## Problem Solving

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Today Dave drove from home to work at twice his regular speed and arrived at work 16
by [email protected] »
Today Dave drove from home to work at twice his regular speed and...
1
Last post by [email protected]
Wed Jul 20, 2022 6:18 am
If x and y are positive integers, and x³ – 10x²y – 24xy² = 0, which of the following could be true?
by [email protected] »
If x and y are positive integers, and x³ - 10x²y - 24xy² = 0,...
1
Last post by [email protected]
Sat Jul 16, 2022 7:47 am
For a long time, the price of a certain console remained the same. Because of new tariffs, the price of this console
by BTGmoderatorDC »
For a long time, the price of a certain console remained the same....
1
Last post by [email protected]
Tue Jul 12, 2022 6:44 am
Company H distributed $4,000 and 180 pencils evenly among its employees, with each employee getting an equal integer by BTGmoderatorDC » Company H distributed$4,000 and 180 pencils evenly among its...
0
Last post by BTGmoderatorDC
Mon Jul 11, 2022 11:19 pm
A woman has seven cookies - four chocolate chip and three oatmeal. She gives one cookie to each of her six children
by BTGmoderatorDC »
A woman has seven cookies - four chocolate chip and three oatmeal....
1
Last post by regor60
Sun Jul 10, 2022 6:39 am
If Jake loses $$8$$ pounds, he will weigh twice as much as his sister. Together they now weigh $$278$$ pounds. What is
by BTGmoderatorLU »
Source: GMAT Paper Tests If Jake loses $$8$$ pounds, he will weigh...
2
Last post by regor60
Sun Jul 10, 2022 6:30 am
Every day in the morning Ross cycles for 2 hours. He always starts at a constant rate of 1 mile of distance in every 12
by BTGmoderatorDC »
Every day in the morning Ross cycles for 2 hours. He always starts at...
0
Last post by BTGmoderatorDC
Sat Jul 09, 2022 7:32 pm
Combinations
by swerve »
Five runners compete in a race for which first, second, and third...
0
Last post by swerve
Sat Jul 09, 2022 8:07 am
Fractions/Ratios/Decimals, Statistics And Sets Problems
by swerve »
In a group of $$60$$ children, $$\dfrac{7}{12}$$ are girls,...
0
Last post by swerve
Sat Jul 09, 2022 8:00 am
A certain taxi fare consists of an initial charge of $$\1.25$$ and an additional charge of $$\0.25$$ for each
by BTGmoderatorLU »
Source: GMAT Paper Tests A certain taxi fare consists of an initial...
1
Last post by [email protected]
Fri Jul 08, 2022 5:08 pm
The table shows the number of residents in a certain development who are willing to contribute to build a swimming pool,
by BTGmoderatorDC »
GMAT_PS_PREP_T2_186.png The table shows the number of residents in a...
1
Last post by [email protected]
Thu Jul 07, 2022 7:04 am
Working alone at their respective constant rates, machine A and machine B can fill a certain order in 3 hours and 6
by AAPL »
GMAT Prep Working at their respective constant rates, machine A and...
1
Last post by [email protected]
Thu Jul 07, 2022 6:50 am
Joey works at a clothing store and receives an employee discount of 10 percent off the regular price of any item.
by BTGmoderatorDC »
Joey works at a clothing store and receives an employee discount of...
0
Last post by BTGmoderatorDC
Wed Jul 06, 2022 5:57 pm
Company C has a machine that, working at its constant rate, processes 100 units of a certain product in 5 hours. If
by AAPL »
GMAT Prep Company C has a machine that, working at its constant...
0
Last post by AAPL
Tue Jul 05, 2022 1:58 pm
If x - y = 5 and (x + 1)(y - 1) = 5, what is the value of xy?
by [email protected] »
If x - y = 5 and (x + 1)(y - 1) = 5, what is the value of xy? (A) -1...
1
Last post by [email protected]
Mon Jul 04, 2022 8:12 am
Steven has run a certain number of laps around a track at an average (arithmetic mean) time per lap of 51 seconds. If he
by BTGmoderatorLU »
Source: Princeton Review Steven has run a certain number of laps...
0
Last post by BTGmoderatorLU
Sat Jul 02, 2022 12:18 pm
The sum of two integers is 27. The larger integer is 25% greater than the smaller integer. What is the positive
by BTGmoderatorLU »
Source: Princeton Review The sum of two integers is 27. The larger...
0
Last post by BTGmoderatorLU
Sat Jul 02, 2022 12:14 pm
Every elementary school student in a certain town attends one of two schools, and at both schools, each student is
by AAPL »
Manhattan Prep Every elementary school student in a certain town...
0
Last post by AAPL
Fri Jul 01, 2022 9:53 am
Initially, the markers and pens in a drawer were in the ratio 5:7. Then, 6 pens were removed. If there are 35 markers in
by AAPL »
Manhattan Prep Initially, the markers and pens in a drawer were in...
0
Last post by AAPL
Fri Jul 01, 2022 9:44 am
A shirt goes on sale for 80% of its original price. One week later, the sale price is marked down 10%. The final price
by BTGmoderatorDC »
A shirt goes on sale for 80% of its original price. One week later,...
0
Last post by BTGmoderatorDC
Thu Jun 30, 2022 9:17 pm
Daniel drove a 880-mile distance in two days. In the first day, he drove a certain part of it and his car consumed 20
by BTGmoderatorDC »
Daniel drove a 880-mile distance in two days. In the first day, he...
0
Last post by BTGmoderatorDC
Thu Jun 30, 2022 6:09 am
What is the maximum possible length of an integer less than 600? (the length of an integer is the total number of prime
by BTGmoderatorDC »
What is the maximum possible length of an integer less than 600? (the...
1
Last post by Ian Stewart
Tue Jun 28, 2022 11:05 am
A number is said to be prime saturated if the product of all the different positive prime factors of n is less than the
by BTGmoderatorDC »
A number is said to be prime saturated if the product of all the...
1
Last post by Ian Stewart
Tue Jun 28, 2022 11:02 am
If a certain coin is flipped, the probability that the coin will land heads is 1/2. If the coin is flipped 5 times, what
by BTGmoderatorDC »
If a certain coin is flipped, the probability that the coin will land...
2
Last post by [email protected]
Mon Jun 27, 2022 10:37 am
Due to construction, the speed limit along an 8-mile section of highway is reduced from 55 miles per hour to 35 miles
by BTGmoderatorDC »
Due to construction, the speed limit along an 8-mile section of...
1
Last post by swerve
Mon Jun 27, 2022 9:45 am
John has 5 friends who want to ride in his new car that can accommodate only 3 passengers at a time. How many different
by BTGmoderatorDC »
John has 5 friends who want to ride in his new car that can...
1
Last post by swerve
Mon Jun 27, 2022 9:39 am
The ratio of pines to magnolias in a nursery is 10:2. If the sum of the number of pines and magnolias in the nursery is
by AAPL »
Veritas Prep The ratio of pines to magnolias in a nursery is 10:2....
0
Last post by AAPL
Sat Jun 25, 2022 8:02 am
One machine, working at a constant rate, can fill a certain production order in 8 hours. How long would it take four
by AAPL »
Veritas Prep One machine, working at a constant rate, can fill a...
0
Last post by AAPL
Sat Jun 25, 2022 7:54 am
If x and y are positive, and 1/x percent of y equals 9y percent
by [email protected] »
If x and y are positive, and 1/x percent of y equals 9y percent of x,...
1
Last post by [email protected]
Sat Jun 25, 2022 6:45 am
Over a four-game stretch, Dennis's bowling score average 240. By what percent would his score have had to have been
by BTGmoderatorLU »
Source: Veritas Prep Over a four-game stretch, Dennis's bowling...
1
Last post by [email protected]
Thu Jun 23, 2022 6:11 am
A cylinder is being filled with sand weighing 200 kg per cubic foot. The cylinder has a diameter of 1 foot and is 5 feet
by BTGmoderatorLU »
Source: Veritas Prep A cylinder is being filled with sand weighing...
0
Last post by BTGmoderatorLU
Wed Jun 22, 2022 12:54 pm
A case contains $$c$$ cartons. Each carton contains $$b$$ boxes, and each box contains $$100$$ paper clips. How many
by AAPL »
Official Guide A case contains $$c$$ cartons. Each carton contains...
1
Last post by [email protected]
Tue Jun 21, 2022 6:44 am
Of the 13 employees in a certain department, 1 has an annual salary of 38,000, 2 have an annual salary of 45,000 each,
by BTGmoderatorDC »
Of the 13 employees in a certain department, 1 has an annual salary...
0
Last post by BTGmoderatorDC
Mon Jun 20, 2022 7:04 pm
The number of coronary-bypass operations performed in the United States increased from 13,000 in 1970 to 191,000 in 1983
by AAPL »
Official Guide The number of coronary-bypass operations performed in...
0
Last post by AAPL
Sun Jun 19, 2022 9:23 am
A cinema offers two types of ticket, “standard” and “VIP”. Both types of the ticket can be bought as either child ticket
by BTGmoderatorDC »
A cinema offers two types of ticket, “standard” and “VIP”....
0
Last post by BTGmoderatorDC
Fri Jun 17, 2022 9:06 pm
Mark’s clothing store uses a bar-code system to identify every item. Each item is marked by a combination of 2 letters
by BTGmoderatorDC »
Mark’s clothing store uses a bar-code system to identify every...
1
Last post by swerve
Fri Jun 17, 2022 8:59 am
If the measure of one of the interior angles of a quadrilateral is
by BTGmoderatorDC »
If the measure of one of the interior angles of a quadrilateral is...
1
Last post by swerve
Fri Jun 17, 2022 8:54 am
Starting with 0, a mathematician labels every non-negative integer as one of five types: alpha, beta, gamma, delta, or
by BTGmoderatorLU »
Source: Manhattan Prep Starting with 0, a mathematician labels every...
1
Last post by regor60
Thu Jun 16, 2022 6:49 am
If [x] denotes the least integer greater than or equal to x and [x] = 0, which of the following statements must be true?
by BTGmoderatorDC »
If denotes the least integer greater than or equal to x and = 0,...
1
Last post by [email protected]
Wed Jun 15, 2022 10:36 am
A batch of widgets costs $$p+15$$ dollars for a company to produce and each batch sells for $$p(9-p)$$ dollars. For
by BTGmoderatorLU »
Source: Manhattan Prep A batch of widgets costs $$p + 15$$ dollars...
0
Last post by BTGmoderatorLU
Wed Jun 15, 2022 8:40 am
When tossed, a certain coin has equal probability of landing on either side. If the coin is tossed 3 times, what is
by BTGmoderatorDC »
When tossed, a certain coin has equal probability of landing on...
1
Last post by [email protected]
Mon Jun 13, 2022 5:38 am
If the operation $$\emptyset$$ is defined for all positive integers $$x$$ and $$w$$ by
by AAPL »
GMAT Prep If the operation $$\emptyset$$ is defined for all positive...
0
Last post by AAPL
Sat Jun 11, 2022 9:36 am
The probability that a visitor at the mall buys a pack of candy is 30%. If three visitors come to the mall today, what
by AAPL »
GMAT Prep The probability that a visitor at the mall buys a pack of...
0
Last post by AAPL
Sat Jun 11, 2022 9:24 am
A survey of employers found that during 1993 employment...
by AAPL »
A survey employers found that during 1993 employment costs rose 3.5...
3
Last post by ygcrowanhand
Sat Jun 11, 2022 3:41 am
If the area of the parallelogram above is 360, what is its perimeter?
by BTGmoderatorDC »
Quadrilateral1.png If the area of the parallelogram above is 360,...
0
Last post by BTGmoderatorDC
Fri Jun 10, 2022 7:53 pm
The weights of potatoes grown on a large farm are approximately normally distributed with a mean of 8.7 ounces and a
by BTGmoderatorDC »
The weights of potatoes grown on a large farm are approximately...
0
Last post by BTGmoderatorDC
Fri Jun 10, 2022 6:13 am
An office comprised of eight employees is planning to have a foosball game. A matchup consists of four players, split in
by BTGmoderatorDC »
An office comprised of eight employees is planning to have a foosball...
0
Last post by BTGmoderatorDC
Thu Jun 09, 2022 5:37 am
A basketball is dropped from a height of 20 feet. If it bounces back up to a height that is exactly half of its previous
by VJesus12 »
A basketball is dropped from a height of 20 feet. If it bounces back...
1
Last post by [email protected]
Tue Jun 07, 2022 11:13 am
In how many ways can one divide 12 different chocolate bars into four packs of 3 bars each?
by BTGmoderatorDC »
In how many ways can one divide 12 different chocolate bars into four...
1
Last post by [email protected]
Sun Jun 05, 2022 4:54 pm
Anthony and Michael sit on the six member board of directors for company X. If the board is to be split up into 2
by BTGmoderatorDC »
Anthony and Michael sit on the six member board of directors for...
1
Last post by [email protected]
Sun Jun 05, 2022 4:50 pm