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When an unfair coin is tossed twice, the probability of getting one tail and one head is $\dfrac13.$ What is the proba

by Vincen » Fri Jul 09, 2021 10:49 am

Last post by Vincen
Fri Jul 09, 2021 10:49 am

What is the sum of the integers in the table above?

by Vincen » Fri Jul 09, 2021 10:45 am

Last post by Vincen
Fri Jul 09, 2021 10:45 am

If $xy + z = x(y + z),$ which of the following must be true?

by Vincen » Fri Jul 09, 2021 10:34 am

Last post by Vincen
Fri Jul 09, 2021 10:34 am

A certain store found that last year the average (arithmetic mean) monthly sales from January through October was

by AAPL » Fri Jul 09, 2021 6:03 am

Last post by AAPL
Fri Jul 09, 2021 6:03 am

An investor purchased 20 shares of certain stock at price of $45.75 per share. Later this investor purchased 30 more

by AAPL » Fri Jul 09, 2021 5:58 am

Last post by AAPL
Fri Jul 09, 2021 5:58 am

Which of the following numbers is greater than three fourths of the numbers but less than one fourth of the numbers in

by AAPL » Thu Jul 08, 2021 6:27 am

Last post by Brent@GMATPrepNow
Fri Jul 09, 2021 4:56 am

Word Problems

by swerve » Thu Jul 08, 2021 4:14 pm

Last post by swerve
Thu Jul 08, 2021 4:14 pm

Percent And Interest Problems

by swerve » Thu Jul 08, 2021 4:06 pm

Last post by swerve
Thu Jul 08, 2021 4:06 pm

What is the least number of digits (including repetitions) needed to express 10^100 in decimal notation?

by AAPL » Thu Jul 08, 2021 6:34 am

Last post by AAPL
Thu Jul 08, 2021 6:34 am

A certain used-book dealer sells paperback books at 3 times dealer's cost and hardback books at 4 times dealer's cost.

by BTGmoderatorLU » Wed Jul 07, 2021 4:32 pm

Last post by BTGmoderatorLU
Wed Jul 07, 2021 4:32 pm

Of 55 people attending a party, 30 drink coffee, 20 drink tea and 7 drink both coffee and tea. How many people attending

by BTGmoderatorLU » Wed Jul 07, 2021 4:25 pm

Last post by BTGmoderatorLU
Wed Jul 07, 2021 4:25 pm

100 students appeared for two tets-Physics and Chemistry. 60 students passed the Physics test and 33 students passed the

by AAPL » Wed Jul 07, 2021 9:59 am

Last post by AAPL
Wed Jul 07, 2021 9:59 am

How many 3 digits even numbers are possible using the digits $0, 3, 1, 6, 7, 9$ if repetition of digits is allowed?

by AAPL » Wed Jul 07, 2021 9:47 am

Last post by AAPL
Wed Jul 07, 2021 9:47 am

List $T$ consist of 30 positive decimals, none of which is an integer, and the sum of the 30 decimals is $S.$ The

by VJesus12 » Fri Sep 04, 2020 5:46 am

Last post by swerve
Wed Jul 07, 2021 6:24 am

Points A, B, C, and D, in that order, lie on a line. If AB = 3 cm, AC = 4 cm, and BD = 6 cm, what is CD, in centimeters?

by BTGmoderatorLU » Tue Jul 06, 2021 4:05 pm

Last post by BTGmoderatorLU
Tue Jul 06, 2021 4:05 pm

In a certain medical survey, 45 percent of the people surveyed had the type A antigen in their blood and 3 percent had

by BTGmoderatorLU » Tue Jul 06, 2021 4:00 pm

Last post by BTGmoderatorLU
Tue Jul 06, 2021 4:00 pm

Combinations - hand shake

by crackgmat007 » Fri May 08, 2009 9:39 am

Last post by Brent@GMATPrepNow
Tue Jul 06, 2021 6:06 am

A set of 15 different integers has median of 25 and a range

by BTGmoderatorDC » Mon Dec 24, 2018 7:29 pm

Last post by Brent@GMATPrepNow
Tue Jul 06, 2021 6:05 am

Given that x is a positive integer such that $x\geq75,$ which of the following is the remainder when Q is divided by 6

by AAPL » Tue Jul 06, 2021 5:59 am

Last post by AAPL
Tue Jul 06, 2021 5:59 am

In 1990 the budgets for projects Q and V were $660,000 and $780,000, respectively. In each of the next 10 years, the

by BTGmoderatorDC » Mon Jul 05, 2021 4:54 pm

Last post by BTGmoderatorDC
Mon Jul 05, 2021 4:54 pm

What is the range of the prime factors of $x,$ where $x$ is $275?$

by Vincen » Wed Jul 22, 2020 12:18 pm

Last post by Brent@GMATPrepNow
Mon Jul 05, 2021 5:04 am

The numbers m, n, and K are all positive integers. Given that m is a factor of K, that n is also a factor of K, and m

by BTGmoderatorDC » Mon Jul 05, 2021 2:12 am

Last post by Brent@GMATPrepNow
Mon Jul 05, 2021 4:59 am

probability-pair of twins

by mehrasa » Mon Sep 05, 2011 9:06 am

Last post by regor60
Sat Jul 03, 2021 11:17 am

Que: If both 7 and $3^3$ are factors of $p\cdot4^4\cdot6^2\cdot5^4$ , then what is the smallest.....

by Max@Math Revolution » Tue Jun 29, 2021 9:18 pm

Last post by Max@Math Revolution
Fri Jul 02, 2021 7:45 pm

5 Balls in 3 boxes (Permutation Combination)

by Stuti567 » Thu May 05, 2016 11:16 pm

Last post by Saumyojit
Fri Jul 02, 2021 1:26 pm

The hexagonal face of the block shown in the figure above has sides of equal length and angles of equal measure. If each

by M7MBA » Sun Jun 27, 2021 12:05 am

Last post by swerve
Fri Jul 02, 2021 7:24 am

James started from his home and drove eastwards at a constant speed. Exactly 90 minutes after James started from his

by AAPL » Thu Jul 01, 2021 9:57 am

Last post by swerve
Fri Jul 02, 2021 7:10 am

A publisher printed 50,000 copies of a book. All but 500 copies were sold. Of the books sold, 10 percent were sold at ha

by BTGModeratorVI » Fri Aug 14, 2020 1:12 pm

Last post by Brent@GMATPrepNow
Fri Jul 02, 2021 7:07 am

If 9 marbles were added to a jar of marbles, the number of marbles would be greater than 3 times the original number of

by BTGmoderatorLU » Thu Jul 01, 2021 6:05 pm

Last post by Brent@GMATPrepNow
Fri Jul 02, 2021 5:19 am

Lisa bought a house for $70,000 and paid closing costs equal to 2 percent of the purchase price. Later Lisa sold the

by BTGmoderatorLU » Thu Jul 01, 2021 5:57 pm

Last post by BTGmoderatorLU
Thu Jul 01, 2021 5:57 pm

In the given figure, BD = 6 and DC = 4. If angle BAD = $30^o$ and angle ADC = $120^o,$ find the area of the triangle

by AAPL » Thu Jul 01, 2021 10:04 am

Last post by gmatbyexample
Thu Jul 01, 2021 4:40 pm

In a group of 9 children, there are twice as many girls as boys, and twice as many right-handed people as there are left

by BTGmoderatorDC » Wed Jun 30, 2021 2:58 pm

Last post by Brent@GMATPrepNow
Thu Jul 01, 2021 6:15 am

Both runners and walkers are participating in a marathon on exactly the same course. The walkers start at 6:45 AM, and

by BTGmoderatorLU » Wed Jun 30, 2021 7:18 am

Last post by BTGmoderatorLU
Wed Jun 30, 2021 7:18 am

Que: John sold his car at a loss of 20 percent of the price that he originally paid for the car,.....

by Max@Math Revolution » Sun Jun 27, 2021 8:15 pm

Last post by Max@Math Revolution
Tue Jun 29, 2021 9:12 pm

According to the graph above, if 80 percent who were under 18 years old and living in the United States in 1970 are

by BTGmoderatorDC » Tue Jun 29, 2021 7:55 pm

Last post by BTGmoderatorDC
Tue Jun 29, 2021 7:55 pm

ABCD is a square inscribed in a circle and arc ADC has a length of $\pi\sqrt{x}.$ If a dart is thrown and lands

by AAPL » Tue Jun 29, 2021 12:05 pm

Last post by AAPL
Tue Jun 29, 2021 12:05 pm

Alex and Brenda both stand at point X. Alex begins to walk away from Brenda in a straight line at a rate of 4 miles per

by AAPL » Tue Jun 29, 2021 11:55 am

Last post by AAPL
Tue Jun 29, 2021 11:55 am

Probability

by swerve » Tue Jun 29, 2021 6:03 am

Last post by swerve
Tue Jun 29, 2021 6:03 am

If the length and width of rectangle R are each increased by 1, the area of the new rectangle will be 72. If the length

by AAPL » Mon Jun 28, 2021 8:50 am

Last post by Brent@GMATPrepNow
Tue Jun 29, 2021 5:24 am

If $N = \dfrac13 + \dfrac1{3^2} +\dfrac1{3^3},$ then $N$ is between

by M7MBA » Sun Jun 27, 2021 12:59 am

Last post by Brent@GMATPrepNow
Mon Jun 28, 2021 6:13 am

The figure above shows four adjacent small squares, forming one large square. The vertices of square RSTU are midpoints

by BTGmoderatorDC » Mon Jun 28, 2021 12:50 am

Last post by BTGmoderatorDC
Mon Jun 28, 2021 12:50 am

Que: A shipping company consists of 40 ‘type A’ ships at the beginning of 2010. At the end of each year.............

by Max@Math Revolution » Fri Jun 25, 2021 9:08 pm

Last post by Max@Math Revolution
Sun Jun 27, 2021 8:10 pm

Pat, Kate, and Mark charge a total of 162 hours to a certain project. If Pat charged twice as much time to the project

by BTGmoderatorLU » Tue Apr 20, 2021 2:57 am

Last post by Brent@GMATPrepNow
Sun Jun 27, 2021 7:41 am

If the sum of the first $30$ positive odd integers is $k,$ what is the sum of the first $30$ non-negative even

by M7MBA » Sun Jun 27, 2021 12:15 am

Last post by Brent@GMATPrepNow
Sun Jun 27, 2021 7:39 am

A merchant paid $\$300$ for a shipment of $x$ identical calculators. The merchant used $2$ of the calculators as

by Gmat_mission » Sun Jun 27, 2021 1:08 am

Last post by Brent@GMATPrepNow
Sun Jun 27, 2021 7:38 am

When $8^{48}$ is divided by $3$ and $5$ respectively, the remaining are $R_1$ and $R_2.$ What is the value of

by Gmat_mission » Sun Jun 27, 2021 1:03 am

Last post by Gmat_mission
Sun Jun 27, 2021 1:03 am

A certain pair of used shoes can be repaired for $\$12.50$ and will last for $1$ year. A pair of the same kind of

by M7MBA » Sun Jun 27, 2021 12:53 am

Last post by M7MBA
Sun Jun 27, 2021 12:53 am

On the number line shown, the distances between $0$ and $a,$ $a$ and $b,$ and $a$ and $c$ are in the ratio

by M7MBA » Sun Jun 27, 2021 12:48 am

Last post by M7MBA
Sun Jun 27, 2021 12:48 am

A rectangular-shaped carpet remnant that measures $x$ feet by $y$ feet is priced at $\$50.$ What is the cost of

by M7MBA » Sun Jun 27, 2021 12:09 am

Last post by M7MBA
Sun Jun 27, 2021 12:09 am

An optometrist charges $\$150$ per pair for soft contact lenses and $\$85$ per pair for hard contact lenses. Last

by M7MBA » Sun Jun 27, 2021 12:01 am

Last post by M7MBA
Sun Jun 27, 2021 12:01 am

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