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dots in the array

by sanju09 » Fri Jul 23, 2010 3:25 am

Last post by Brent@GMATPrepNow
Sun Sep 27, 2020 6:33 am

Justin, Max, and Paul each have a collection of marbles. Justin has 50% fewer marbles than Max has. Max has 30% more

by BTGmoderatorDC » Sun Sep 27, 2020 5:44 am

Last post by BTGmoderatorDC
Sun Sep 27, 2020 5:44 am

If 2x - 3y = 6, then 6y - 4x =

by BTGmoderatorDC » Thu Sep 24, 2020 7:20 pm

Last post by deloitte247
Sat Sep 26, 2020 12:39 pm

The integer k, l, and and m are consecutive even integers between 23 and 33. Which of the following...

by BTGmoderatorLU » Fri Sep 25, 2020 4:02 am

Last post by psarma
Sat Sep 26, 2020 12:01 pm

Barry builds sand castles 50% faster than Michelle. If it takes Michelle 48 minutes to build a sand castle, how many

by BTGmoderatorDC » Mon Sep 21, 2020 4:51 pm

Last post by AAPL
Sat Sep 26, 2020 11:58 am

If a rectangle has perimeter of 20 and a diagonal with length 9, what is the area of the rectangle?

by AAPL » Fri Sep 25, 2020 2:47 pm

Last post by psarma
Sat Sep 26, 2020 11:53 am

If the average (arithmetic mean) of b and c is 5, and the average of c and d is 10, then b - d = A. Cannot be determine

by BTGmoderatorDC » Fri Sep 25, 2020 5:27 pm

Last post by AAPL
Sat Sep 26, 2020 11:47 am

In a right triangle, the longer leg is two more than three

by BTGmoderatorDC » Thu Dec 05, 2019 7:32 pm

Last post by vanshe
Sat Sep 26, 2020 1:27 am

If $a?b = 3a^2 + 2b - 1,$ then $2?3 =$

by Gmat_mission » Wed Sep 23, 2020 5:31 am

Last post by deloitte247
Fri Sep 25, 2020 6:31 pm

Consider the three points in the xy-plane: P(8, 4), Q(6, 7), and R(9, 0). Rank these three points from closest to...

by AAPL » Fri Sep 25, 2020 2:55 pm

Last post by AAPL
Fri Sep 25, 2020 2:55 pm

In 2004, the cost of 1 year-long print subscription to a certain newspaper was $4 per week. In 2005, the newspaper intro

by VJesus12 » Mon Sep 21, 2020 6:51 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:57 pm

In the expression above, a, b, and c are different numbers and each is one of the numbers 2, 3 or 5...

by AAPL » Mon Sep 21, 2020 6:20 pm

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:54 pm

The formula above gives the contribution $C,$ in dollars, to a certain profit-sharing plan for a participant with a

by VJesus12 » Mon Sep 21, 2020 7:04 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:53 pm

The figure above shows a rectangular parcel of undeveloped land partitioned into four regions, $P, Q, R,$ and $S.$

by VJesus12 » Tue Sep 22, 2020 7:12 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:49 pm

A child received a gift of six different soccer team flags, including Liverpool and Arsenal. If he only has space in his

by VJesus12 » Tue Sep 22, 2020 7:14 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:46 pm

At a certain soccer club, the number of players increased by 10 percent between 2015 and 2016. If the number of male pla

by VJesus12 » Tue Sep 22, 2020 7:17 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:45 pm

For all integers $a$ and $b,$ $a\%b = (a + b)(a - b).$ If $5\%x = 9,$ then which of the following could be a val

by VJesus12 » Tue Sep 22, 2020 7:25 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:24 pm

At a certain softball tournament, 65 percent of the players traveled more than 200 miles to participate. If 720 players

by VJesus12 » Tue Sep 22, 2020 7:23 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:23 pm

An airport conveyor belt is 120 meters long, and moves at a constant rate of 2m/s. A man carrying two suitcases walks at

by VJesus12 » Tue Sep 22, 2020 7:20 am

Last post by Scott@TargetTestPrep
Fri Sep 25, 2020 1:22 pm

In a certain rectangle, the ratio of the length to width of a rectangle is 3:2 and the area...

by BTGmoderatorLU » Fri Sep 25, 2020 4:22 am

Last post by BTGmoderatorLU
Fri Sep 25, 2020 4:22 am

How many 4 digit numbers can be formed with the digits 0, 1, 2, 3, 4, 5, 6 and 6?

by akpotdar » Thu Sep 24, 2020 11:09 pm

Last post by akpotdar
Thu Sep 24, 2020 11:09 pm

A virus sample multiplies itself by becoming $16$ times itself every hour. But due to anti-agent present in the system

by VJesus12 » Tue Sep 15, 2020 5:33 am

Last post by gentvenus
Thu Sep 24, 2020 11:38 am

If Ben were to lose the championship, Mike would be the winner with a probability of $\dfrac14,$ and Rob \(-\dfrac13.\

by M7MBA » Tue Sep 15, 2020 5:43 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:11 am

$\dfrac{3.003}{2.002} =$

by VJesus12 » Tue Sep 15, 2020 5:22 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:10 am

Toshi is four times as old as Kosuke. In $x$ years Toshi will be three times as old as Kosuke. How old is Kosuke, in

by VJesus12 » Tue Sep 15, 2020 2:18 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:09 am

7 teams compete in a track competition. If there are 20 events in the competition, no event ends in a tie, and no team

by Vincen » Tue Sep 15, 2020 2:01 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:08 am

If Jake loses 8 pounds, he will weigh twice as much as his sister. Together they now weigh 278 pounds. What is Jake's

by Vincen » Tue Sep 15, 2020 1:49 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:07 am

A foreign language club at Washington Middle School consists of $n$ students, $\dfrac25$ of whom are boys. All of

by M7MBA » Thu Sep 17, 2020 12:55 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:06 am

If $a$ is the units digit of $7^{47}$ and $b$ is the rightmost nonzero digit in $125^{10}\cdot 28^{15}.$ What

by M7MBA » Thu Sep 17, 2020 1:03 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:04 am

A farmer spent $35 on feed for chickens and goats. He spent 40% money on chicken feed, which he bought at a 20% discount

by M7MBA » Thu Sep 17, 2020 1:06 am

Last post by Scott@TargetTestPrep
Thu Sep 24, 2020 7:01 am

Santa estimates that 10% of the children in the world have been good this year but do not celebrate Christmas, and that

by Gmat_mission » Thu Sep 24, 2020 2:45 am

Last post by Gmat_mission
Thu Sep 24, 2020 2:45 am

A certain manufacturer uses the function $C(x)=0.04x^2-8.5x+25,000$ to calculate the cost, in dollars, of producing

by Gmat_mission » Thu Sep 24, 2020 2:42 am

Last post by Gmat_mission
Thu Sep 24, 2020 2:42 am

If $x$ is an integer, then which of the following statements about $x^2 - x - 1$ is true?

by Gmat_mission » Thu Sep 24, 2020 2:38 am

Last post by Gmat_mission
Thu Sep 24, 2020 2:38 am

For each country listed in the left column of the table, the number in the right column gives the number of units of Cou

by Gmat_mission » Wed Sep 23, 2020 5:28 am

Last post by Gmat_mission
Wed Sep 23, 2020 5:28 am

If $-1<a<0, q=a-1, r=a^2,$ and $s=a^3,$ then which of the following is true?

by M7MBA » Wed Sep 23, 2020 12:39 am

Last post by M7MBA
Wed Sep 23, 2020 12:39 am

If $\dfrac1{1+\frac1{y-1}}=\dfrac34$ and $y \ne 1,$ then $y =$

by M7MBA » Wed Sep 23, 2020 12:33 am

Last post by M7MBA
Wed Sep 23, 2020 12:33 am

The number of students who attend a school could be divided among 10, 12, or 16 buses, such that each bus transports an

by M7MBA » Wed Sep 23, 2020 12:26 am

Last post by M7MBA
Wed Sep 23, 2020 12:26 am

A large cube is made up of smaller equally sized cubes, where each smaller cube has sides $\dfrac13$ the length of the

by M7MBA » Wed Sep 23, 2020 12:25 am

Last post by M7MBA
Wed Sep 23, 2020 12:25 am

Two sides of a triangle have lengths $x$ and $y$ and meet at a right angle. If the perimeter of the triangle is

by M7MBA » Wed Sep 23, 2020 12:20 am

Last post by M7MBA
Wed Sep 23, 2020 12:20 am

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

by M7MBA » Wed Sep 23, 2020 12:12 am

Last post by M7MBA
Wed Sep 23, 2020 12:12 am

If $q, r$ and $s$ are the numbers shown above, which of the following shows their order from greatest to least?

by M7MBA » Wed Sep 23, 2020 12:08 am

Last post by M7MBA
Wed Sep 23, 2020 12:08 am

What is the sum of the first $65$ terms in the sequence?

by M7MBA » Wed Sep 23, 2020 12:02 am

Last post by M7MBA
Wed Sep 23, 2020 12:02 am

$(20^2-18^2)-(19^2-17^2)?$

by M7MBA » Tue Sep 22, 2020 11:57 pm

Last post by M7MBA
Tue Sep 22, 2020 11:57 pm

Each term of a certain sequence is calculated by adding a particular constant to the previous term.

by BTGmoderatorDC » Tue Sep 22, 2020 6:16 pm

Last post by BTGmoderatorDC
Tue Sep 22, 2020 6:16 pm

Last year, Manfred received 26 paychecks. Each of his 6 paychecks was $750; each of his remaining paychecks was...

by BTGmoderatorLU » Tue Sep 22, 2020 4:58 pm

Last post by BTGmoderatorLU
Tue Sep 22, 2020 4:58 pm

Working alone, a small pump takes twice as long as a large pump takes to fill an empty tank...

by BTGmoderatorLU » Tue Sep 22, 2020 4:41 pm

Last post by BTGmoderatorLU
Tue Sep 22, 2020 4:41 pm

The table shows the quantities of eggs, flour, and sugar used by a certain baker to make one cake of each of the three..

by BTGmoderatorLU » Mon Sep 21, 2020 11:26 am

Last post by psarma
Mon Sep 21, 2020 3:15 pm

What is the area of quadrilateral $ABCD$ above?

by Gmat_mission » Thu Sep 10, 2020 12:29 am

Last post by DHRJ007
Mon Sep 21, 2020 8:28 am

If $x^3 < 16x$ which of the following includes at least some of the possible solutions for $x,$ but no values that

by Vincen » Mon Sep 21, 2020 6:32 am

Last post by DHRJ007
Mon Sep 21, 2020 8:12 am

What is the greatest positive integer $n$ such that $5^n$ divides $10!-(2)(5!)^2?$

by VJesus12 » Mon Sep 21, 2020 6:44 am

Last post by DHRJ007
Mon Sep 21, 2020 8:09 am

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