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Free: one lesson and one timed question a day, picked by topic

If Adrian mixes 15 liters of saline solution A with 5 liters of a 40% saline solution to get a 25% saline solution, what

by BTGmoderatorLU » Wed Jun 09, 2021 5:54 am

0

Last post by BTGmoderatorLU
Wed Jun 09, 2021 5:54 am

Jeremiah invests his savings of $120,000 by dividing it between two interest-earning accounts. He puts 3/4 of his

by AAPL » Tue Jun 08, 2021 10:22 am

0

Last post by AAPL
Tue Jun 08, 2021 10:22 am

Positive integer A > 10,000 and B > 20,000. When A is divided by 237, the remainder is 85. When B is divided by 237, the

by BTGmoderatorDC » Mon Jun 07, 2021 4:44 pm

1

Last post by swerve
Tue Jun 08, 2021 7:13 am

In the figure above, \(ABCD\) is a parallelogram, and \(E\) is the midpoint of side \(AD.\) The area of triangular regio

by Gmat_mission » Sun Jun 06, 2021 10:27 am

1

Last post by Ian Stewart
Tue Jun 08, 2021 5:20 am

At a certain university, there are s students, \(w\) of whom are female and m of whom are male. The number of female phy

by Gmat_mission » Sun Jun 06, 2021 10:15 am

1

Last post by Ian Stewart
Tue Jun 08, 2021 5:13 am

Alex deposited \(x\) dollars into a new account that earned \(8\) percent annual interest, compounded annually. One year

by Gmat_mission » Sun Jun 06, 2021 10:42 am

1

Last post by Ian Stewart
Tue Jun 08, 2021 5:03 am

A rectangular solid brick of iron is melted and shaped into a cube. If the areas of different sides of the brick were 24

by AAPL » Mon Jun 07, 2021 3:06 am

1

Last post by Ian Stewart
Tue Jun 08, 2021 4:57 am

If the cost of a yearly membership in a certain club increased from $199 to $299, what was the approximate percent

by BTGmoderatorLU » Mon Jun 07, 2021 10:19 am

1

Last post by Brent@GMATPrepNow
Tue Jun 08, 2021 3:56 am

In the xy-coordinate system, rectangle ABCD is inscribed within a circle having the equation x^2+y^2=25. Line segment AC

by BTGmoderatorLU » Mon Jun 07, 2021 10:12 am

0

Last post by BTGmoderatorLU
Mon Jun 07, 2021 10:12 am

Additional Practice Problems - Age Problems

by Kazuyac » Sun Jun 06, 2021 10:35 pm

1

Last post by Brent@GMATPrepNow
Mon Jun 07, 2021 5:19 am

Que: A number 42,p5q is divisible by both 4 and 8; where p and q are the thousands and units digits...........

by Max@Math Revolution » Sat Jun 05, 2021 9:07 pm

1

Last post by Max@Math Revolution
Sun Jun 06, 2021 9:09 pm

For integers a and b, 16a = 32^b. Which of the following correctly expresses a in terms of b?

by BTGmoderatorDC » Sun Jun 06, 2021 4:39 pm

1

Last post by Ian Stewart
Sun Jun 06, 2021 6:22 pm

OG 13, Problem Solving, Q112 - Just cant understand it

by rishjain » Wed May 22, 2013 4:57 am

3

Last post by Brent@GMATPrepNow
Sun Jun 06, 2021 3:32 pm

A certain restaurant offers 8 different salads, 5 different main courses, 6 different desserts. If customers choose one

by Gmat_mission » Sun Jun 06, 2021 10:52 am

1

Last post by Brent@GMATPrepNow
Sun Jun 06, 2021 3:19 pm

If \(d=2c\) and \(e=\dfrac{a}2,\) what is \(x\) in terms of \(a, b,\) and \(c?\)

by Gmat_mission » Sun Jun 06, 2021 2:38 pm

0

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Sun Jun 06, 2021 2:38 pm

\(A\) and \(B\) start from Opladen and Cologne respectively at the same time and travel towards each other at constant

by Gmat_mission » Sun Jun 06, 2021 2:30 pm

0

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Sun Jun 06, 2021 2:30 pm

The cost to rent a small bus for a trip is \(x\) dollars, which is to be shared equally among the people taking the trip

by VJesus12 » Sat Jun 05, 2021 4:14 am

1

Last post by Brent@GMATPrepNow
Sun Jun 06, 2021 5:30 am

Which of the following is equivalent to the pair of inequalities \(x + 6 > 10\) and \(x - 3 \le 5 ?\)

by M7MBA » Sat Jun 05, 2021 5:18 am

1

Last post by Brent@GMATPrepNow
Sun Jun 06, 2021 5:27 am

What is the difference between the fourth and third terms of the sequence defined by \(a_n=3^n-n^2?\)

by BTGmoderatorLU » Wed Jun 02, 2021 9:44 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:59 am

In a box, there are 4 ballpoint pens and 3 fountain pens. How many possible selections can be formed which have at least

by Vincen » Mon May 31, 2021 8:03 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:55 am

If \(2^{98}=256L+N,\) where \(L\) and \(N\) are integers and \(0\le N\le 4,\) what is the value of \(N?\)

by Vincen » Mon May 31, 2021 8:07 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:46 am

Two dice are tossed once. The probability of getting an even number at the first die or a total of \(8\) is

by Vincen » Wed Jun 02, 2021 10:13 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:38 am

Probability

by swerve » Wed Jun 02, 2021 3:38 pm

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:34 am

\(\sqrt{16+16}= \)

by M7MBA » Sat Jun 05, 2021 5:29 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:25 am

Mary and Joe are to throw three dice each. The score is the sum of points on all three dice. If Mary scores \(10\) in

by M7MBA » Sat Jun 05, 2021 5:35 am

1

Last post by Ian Stewart
Sat Jun 05, 2021 8:23 am

At a certain library, 12 students borrowed a total of 71 books. If the range of the number of books borrowed per student

by M7MBA » Sat Jun 05, 2021 5:25 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:25 am

Of the 60 students of the IT class of 2003 at UC Berkeley, 30 use a Mac, 20 use a SPARC workstation, and 20 use a SGI.

by M7MBA » Sat Jun 05, 2021 5:22 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:22 am

If positive integer \(x\) is divisible by \(330, x\) must be divisible by which of the following?

by M7MBA » Sat Jun 05, 2021 5:15 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:15 am

A group of \(12\) people plan to rent a van and agree to share equally the total cost of the rental, which is \(E\) doll

by M7MBA » Sat Jun 05, 2021 5:12 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:12 am

On a Saturday night, each of the rooms at a certain motel was rented for either \(\$40\) or \(\$60.\) If \(10\) of the

by M7MBA » Sat Jun 05, 2021 5:07 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:07 am

For prime numbers \(x\) and \(y,\) \(x^3\cdot y^5=z^4.\) How many positive factors does positive integer \(z\) have?

by M7MBA » Sat Jun 05, 2021 5:02 am

0

Last post by M7MBA
Sat Jun 05, 2021 5:02 am

Which of the following is closest to \(\dfrac4{2.001}?\)

by M7MBA » Sat Jun 05, 2021 4:59 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:59 am

If \(2^{98}=256L+N,\) where \(L\) and \(N\) are integers and \(0\le N\le 4,\) what is the value of \(N?\)

by M7MBA » Sat Jun 05, 2021 4:55 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:55 am

Seventy percent of the \(800\) students in School \(T\) are male. At least ten percent of the female students in School

by M7MBA » Sat Jun 05, 2021 4:49 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:49 am

Find the range of values of \(x\) that satisfy the inequality \((x+1)(x-2)>4.\)

by M7MBA » Sat Jun 05, 2021 4:45 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:45 am

If \(x\) is an integer that lies between \(25\) and \(500,\) for how many values of \(x\) is \(\dfrac{x}{20}\) the squar

by M7MBA » Sat Jun 05, 2021 4:37 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:37 am

For any numbers \(x\) and \(y,\) \(x@y=xy-x-y.\) If \(x@y=1,\) which of the following cannot be the value of \(y?\)

by M7MBA » Sat Jun 05, 2021 4:30 am

0

Last post by M7MBA
Sat Jun 05, 2021 4:30 am

Lottery tickets numbered consecutively from \(100\) through \(999\) are placed in a box. Jack picked up one ticket from

by VJesus12 » Sat Jun 05, 2021 4:26 am

0

Last post by VJesus12
Sat Jun 05, 2021 4:26 am

The sum \(\dfrac78+\dfrac19\) is between

by VJesus12 » Sat Jun 05, 2021 4:20 am

0

Last post by VJesus12
Sat Jun 05, 2021 4:20 am

Two members of a club are to be selected to represent the club at a national meeting. if there are 190 different

by BTGmoderatorDC » Sat Jun 05, 2021 12:02 am

0

Last post by BTGmoderatorDC
Sat Jun 05, 2021 12:02 am

A town's oldest inhabitant is x years older than the sum of the ages of the Lee triplets. If the oldest inhabitants is

by BTGmoderatorLU » Fri Jun 04, 2021 9:59 am

0

Last post by BTGmoderatorLU
Fri Jun 04, 2021 9:59 am

Walking at \(60\%\) of his usual speed a man takes \(24\) minutes more to cover a distance. What is his usual time to

by VJesus12 » Wed Jun 02, 2021 10:50 am

2

Last post by swerve
Fri Jun 04, 2021 6:44 am

At a special sale, all the prices of the items were different. If the price of a radio sold at the sale was both the

by BTGmoderatorLU » Thu Jun 03, 2021 9:13 am

1

Last post by Brent@GMATPrepNow
Fri Jun 04, 2021 5:04 am

An investor opened a money market account with a single deposit of $6000 on December 31, 2001. The interest earned on

by BTGmoderatorLU » Thu Jun 03, 2021 9:27 am

0

Last post by BTGmoderatorLU
Thu Jun 03, 2021 9:27 am

List M consists of 50 decimals, each of which has a value between 1 and 10 and has two non-zero digits after the decimal

by AAPL » Thu Jun 03, 2021 3:15 am

1

Last post by Brent@GMATPrepNow
Thu Jun 03, 2021 5:00 am

A basketball coach will select the members of a five-player team from among 9 players, including John and Peter...

by AAPL » Thu Jun 03, 2021 3:23 am

1

Last post by Brent@GMATPrepNow
Thu Jun 03, 2021 4:59 am

Geometry

by swerve » Wed Jun 02, 2021 3:31 pm

0

Last post by swerve
Wed Jun 02, 2021 3:31 pm

Walking at 4/7th of his usual speed, Randy takes 15 minutes longer to cover the distance from home to work. What is the

by VJesus12 » Wed Jun 02, 2021 10:55 am

0

Last post by VJesus12
Wed Jun 02, 2021 10:55 am

A bus completed the first 50 miles of a 120-mile trip at an average speed of 20 mph. Then it took a halt of 30 minutes

by VJesus12 » Wed Jun 02, 2021 10:40 am

0

Last post by VJesus12
Wed Jun 02, 2021 10:40 am

What is the number of integers from 1 to 1000 (inclusive) that are divisible by neither 11 nor by 35?

by VJesus12 » Wed Jun 02, 2021 10:35 am

0

Last post by VJesus12
Wed Jun 02, 2021 10:35 am

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795
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