## Search found 2035 matches

##### Re: If x is a positive number, is x an even integer?

If x is a positive number, is x an even integer? (1) 3x is an even integer. (2) 5x is an even integer. OA C Source: Manhattan Prep \(x\) is positive Integer means we need to think only in positive fractions and integers. 1) \(3x\) is an even integer. Let \(x= 2 \Rightarrow 3x=6 \Rightarrow x\) is e...

- by swerve

Fri Sep 03, 2021 3:24 am- Forum: Data Sufficiency
- Topic: If x is a positive number, is x an even integer?
- Replies:
**1** - Views:
**74**

#### University A charges $9,000 annually for tuition and $3,000 annually for room and board. University A charges 10% less

###### Problem Solving

##### Re: University A charges $9,000 annually for tuition and $3,000 annually for room and board. University A charges 10% le

University A charges $9,000 annually for tuition and $3,000 annually for room and board. University A charges 10% less than University B does for tuition and 20% more than University B does for room and board. The total annual cost of tuition, room and board is how much more or less at University A...

- by swerve

Fri Sep 03, 2021 3:14 am- Forum: Problem Solving
- Topic: University A charges $9,000 annually for tuition and $3,000 annually for room and board. University A charges 10% less
- Replies:
**1** - Views:
**84**

##### Geometry

If \(BC \parallel DE,\) and angle \(AEF\) is a right angle, then is \(AC > AB?\)

1) \(DE = EF\)

2) \(AE > AD\)

The OA is D

**Source: E-GMAT**

- by swerve

Wed Sep 01, 2021 8:09 am- Forum: Data Sufficiency
- Topic: Geometry
- Replies:
**0** - Views:
**55**

##### Coordinate Geometry

On the \(xy\)-coordinate grid, are points \(A(x_1,y_1)\) and \(B(x_2,y_2)\) equidistant from the origin?

1) \(|x_1|=|y_1|\) for point \(A\) and \(|x_2|=|y_2|\) for point \(B\)

2) \(|x_1|,|y_1|\) of point \(A=|x_2|,|y_2|\) of point \(B\)

The OA is B

**Source: E-GMAT**

- by swerve

Wed Sep 01, 2021 8:03 am- Forum: Data Sufficiency
- Topic: Coordinate Geometry
- Replies:
**0** - Views:
**49**

##### Algebra, Exponents/Powers

If \((400)(6,000)=(240)(100^x),\) what is the value of \(x?\)

A. 5

B. 4

C. 3

D. 2

E. 1

The OA is D

**Source: GMAT Prep**

- by swerve

Wed Sep 01, 2021 7:54 am- Forum: Problem Solving
- Topic: Algebra, Exponents/Powers
- Replies:
**1** - Views:
**78**

#### In the diagram above, angle measures in degrees are marked as shown, and segment BC is parallel to line AD.

###### Problem Solving

##### Re: In the diagram above, angle measures in degrees are marked as shown, and segment BC is parallel to line AD.

two triangles on a line.JPG In the diagram above, angle measures in degrees are marked as shown, and segment BC is parallel to line AD. What is the measure of angle E? (A) 30° (B) 35° (C) 40° (D) 45° (E) 50° OA D Source: Magoosh Try as follows: Step 1: Since angles \(A\) and \(B\) are given, we can...

- by swerve

Tue Aug 31, 2021 2:49 am- Forum: Problem Solving
- Topic: In the diagram above, angle measures in degrees are marked as shown, and segment BC is parallel to line AD.
- Replies:
**1** - Views:
**146**

#### Mixture A is 15 percent alcohol, and mixture B is 50 percent alcohol. If the two are poured together to create a

###### Problem Solving

##### Re: Mixture A is 15 percent alcohol, and mixture B is 50 percent alcohol. If the two are poured together to create a

Mixture A is 15 percent alcohol, and mixture B is 50 percent alcohol. If the two are poured together to create a 4-gallon mixture that contains 30 percent alcohol, approximately how many gallons of mixture A are in the mixture? A. 1.5 B. 1.7 C. 2.3 D. 2.5 E. 3.0 OA C Source: Princeton Review \(x+y ...

- by swerve

Fri Aug 27, 2021 4:24 pm- Forum: Problem Solving
- Topic: Mixture A is 15 percent alcohol, and mixture B is 50 percent alcohol. If the two are poured together to create a
- Replies:
**1** - Views:
**80**

##### Algebra

If \(x\) is an integer, is \(y\) an integer?

1) \(\dfrac{4x+4y}{2}=6\)

2) \(\dfrac{3x+6y}{3}=5\)

The OA is A

**Source: Magoosh**

- by swerve

Thu Aug 26, 2021 10:22 am- Forum: Data Sufficiency
- Topic: Algebra
- Replies:
**0** - Views:
**114**

##### Inequalities

If \(4 < A < 6,\) \(n\) and \(m\) are positive integers with \(n > m,\) and \(T=A\times 10n,\) then what is the value of \(T?\)

1) \(\sqrt{A\ast 10^m}=23100\)

2) \(n-m=7\)

The OA is C

**Source: Magoosh**

- by swerve

Thu Aug 26, 2021 10:14 am- Forum: Data Sufficiency
- Topic: Inequalities
- Replies:
**0** - Views:
**108**

##### Algebra, Exponents/Powers

If \(2^{2x+1} \ast 3^{2y-1}=8^x \ast 27^y,\) then \(x+y=\)

A. -3

B. -1

C. 0

D. 1

E. 3

The OA is C

**Source: Manhattan Prep**

- by swerve

Thu Aug 26, 2021 10:08 am- Forum: Problem Solving
- Topic: Algebra, Exponents/Powers
- Replies:
**0** - Views:
**69**

#### A team of 2 is to be selected from a group of 5. if the number of males in the group is n, then what's the value of n?

###### Data Sufficiency

##### Re: A team of 2 is to be selected from a group of 5. if the number of males in the group is n, then what's the value of

A team of 2 is to be selected from a group of 5. if the number of males in the group is n, then what's the value of n? 1. The number of males in the group is one more than the number of females 2. The probability the team consists of at least one male is 9/10 OA D Source: e-GMAT Let the number of m...

- by swerve

Tue Aug 24, 2021 5:49 am- Forum: Data Sufficiency
- Topic: A team of 2 is to be selected from a group of 5. if the number of males in the group is n, then what's the value of n?
- Replies:
**1** - Views:
**89**

#### A fair 2-sided coin is flipped 6 times. What is the probability that tails will be the result at least twice, but not

###### Problem Solving

##### Re: A fair 2-sided coin is flipped 6 times. What is the probability that tails will be the result at least twice, but no

A fair 2-sided coin is flipped 6 times. What is the probability that tails will be the result at least twice, but not more than 5 times? A. 5/8 B. 3/4 C. 7/8 D. 57/64 E. 15/16 OA C Source: Princeton Review Let's find it out the other way: P of all head(or no tail)\(=\dfrac{1}{2^6}=\dfrac{1}{64}\) P...

- by swerve

Tue Aug 24, 2021 5:41 am- Forum: Problem Solving
- Topic: A fair 2-sided coin is flipped 6 times. What is the probability that tails will be the result at least twice, but not
- Replies:
**1** - Views:
**101**

#### A mother and father have seven children, and the family receives an invitation with four tickets to the circus. If the

###### Problem Solving

##### Re: A mother and father have seven children, and the family receives an invitation with four tickets to the circus. If t

A mother and father have seven children, and the family receives an invitation with four tickets to the circus. If the family decides to randomly select the four members who get to attend the circus, but determine that the chosen group must include at least one of the mother and father, how many di...

- by swerve

Tue Aug 24, 2021 5:30 am- Forum: Problem Solving
- Topic: A mother and father have seven children, and the family receives an invitation with four tickets to the circus. If the
- Replies:
**1** - Views:
**83**

##### Functions And Custom Characters

If \(f(n)=xa^n,\) what is the value of \(f(5)?\)

1) \(f(0)=3\)

2) \(f(4)=48\)

The OA is E

**Source: Princeton Review**

- by swerve

Fri Aug 20, 2021 5:27 am- Forum: Data Sufficiency
- Topic: Functions And Custom Characters
- Replies:
**0** - Views:
**69**

##### Statistics And Sets Problems

For the positive integers \(x, x + 2, x + 4, x + 7,\) and \(x + 12,\) the mean is how much greater than the median?

A. 0

B. 1

C. 2

D. 4

E. 7

The OA is B

**Source: Veritas Prep**

- by swerve

Fri Aug 20, 2021 5:15 am- Forum: Problem Solving
- Topic: Statistics And Sets Problems
- Replies:
**0** - Views:
**61**