## Search found 2080 matches

#### A hotel has two types of rooms: basic and deluxe. On a certain night, the hotel rented 75% of its rooms, including 2/3

###### Data Sufficiency

##### Re: A hotel has two types of rooms: basic and deluxe. On a certain night, the hotel rented 75% of its rooms, including 2

A hotel has two types of rooms: basic and deluxe. On a certain night, the hotel rented 75% of its rooms, including 2/3 of its basic rooms. What percentage of the rooms that were not rented on that night were basic? (1) 60% of all the rooms in the hotel are basic (2) On that night, 12.5% of the delu...

- by swerve

Mon Mar 28, 2022 1:04 pm- Forum: Data Sufficiency
- Topic: A hotel has two types of rooms: basic and deluxe. On a certain night, the hotel rented 75% of its rooms, including 2/3
- Replies:
**1** - Views:
**343**

#### If the length of a rectangle is decreased by 10% and its width is decreased by 20%, by what percent does its area

###### Problem Solving

##### Re: If the length of a rectangle is decreased by 10% and its width is decreased by 20%, by what percent does its area

If the length of a rectangle is decreased by 10% and its width is decreased by 20%, by what percent does its area decrease? A. 30% B. 28% C. 25% D. 23% E. 15% OA B Source: Princeton Review Area of rectangle \(=\) length * breadth Area \(= l*b\) New length \(=0.9 l\) New breadth \(=0.8 b\) New area ...

- by swerve

Mon Mar 28, 2022 12:56 pm- Forum: Problem Solving
- Topic: If the length of a rectangle is decreased by 10% and its width is decreased by 20%, by what percent does its area
- Replies:
**2** - Views:
**282**

#### Which of the following, if solved, would yield the set of all real numbers that are exactly 15 units away from -3?

###### Problem Solving

##### Re: Which of the following, if solved, would yield the set of all real numbers that are exactly 15 units away from -3?

Which of the following, if solved, would yield the set of all real numbers that are exactly 15 units away from -3? A. |x + 3| = 15 B. |x - 3| = 15 C. |x - 15| = 3 D. |x + 15| = 3 E. |x + 15| = -3 OA A Source: Veritas Prep \(15\) units away from \(-3 = -3+15=12\) and \(-3-15=-18\) In A we have \(x+3...

- by swerve

Mon Mar 28, 2022 12:50 pm- Forum: Problem Solving
- Topic: Which of the following, if solved, would yield the set of all real numbers that are exactly 15 units away from -3?
- Replies:
**1** - Views:
**269**

#### Edwin is planning to drive from Boston to New Orleans. By what percent would his travel time be reduced if Edwin decides

###### Data Sufficiency

##### Re: Edwin is planning to drive from Boston to New Orleans. By what percent would his travel time be reduced if Edwin dec

Edwin is planning to drive from Boston to New Orleans. By what percent would his travel time be reduced if Edwin decides to split the driving time equally with his friend George, instead of making the trip alone? (1) The driving distance from Boston to New Orleans is 1500 miles. (2) George’s drivin...

- by swerve

Sun Mar 06, 2022 6:10 am- Forum: Data Sufficiency
- Topic: Edwin is planning to drive from Boston to New Orleans. By what percent would his travel time be reduced if Edwin decides
- Replies:
**1** - Views:
**329**

#### Peter works as a teaching assistant and gets paid on a weekly basis. He gets paid D dollars per hour for the first 30

###### Data Sufficiency

##### Re: Peter works as a teaching assistant and gets paid on a weekly basis. He gets paid D dollars per hour for the first 3

Peter works as a teaching assistant and gets paid on a weekly basis. He gets paid D dollars per hour for the first 30 hours and (D+ 10) dollars per hour for the hours worked in excess of 30 hours. What is the value of D? (1) Last week Peter worked for 32 hours. (2) Peter got paid $8(D+10) more if w...

- by swerve

Sun Mar 06, 2022 5:59 am- Forum: Data Sufficiency
- Topic: Peter works as a teaching assistant and gets paid on a weekly basis. He gets paid D dollars per hour for the first 30
- Replies:
**1** - Views:
**325**

#### The sum of 3 hours 45 minutes and 2 hours 55 minutes is approximately what percent of a day?

###### Problem Solving

##### Re: The sum of 3 hours 45 minutes and 2 hours 55 minutes is approximately what percent of a day?

The sum of 3 hours 45 minutes and 2 hours 55 minutes is approximately what percent of a day? (A) 14% (B) 16% (C) 24% (D) 28% (E) 72% OA D Source: GMAT Prep Try as follows \(3h45+2h55= 5h(45+55)=5h(1h40)=6h40\) Then, \(100\% \cdot \dfrac{6h40}{24h}\) is between \(~ \dfrac{6\cdot4}{100}\; ~24\%\) and...

- by swerve

Sun Mar 06, 2022 5:45 am- Forum: Problem Solving
- Topic: The sum of 3 hours 45 minutes and 2 hours 55 minutes is approximately what percent of a day?
- Replies:
**1** - Views:
**224**

#### A company plans to assign identification numbers to its employees. Each number is to consist of four different digits

###### Problem Solving

##### Re: A company plans to assign identification numbers to its employees. Each number is to consist of four different digit

A company plans to assign identification numbers to its employees. Each number is to consist of four different digits from 0 to 9, inclusive, except that the first digit cannot be 0. How many different identification numbers are possible? (A) 3,024 (B) 4,536 (C) 5,040 (D) 9,000 (E) 10,000 OA B Sour...

- by swerve

Sun Feb 27, 2022 6:50 am- Forum: Problem Solving
- Topic: A company plans to assign identification numbers to its employees. Each number is to consist of four different digits
- Replies:
**1** - Views:
**241**

##### Word Problems

A vendor sells specialty gift baskets at a price of \(\$50.00\) per basket, which represents a markup of \(25\%\) above the cost to produce each basket. The vendor prepared and delivered an order of \(120\) baskets to a customer. However, that customer returned \(15\) baskets and requested a partial...

- by swerve

Sun Feb 20, 2022 5:18 am- Forum: Problem Solving
- Topic: Word Problems
- Replies:
**0** - Views:
**124**

#### If Naomi can mow 12.5% of a field every hour, then she can mow 25 identical fields in how many hours?

###### Problem Solving

##### Re: If Naomi can mow 12.5% of a field every hour, then she can mow 25 identical fields in how many hours?

If Naomi can mow 12.5% of a field every hour, then she can mow 25 identical fields in how many hours? A. 8 B. 10 C. 25 D. 100 E. 200 OA E Source: Princeton Review Since \(12.5\% = \dfrac{1}{8},\) let each field \(= 8\) units. Since Naomi mows \(\dfrac{1}{8}\) of an \(8\)-unit field each hour, her h...

- by swerve

Sun Feb 20, 2022 5:09 am- Forum: Problem Solving
- Topic: If Naomi can mow 12.5% of a field every hour, then she can mow 25 identical fields in how many hours?
- Replies:
**2** - Views:
**194**

#### In a certain task, a person has to fill an empty tank using four taps, each of which can fill the entire empty tank in

###### Problem Solving

##### Re: In a certain task, a person has to fill an empty tank using four taps, each of which can fill the entire empty tank

In a certain task, a person has to fill an empty tank using four taps, each of which can fill the entire empty tank in 1 hour, and once the tank is filled completely, he needs to empty the tank using two outlets, at the bottom of the tank. Both the outlets can empty the full tank at the same time. ...

- by swerve

Fri Feb 11, 2022 1:58 pm- Forum: Problem Solving
- Topic: In a certain task, a person has to fill an empty tank using four taps, each of which can fill the entire empty tank in
- Replies:
**1** - Views:
**210**

#### In an arithmetic sequence, each term after the first is the sum of the term before it plus a constant. In the arithmetic

###### Problem Solving

##### Re: In an arithmetic sequence, each term after the first is the sum of the term before it plus a constant. In the arithm

In an arithmetic sequence, each term after the first is the sum of the term before it plus a constant. In the arithmetic sequence \(a, b, c, d, e,\) each term after the first is the sum of the preceding term and the constant \(k.\) Which of the following is NOT an arithmetic sequence? A. \(a, b - 1...

- by swerve

Fri Feb 11, 2022 1:36 pm- Forum: Problem Solving
- Topic: In an arithmetic sequence, each term after the first is the sum of the term before it plus a constant. In the arithmetic
- Replies:
**1** - Views:
**201**

#### For positive integers m and n, when n is divided by 7, the quotient is m and the remainder is 2. What is the remainder

###### Data Sufficiency

##### Re: For positive integers m and n, when n is divided by 7, the quotient is m and the remainder is 2. What is the remaind

For positive integers m and n, when n is divided by 7, the quotient is m and the remainder is 2. What is the remainder when m is divided by 11? (1) When n is divided by 11, the remainder is 2. (2) When m is divided by 13, the remainder is 0. OA A Source: Veritas Prep \(n=7m+2\) From 1, \(n=11k+2\, ...

- by swerve

Sun Feb 06, 2022 1:06 pm- Forum: Data Sufficiency
- Topic: For positive integers m and n, when n is divided by 7, the quotient is m and the remainder is 2. What is the remainder
- Replies:
**2** - Views:
**168**

#### At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be

###### Problem Solving

##### Re: At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be

At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be purchased by making a 20 percent down payment and repaying the remainder of the cost and the finance charges over a period of time.If the finance charges= 40 percent of the rremainder...

- by swerve

Sun Feb 06, 2022 12:53 pm- Forum: Problem Solving
- Topic: At a certain supplier, a machine of type A costs $20,000 and a machine of type B costs $50,000. Each machine can be
- Replies:
**1** - Views:
**181**

#### When a certain coin is flipped, the probability of heads is 0.5. If the coin is flipped 6 times, what is the probability

###### Problem Solving

##### Re: When a certain coin is flipped, the probability of heads is 0.5. If the coin is flipped 6 times, what is the probabi

When a certain coin is flipped, the probability of heads is 0.5. If the coin is flipped 6 times, what is the probability that there are exactly 3 heads? A. 1/4 B. 1/3 C. 5/16 D. 31/64 E. 1/2 OA C Source: Magoosh Required series is \(HHHTTT = \left(\dfrac{1}{2}\right)^6=\dfrac{1}{64}\) This combinat...

- by swerve

Sun Feb 06, 2022 12:45 pm- Forum: Problem Solving
- Topic: When a certain coin is flipped, the probability of heads is 0.5. If the coin is flipped 6 times, what is the probability
- Replies:
**1** - Views:
**245**

#### In a recent survey, twenty families reported their incomes for \(1995.\) Was the range of reported \(1995\) incomes for

###### Data Sufficiency

##### Re: In a recent survey, twenty families reported their incomes for \(1995.\) Was the range of reported \(1995\) incomes

In a recent survey, twenty families reported their incomes for \(1995.\) Was the range of reported \(1995\) incomes for these families greater than \(\$60,000?\) (1) Thirteen of the reported incomes were between \(\$20,000\) and \(\$35,000.\) (2) Seven of the reported incomes were between \(\$80,00...

- by swerve

Fri Jan 28, 2022 12:41 pm- Forum: Data Sufficiency
- Topic: In a recent survey, twenty families reported their incomes for \(1995.\) Was the range of reported \(1995\) incomes for
- Replies:
**1** - Views:
**177**