is one year older than three times Linda's age. If their ages...

1 EXPERT REPLIES Sat Oct 28, 2017 11:13 am

by: Rich.C@EMPOWERgmat.com View latest post

Paul's average bowling score for a series was...

by:
Paul's average bowling score for a series was 164 and Dave's was 158....

1 EXPERT REPLIES Sat Oct 28, 2017 10:56 am

by: Rich.C@EMPOWERgmat.com View latest post

If n is positive and less than 1...

by:
If n is positive and less than 1, then which of the following is...

1 EXPERT REPLIES Sat Oct 28, 2017 10:52 am

by: Rich.C@EMPOWERgmat.com View latest post

set problem

by:
How many different subsets of the set {10, 14, 17, 24} are there that...

1 EXPERT REPLIES Sat Oct 28, 2017 10:49 am

by: EconomistGMATTutor View latest post

In a certain store, the ratio of part-time workers...

by:
In a certain store, the ratio of part-time workers to full-time...

1 EXPERT REPLIES Sat Oct 28, 2017 10:45 am

by: Rich.C@EMPOWERgmat.com View latest post

The numbers of products a store sold on...

by:
The numbers of products a store sold on 4 consecutive days were x, x...

1 EXPERT REPLIES Sat Oct 28, 2017 10:38 am

by: Rich.C@EMPOWERgmat.com View latest post

Algebra

by:
Hugo lies on top of a building, throwing pennies straight down to the...

1 EXPERT REPLIES Sat Oct 28, 2017 10:31 am

by: EconomistGMATTutor View latest post

Arithmetic- roots

by:
$$\sqrt{\left }\ is\ closest\ to\ which\ of\ the\ following?$$ A....

1 EXPERT REPLIES Sat Oct 28, 2017 9:51 am

by: EconomistGMATTutor View latest post

Which has the largest value?

by:
Which has the largest value? a) 1/5 +1/5+ 1/5 b) 3/5*2/5 - 4/5*1/5 c)...

0 Sat Oct 28, 2017 8:17 am

by: BTGmoderatorLU View latest post

Algebra

by:
It takes 30 days to fill a laboratory dish with bacteria. If the size...

1 EXPERT REPLIES Sat Oct 28, 2017 3:44 am

by: EconomistGMATTutor View latest post

Number properties

by:
What is the least possible product of 5 different integers, each of...

1 EXPERT REPLIES Sat Oct 28, 2017 3:32 am

by: EconomistGMATTutor View latest post

Inequalities

by:
If a is less than b, which of the following numbers is greater than a...

2 EXPERT REPLIES Sat Oct 28, 2017 3:24 am

by: EconomistGMATTutor View latest post

A certain office supply store stocks 2

by:
A certain office supply store stocks 2 sizes of self-stick notepads,...

1 EXPERT REPLIES Sat Oct 28, 2017 3:21 am

by: GMATGuruNY View latest post

Each bead in an urn is marked with...

by:
Each bead in an urn is marked with a distinct positive integer and...

1 EXPERT REPLIES Sat Oct 28, 2017 3:08 am

by: EconomistGMATTutor View latest post

Functions

by:
Let function f(x)=(x-a)(x-b). If f(10)=f(20)=0, f(30)=? A. 50 B. 100...

1 EXPERT REPLIES Sat Oct 28, 2017 3:06 am

by: GMATGuruNY View latest post

The number of diagonals of two different regular...

by:
The number of diagonals of two different regular polygons each...

1 EXPERT REPLIES Sat Oct 28, 2017 2:25 am

by: EconomistGMATTutor View latest post

In how many ways 8 different tickets can be distributed betw

by:
In how many ways 8 different tickets can be distributed between Jane...

0 Fri Oct 27, 2017 5:39 pm

by: BTGmoderatorAT View latest post

Two long time friends want to meet for lunch on...

by:
Two long time friends want to meet for lunch on a free weekend. One...

2 EXPERT REPLIES Fri Oct 27, 2017 2:18 pm

by: GMATGuruNY View latest post

Mr. Goldstein decides to buy a new car...

by:
Mr. Goldstein decides to buy a new car with a sticker price of...

2 EXPERT REPLIES Fri Oct 27, 2017 10:55 am

by: GMATGuruNY View latest post

If x, y and z are Integers and z is not equal to 0...

by:
If x, y and z are Integers and z is not equal to 0, Find range of...

1 EXPERT REPLIES Fri Oct 27, 2017 10:08 am

by: Rich.C@EMPOWERgmat.com View latest post

Johnny borrows $30,000 from Tony at 2%...

by:
Johnny borrows $30,000 from Tony at 2% daily interest compounded...

1 EXPERT REPLIES Fri Oct 27, 2017 9:59 am

by: Rich.C@EMPOWERgmat.com View latest post

If y is not equal to 4, x is not equal to 0...

by:
If y is not equal to 4, x is not equal to 0, and...

1 EXPERT REPLIES Fri Oct 27, 2017 9:55 am

by: Rich.C@EMPOWERgmat.com View latest post

How many strings of 6 letters can be made...

by:
How many strings of 6 letters can be made using only the letters A,...

1 EXPERT REPLIES Fri Oct 27, 2017 8:13 am

by: DavidG@VeritasPrep View latest post

A union contract specifies a 6 percent salary

by:
A union contract specifies a 6 percent salary increase plus a $450...

1 EXPERT REPLIES Fri Oct 27, 2017 4:35 am

by: GMATGuruNY View latest post

Joey is planning to throw a small party...

by:
Joey is planning to throw a small party and for that he needs to do...

2 EXPERT REPLIES Fri Oct 27, 2017 4:21 am

by: GMATGuruNY View latest post

If x#y = yx^y for all values x and y...

by:
If x#y = yx^y for all values x and y, then 2#(0(-2#2)= A. -64 B. 0 C....

1 EXPERT REPLIES Thu Oct 26, 2017 9:13 pm

by: Jay@ManhattanReview View latest post

combination,table, 700+, manhattan

by:
In how many ways can 6 people be seated at a round table if one of...

2 EXPERT REPLIES Thu Oct 26, 2017 2:09 pm

by: GMATGuruNY View latest post

John, Steve, and Mary are buying a car...

by:
John, Steve, and Mary are buying a car with a list price of $24,000....

2 EXPERT REPLIES Thu Oct 26, 2017 10:50 am

by: Rich.C@EMPOWERgmat.com View latest post

Three friends, A, B and C have houses along a...

by:
Three friends, A, B and C have houses along a straight road, in that...

1 EXPERT REPLIES Thu Oct 26, 2017 10:36 am

by: Rich.C@EMPOWERgmat.com View latest post

If the area of a number is defined...

by:
If the area of a number is defined as the difference between that...

2 EXPERT REPLIES Thu Oct 26, 2017 9:29 am

by: EconomistGMATTutor View latest post

A medical student studying anatomy records...

by:
A medical student studying anatomy records the average length of...

0 Thu Oct 26, 2017 6:06 am

by: BTGmoderatorLU View latest post

Posting two similar questions together to clarify a doubt

by:
Posting two similar questions together. The first one is simple, and...

2 EXPERT REPLIES Thu Oct 26, 2017 5:25 am

by: vinni.k View latest post

If n is a positive integer...

by:
If n is a positive integer, and n^2 has 25 factors, which of the...

1 EXPERT REPLIES Wed Oct 25, 2017 9:49 pm

by: Jay@ManhattanReview View latest post

Which of the following must be true...

by:
Which of the following must be true about two positive integers a and...

1 EXPERT REPLIES Wed Oct 25, 2017 7:22 pm

by: Rich.C@EMPOWERgmat.com View latest post

Let P = 36000. Let Q equal the sum of all the factors of

by:
Let P = 36000. Let Q equal the sum of all the factors of 36000, not...

1 EXPERT REPLIES Wed Oct 25, 2017 7:11 pm

by: Rich.C@EMPOWERgmat.com View latest post

M is a list of 12 consecutive integers and N...

by:
M is a list of 12 consecutive integers and N is a list of 31...

1 EXPERT REPLIES Wed Oct 25, 2017 5:25 pm

by: ceilidh.erickson View latest post

5 and 15 are the first

by:
5 and 15 are the first two terms in a geometric sequence. What is the...

1 EXPERT REPLIES Wed Oct 25, 2017 5:21 pm

by: EconomistGMATTutor View latest post

The function f(x) represents the number of ways that...

by:
The function f(x) represents the number of ways that prime numbers...

1 EXPERT REPLIES Wed Oct 25, 2017 5:10 pm

by: EconomistGMATTutor View latest post

If the complement of a certain angle is three times...

by:
If the complement of a certain angle is three times the measure of...

1 EXPERT REPLIES Wed Oct 25, 2017 4:14 pm

by: EconomistGMATTutor View latest post

Two dice are rolled. What is the probability...

by:
Two dice are rolled. What is the probability the sum will be greater...

1 EXPERT REPLIES Wed Oct 25, 2017 4:05 pm

by: EconomistGMATTutor View latest post

What is the unit digit of the sum...

by:
What is the unit digit of the sum 3^47 + 5^43 + 2^12? A) 8 B) 4 C) 9...

3 EXPERT REPLIES Wed Oct 25, 2017 3:45 pm

by: EconomistGMATTutor View latest post

Which of the following most closely approximates

by:
Which of the following most closely approximates...

2 EXPERT REPLIES Wed Oct 25, 2017 2:58 pm

by: EconomistGMATTutor View latest post

A wheel of a car of radius 21 cms...

by:
A wheel of a car of radius 21 cms is rotating at 600 rotations per...

1 EXPERT REPLIES Wed Oct 25, 2017 2:18 pm

by: EconomistGMATTutor View latest post

In dividing a number by 585

by:
In dividing a number by 585, a student employed the method of short...

2 EXPERT REPLIES Wed Oct 25, 2017 10:09 am

by: Brent@GMATPrepNow View latest post

If circles x and y have the same area...

by:
If circles x and y have the same area and circle x has a...

1 EXPERT REPLIES Wed Oct 25, 2017 6:54 am

by: ErikaPrepScholar View latest post

If the parabola represented by f(x) = ax^2 + bx + c

by:
If the parabola represented by f(x) = ax^2 + bx + c passes through...

1 EXPERT REPLIES Wed Oct 25, 2017 6:50 am

by: ErikaPrepScholar View latest post

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