## Search found 2006 matches

#### Each of the 4 students in a certain class read several books during the past month. What was the standard deviation of

###### Data Sufficiency

##### Each of the 4 students in a certain class read several books during the past month. What was the standard deviation of

GMAT Prep Each of the 4 students in a certain class read several books during the past month. What was the standard deviation of the numbers of books read by the 4 students during the past month? 1) The range of the number of books read by the 4 students during the past month was 0 2) One of the 4 ...

- by AAPL

Wed Dec 01, 2021 8:05 am- Forum: Data Sufficiency
- Topic: Each of the 4 students in a certain class read several books during the past month. What was the standard deviation of
- Replies:
**0** - Views:
**6**

#### Jamal gets three monthly credit card statements over the course of three months. If his average monthly statement over

###### Problem Solving

##### Jamal gets three monthly credit card statements over the course of three months. If his average monthly statement over

Manhattan Prep Jamal gets three monthly credit card statements over the course of three months. If his average monthly statement over these three months is $44 more than the median amount, and the sum of the largest and the smallest statement is $412, what is the total amount that Jamal spent over ...

- by AAPL

Wed Dec 01, 2021 7:58 am- Forum: Problem Solving
- Topic: Jamal gets three monthly credit card statements over the course of three months. If his average monthly statement over
- Replies:
**0** - Views:
**5**

#### While Leslie was flying his airplane from Hartfield to Weatherford, did he ever fly faster than 200 miles per hour?

###### Data Sufficiency

##### While Leslie was flying his airplane from Hartfield to Weatherford, did he ever fly faster than 200 miles per hour?

**Veritas Prep**

While Leslie was flying his airplane from Hartfield to Weatherford, did he ever fly faster than 200 miles per hour?

1) The distance from Hartfield to Weatherford is 470 miles

2) The flight from Hartfield to Weatherford took Leslie exactly 2 hours

OA C

- by AAPL

Thu Nov 25, 2021 8:23 am- Forum: Data Sufficiency
- Topic: While Leslie was flying his airplane from Hartfield to Weatherford, did he ever fly faster than 200 miles per hour?
- Replies:
**0** - Views:
**48**

#### At his regular hourly rate, Don had estimated the labor cost of a repair job as $336 and he was paid that amount.

###### Problem Solving

##### At his regular hourly rate, Don had estimated the labor cost of a repair job as $336 and he was paid that amount.

Official Guide At his regular hourly rate, Don had estimated the labor cost of a repair job as $336 and he was paid that amount. However, the job took 4 hours longer that he had estimated and, consequently, he earned $2 per hour less than his regular hourly rate. What was the time Don had estimated...

- by AAPL

Thu Nov 25, 2021 8:14 am- Forum: Problem Solving
- Topic: At his regular hourly rate, Don had estimated the labor cost of a repair job as $336 and he was paid that amount.
- Replies:
**1** - Views:
**67**

#### Jackson invested $300,000, dividing it all unequally between Account P and Account Q. At the end of the year, it turned

###### Problem Solving

##### Jackson invested $300,000, dividing it all unequally between Account P and Account Q. At the end of the year, it turned

Magoosh Jackson invested $300,000, dividing it all unequally between Account P and Account Q. At the end of the year, it turned out that Account P had earned 12% interest and Account Q had earned 25% interest. If Jackson earned a total of $60,000 in interest between the two accounts, which of the f...

- by AAPL

Mon Nov 22, 2021 2:54 pm- Forum: Problem Solving
- Topic: Jackson invested $300,000, dividing it all unequally between Account P and Account Q. At the end of the year, it turned
- Replies:
**1** - Views:
**85**

#### The 250 students enrolled at ABC University are taking undergraduate courses, graduate courses, or both. How many

###### Data Sufficiency

##### The 250 students enrolled at ABC University are taking undergraduate courses, graduate courses, or both. How many

**Princeton Review**

The 250 students enrolled at ABC University are taking undergraduate courses, graduate courses, or both. How many students are taking graduate courses?

1) 200 students are taking undergraduate courses

2) 50 students are taking both undergraduate and graduate courses

OA C

- by AAPL

Mon Nov 22, 2021 2:47 pm- Forum: Data Sufficiency
- Topic: The 250 students enrolled at ABC University are taking undergraduate courses, graduate courses, or both. How many
- Replies:
**0** - Views:
**70**

#### A certain essay consists of 15 paragraphs. Each paragraph contain at least 110 words, but not more than 120 words. Which

###### Problem Solving

##### A certain essay consists of 15 paragraphs. Each paragraph contain at least 110 words, but not more than 120 words. Which

**Magoosh**

A certain essay consists of 15 paragraphs. Each paragraph contain at least 110 words, but not more than 120 words. Which of the following could be the total number of words in the essay?

A. 1440

B. 1540

C. 1640

D. 1740

E. 1840

OA D

- by AAPL

Mon Nov 22, 2021 2:41 pm- Forum: Problem Solving
- Topic: A certain essay consists of 15 paragraphs. Each paragraph contain at least 110 words, but not more than 120 words. Which
- Replies:
**0** - Views:
**65**

#### Every attendee at a monster truck rally paid the same admission fee. How many people attended the rally?

###### Data Sufficiency

##### Every attendee at a monster truck rally paid the same admission fee. How many people attended the rally?

Manhattan Prep Every attendee at a monster truck rally paid the same admission fee. How many people attended the rally? 1) If the admission fee had been raised to $20 and twice as many people had attended, the total admission fees collected would have been three times greater 2) If the admission fe...

- by AAPL

Thu Nov 18, 2021 4:07 pm- Forum: Data Sufficiency
- Topic: Every attendee at a monster truck rally paid the same admission fee. How many people attended the rally?
- Replies:
**0** - Views:
**93**

#### Four scientists collaborate on a research project for which they receive a prize that comes with a monetary award. The

###### Problem Solving

##### Four scientists collaborate on a research project for which they receive a prize that comes with a monetary award. The

Veritas Prep Four scientists collaborate on a research project for which they receive a prize that comes with a monetary award. The agree to divide the money into four shares in proportion to the time that each scientists spent on the project. If the shares are in the amounts a/2, a/3, a/4, and a/6...

- by AAPL

Thu Nov 18, 2021 3:58 pm- Forum: Problem Solving
- Topic: Four scientists collaborate on a research project for which they receive a prize that comes with a monetary award. The
- Replies:
**1** - Views:
**117**

#### The greatest number in a set of 4 numbers is 70. What is the average (arithmetic mean) of the set?

###### Data Sufficiency

##### The greatest number in a set of 4 numbers is 70. What is the average (arithmetic mean) of the set?

**Princeton Review**

The greatest number in a set of 4 numbers is 70. What is the average (arithmetic mean) of the set?

1) The median of the set is 25

2) The range of the set is 70

OA C

- by AAPL

Mon Nov 15, 2021 1:47 pm- Forum: Data Sufficiency
- Topic: The greatest number in a set of 4 numbers is 70. What is the average (arithmetic mean) of the set?
- Replies:
**0** - Views:
**48**

#### How many kilograms of a 15% salt solution must be added to 5 kilograms of a solution that is 8% salt so that the

###### Problem Solving

##### How many kilograms of a 15% salt solution must be added to 5 kilograms of a solution that is 8% salt so that the

**Veritas Prep**

How many kilograms of a 15% salt solution must be added to 5 kilograms of a solution that is 8% salt so that the resulting solution is 10% salt?

A. 1

B. 1.5

C. 2

D. 2.5

E. 3

OA C

- by AAPL

Mon Nov 15, 2021 1:38 pm- Forum: Problem Solving
- Topic: How many kilograms of a 15% salt solution must be added to 5 kilograms of a solution that is 8% salt so that the
- Replies:
**0** - Views:
**52**

#### Sandra is payid an hourly base rate for babysitting up to two children a day, and an additional 20% per hour for each

###### Data Sufficiency

##### Sandra is payid an hourly base rate for babysitting up to two children a day, and an additional 20% per hour for each

Princeton Review Sandra is paid an hourly base rate for babysitting up to two children and an additional 20% per hour for each additional child. If her hours are rounded up to the next full hour, how many hours was Sandra paid for last week? 1) One day last week, Sandra was paid $51 to babysit 3 ch...

- by AAPL

Sat Nov 13, 2021 8:49 am- Forum: Data Sufficiency
- Topic: Sandra is payid an hourly base rate for babysitting up to two children a day, and an additional 20% per hour for each
- Replies:
**0** - Views:
**229**

#### In May Mrs Lee's earnings were 60 percent of the Lee family's total income. In June Mrs Lee earned 20 percent more than

###### Problem Solving

##### In May Mrs Lee's earnings were 60 percent of the Lee family's total income. In June Mrs Lee earned 20 percent more than

GMAT Prep In May Mrs Lee's earnings were 60 percent of the Lee family's total income. In June Mrs Lee earned 20 percent more than in May. If the rest of the family's income was the same both months, then, in June, Mrs Lee's earnings were approximately what percent of the Lee family's total income? ...

- by AAPL

Sat Nov 13, 2021 8:40 am- Forum: Problem Solving
- Topic: In May Mrs Lee's earnings were 60 percent of the Lee family's total income. In June Mrs Lee earned 20 percent more than
- Replies:
**0** - Views:
**86**

#### A drawer contains 36 socks, and 2 socks are selected at random without replacement. What is the probability that both

###### Data Sufficiency

##### A drawer contains 36 socks, and 2 socks are selected at random without replacement. What is the probability that both

**Magoosh**

A drawer contains 36 socks, and 2 socks are selected at random without replacement. What is the probability that both socks are black?

1) The probability is 4/9 that the first sock is black

2) The number of white socks in the drawer is 4 more than the number of black socks

OA A

- by AAPL

Mon Nov 08, 2021 5:35 pm- Forum: Data Sufficiency
- Topic: A drawer contains 36 socks, and 2 socks are selected at random without replacement. What is the probability that both
- Replies:
**1** - Views:
**172**

##### How many integers between 324,700 and 458,600 have tens digit 2 and units digit 1?

**GMAT Prep**

How many integers between 324,700 and 458,600 have tens digit 2 and units digit 1?

A. 1,339

B. 1,352

C. 1,353

D. 10,030

E. 10,300

OA A

- by AAPL

Mon Nov 08, 2021 5:22 pm- Forum: Problem Solving
- Topic: How many integers between 324,700 and 458,600 have tens digit 2 and units digit 1?
- Replies:
**1** - Views:
**108**