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Problem Solving

Topics Posts Last Post

Statistics.

by:
What is the minimum percentage increase in the mean of set X {-4, -1,...

1 EXPERT REPLIES Sat Sep 17, 2016 3:17 am

by: Brent@GMATPrepNow View latest post

Statistics

by:
If 11m -n = p, then which of the following represents the average...

2 EXPERT REPLIES Sat Sep 17, 2016 3:05 am

by: Brent@GMATPrepNow View latest post

Statistics.

by:
The average of 20, 60 and 180 is twice the average of 10, 30, and...

2 EXPERT REPLIES Sat Sep 17, 2016 3:00 am

by: Brent@GMATPrepNow View latest post

Probability

by:
A string of lights is strung with red, blue, and yellow bulbs in a...

5 EXPERT REPLIES Fri Sep 16, 2016 2:24 pm

by: Matt@VeritasPrep View latest post

If a two-digit positive integer has its digits reversed...

by:
I need a better explanation than the OG is giving me on how they came...

12 EXPERT REPLIES Fri Sep 16, 2016 2:23 pm

by: Matt@VeritasPrep View latest post

Find the total number of ways

by:
Find the total number of ways in which 20 balls can be put in the 5...

8 EXPERT REPLIES Fri Sep 16, 2016 12:11 am

by: jeevansreeram View latest post

Geometry

by:
If 20 circular pepperoni slices each with a 1 inch-diameter cover a...

3 EXPERT REPLIES Thu Sep 15, 2016 9:24 pm

by: Matt@VeritasPrep View latest post

Large exponents

by:
Hi there, I was wondering if someone could help me determine an...

5 EXPERT REPLIES Thu Sep 15, 2016 9:21 pm

by: Matt@VeritasPrep View latest post

N and M are each 3-digit integers

by:
N and M are each 3-digit integers. Each of the number 1,2,3,6,7, and...

4 EXPERT REPLIES Thu Sep 15, 2016 8:23 pm

by: Matt@VeritasPrep View latest post

Trip - Sequence of 3 cities

by:
After a business trip to London, Michele has enough time to visit...

3 EXPERT REPLIES Thu Sep 15, 2016 8:09 pm

by: Matt@VeritasPrep View latest post

Selecting door

by:
In how many ways 2 doors be selected from 3 doors for entering and...

6 EXPERT REPLIES Thu Sep 15, 2016 8:04 pm

by: Matt@VeritasPrep View latest post

Last year, 36 houses in a certain development

by:
Last year, 36 houses in a certain development had roof repairs and 48...

2 EXPERT REPLIES Thu Sep 15, 2016 8:03 pm

by: Matt@VeritasPrep View latest post

Are -2 or -4 or -6 ... even numbers?

by:
Hi, Maybe im being stupid, but seriously, Are -2 or -4 or -6 ... (-ve...

4 EXPERT REPLIES Thu Sep 15, 2016 8:01 pm

by: Matt@VeritasPrep View latest post

Coordinate Geometry

by:
What is the greatest distance between any two points on a cylinder...

2 EXPERT REPLIES Thu Sep 15, 2016 7:59 pm

by: Matt@VeritasPrep View latest post

senior sales representatives

by:
At company X senior sales representatives visit the home office once...

2 EXPERT REPLIES Thu Sep 15, 2016 7:54 pm

by: Matt@VeritasPrep View latest post

Very hard arithmetic problem.

by:
(30^30) X (29^29) X (28^28) X . . . X (3^3) X (2^2) X (1^1) = N What...

8 EXPERT REPLIES Thu Sep 15, 2016 7:53 pm

by: Matt@VeritasPrep View latest post

coordinate geometry

by:
Right triangle PQR is to be constructed in the xy-plane so that the...

4 EXPERT REPLIES Thu Sep 15, 2016 7:46 pm

by: Matt@VeritasPrep View latest post

GMAT Prep Absolute question

by:
If x≠0, is |x| < 1 ? (1) x^2 < 1 (2) |x| < 1/x

6 EXPERT REPLIES Thu Sep 15, 2016 7:35 pm

by: Matt@VeritasPrep View latest post

Reminder question

by:
If a certain number X is divided by 82, the reminder is 5. what is...

3 EXPERT REPLIES Thu Sep 15, 2016 7:31 pm

by: Matt@VeritasPrep View latest post

Percentage Question

by:
Hi Please help me with the below question: In the first quarter of...

3 EXPERT REPLIES Thu Sep 15, 2016 7:25 pm

by: Matt@VeritasPrep View latest post

Coordinate Geometry

by:
What is the area of the area of the triangle formed by the...

2 EXPERT REPLIES Thu Sep 15, 2016 7:20 pm

by: Matt@VeritasPrep View latest post

Geometric Progression

by:
In a geometric sequence, each term is a constant multiple of the...

3 EXPERT REPLIES Thu Sep 15, 2016 7:17 pm

by: Matt@VeritasPrep View latest post

Set A consists of K distinct numbers. If N numbers are selec

by:
Set A consists of K distinct numbers. If N numbers are selected from...

2 EXPERT REPLIES Thu Sep 15, 2016 7:13 pm

by: Matt@VeritasPrep View latest post

(1.00001)(0.99999) - (1.00002)(0.99998)

by:
(1.00001)(0.99999) - (1.00002)(0.99998) = A) 0 B) 10^-10 C) 3(10^-10)...

3 EXPERT REPLIES Thu Sep 15, 2016 7:01 pm

by: Matt@VeritasPrep View latest post

A string of lights is strung with red, blue, and yellow bul

by:
A string of lights is strung with red, blue, and yellow bulbs in a...

7 EXPERT REPLIES Thu Sep 15, 2016 6:35 pm

by: Matt@VeritasPrep View latest post

If x^2=x+1, then x^3=?

by:
If x^2=x+1, then x^3=? A. 3x+2 B. 3x-2 C. 2x+1 D. 2x-3 E. 3x+4 *An...

3 EXPERT REPLIES Thu Sep 15, 2016 6:34 am

by: GMATGuruNY View latest post

If x, 1, 2, 3 are there and the range and median of them are

by:
If x, 1, 2, 3 are there and the range and median of them are the...

2 EXPERT REPLIES Wed Sep 14, 2016 12:47 am

by: Max@Math Revolution View latest post

Which of the following is closest to (-3/4)^199?

by:
Which of the following is closest to (-3/4)^199? A. -1 B. -1/2 C. 0...

2 EXPERT REPLIES Mon Sep 12, 2016 7:59 am

by: Max@Math Revolution View latest post

If ABCD is a square with its side length is 10ft and points

by:
If ABCD is a square with its side length is 10ft and points P, Q, M...

2 EXPERT REPLIES Sun Sep 11, 2016 5:25 pm

by: Max@Math Revolution View latest post

Coordinate Geometry

by:
Starting from town S, Fred rode his bicycle 8 miles due east, 3 miles...

1 EXPERT REPLIES Sat Sep 10, 2016 9:41 pm

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

How many factors of 330 are odd numbers greater than 1?

by:
How many factors of 330 are odd numbers greater than 1? A. 3 B. 4 C....

4 EXPERT REPLIES Sat Sep 10, 2016 8:32 pm

by: Max@Math Revolution View latest post

speed takes 2 second longer to travel 1 kilometer

by:
A car travelling at a certain constant speed takes 2 second longer to...

5 EXPERT REPLIES Sat Sep 10, 2016 12:57 am

by: Needgmat View latest post

Coordinate Geometry

by:
What is the area inscribed by the lines y =1, x = 1, y = 6-x on an...

1 EXPERT REPLIES Thu Sep 08, 2016 9:07 am

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

Coordinate Geometry

by:
What inequality includes all values of x where y < 0 for the line...

1 EXPERT REPLIES Thu Sep 08, 2016 9:01 am

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

Coordinate Geometry.

by:
What is the area inscribed by the lines y =1, x = 1, y = 6-x on an...

2 EXPERT REPLIES Thu Sep 08, 2016 7:38 am

by: DavidG@VeritasPrep View latest post

Coordinate Geometry.

by:
What is the area inscribed by the lines y =1, x = 1, y = 6-x on an...

1 EXPERT REPLIES Thu Sep 08, 2016 7:01 am

by: Brent@GMATPrepNow View latest post

If 30% percent of the members of the organisation

by:
If 30% percent of the members of the organisation are women and 3/8...

4 EXPERT REPLIES Wed Sep 07, 2016 6:39 pm

by: Cthulu View latest post

Coordinate Geometry

by:
If each of the line segments in the figure above has a length equal...

2 EXPERT REPLIES Wed Sep 07, 2016 5:45 pm

by: ceilidh.erickson View latest post

Geometry Problem.

by:
The two regions marked with the letter Y comprise what fraction of...

1 EXPERT REPLIES Wed Sep 07, 2016 7:27 am

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

Coordinate Geometry

by:
If the x-coordinate of point E is 4, what is its y-coordinate? a)...

1 Wed Sep 07, 2016 12:47 am

by: prabsahi View latest post

Coordinate Geometry

by:
In the rectangular coordinate system above, the area of parallelogram...

1 Tue Sep 06, 2016 10:12 pm

by: Marty Murray View latest post

If x=(10^10)-47, what is the sum of all the digit of x?

by:
If x=(10^10)-47, what is the sum of all the digit of x? A. 40 B. 45...

2 EXPERT REPLIES Tue Sep 06, 2016 7:42 am

by: DavidG@VeritasPrep View latest post

A box contains 100 balls

by:
A box contains 100 balls, numbered from 1 to 100. If five balls are...

1 EXPERT REPLIES Sat Sep 03, 2016 2:25 am

by: GMATGuruNY View latest post

minimum possible value of the sum of a, b, and c

by:
Each of the positive integers a, b, and c is a three-digit integer....

3 EXPERT REPLIES Thu Sep 01, 2016 6:25 pm

by: Matt@VeritasPrep View latest post

Tricky DS ep2 if x and y are positive , is x< y?

by:
Hi can any one help me how is Statement 2 inssuff? Reply needed ASAP!...

10 EXPERT REPLIES Thu Sep 01, 2016 6:20 pm

by: Matt@VeritasPrep View latest post

if each term in the sum a1 + a2 + ... is either 7 or 77

by: Page: 1, 2
courtesy of user 'karenmeow' if each term in sum a1+a2+...+an is...

18 EXPERT REPLIES Thu Sep 01, 2016 6:18 pm

by: Matt@VeritasPrep View latest post

Question type

by:
Hi! Is there a source of online questions that divides them according...

2 EXPERT REPLIES Thu Sep 01, 2016 6:15 pm

by: Matt@VeritasPrep View latest post

Two machines, Y and Z, work at constant

by:
Two machines, Y and Z, work at constant rates producing identical...

4 EXPERT REPLIES Thu Sep 01, 2016 6:12 pm

by: Matt@VeritasPrep View latest post

Kali builds a tower

by:
Kali builds a tower using only red, green, and blue toy bricks in a...

5 EXPERT REPLIES Thu Sep 01, 2016 6:11 pm

by: Matt@VeritasPrep View latest post

Sub sets probability

by:
Hello, Can you please assist with this: The subsets of set {s,u,t}...

9 EXPERT REPLIES Thu Sep 01, 2016 6:08 pm

by: Matt@VeritasPrep View latest post

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