Matemáticas II

Question 1 of 22

1

The population of a certain town increases by 50 percent every 50 years. If the population in 1950 was 810, in what year was the population 160?

Select one of the following:

1650
1700
1750
1800
1850

Explanation

Question 2 of 22

1

Five percent of a certain grass seed is timothy. If the amount of the mixture needed to plant one acre contains 2 pounds of timothy, how many acres can be planted with 240 of the seed mixture?

Select one of the following:

6
12
20
24
120

Explanation

Question 3 of 22

1

A brush salesman earns $50 salary each month plus 10 percent commission on the value of his sales. If he earned $200 last month, what was the total value of his sales?

Select one of the following:

$1,000
$1,200
$1,500
$2,000
$2,500

Explanation

Question 4 of 22

1

A man bought 10 crates of oranges for $80 total. If he lost 2 of the crates, at what price would he have to sell each of the remaining crates in order to earn a total profit of 25 percent of the total cost?

Select one of the following:

$10.00
$12.50
$15.00
$100.00
$120.00

Explanation

Question 5 of 22

1

Answer

Select one of the following:

II only
I and II only
I and III only
II and III only
I, II and III

Explanation

Question 6 of 22

1

Answer

Select one of the following:

Explanation

Question 7 of 22

1

Answer

Select one of the following:

Explanation

Question 8 of 22

1

Answer

Select one of the following:

Explanation

Question 9 of 22

1

Answer

Select one of the following:

x
-1
0
1
It cannot be determined from the information given.

Explanation

Question 10 of 22

1

An alloy of tin and copper has 6 pounds of copper for every 2 pounds of tin. If 200 pounds of this alloy are made, how many pounds of tin are required?

Select one of the following:

25
50
100
125
150

Explanation

Question 11 of 22

1

A sporting goods store ordered an equal number of white and yellow tennis balls. The tennis ball company delivered 30 extra white balls, making the ratio of white balls to yellow balls 6:5. How many tennis balls did the store originally order?

Select one of the following:

120
150
180
300
330

Explanation

Question 12 of 22

1

Answer

Select one of the following:

Explanation

Question 13 of 22

1

An optometrist charges $30.00 for an eye examination, frames, and glass lenses, but $42.00 for an eye examination, frames, and plastic lenses. If the plastic lenses cost 4 times as much as the glass lenses, how much do the glass lenses cost?

Select one of the following:

$2
$4
$5
$6
$8

Explanation

Question 14 of 22

1

Answer

Select one of the following:

16:27
2:3
3:4
4:5
8:9

Explanation

Question 15 of 22

1

If the product of two integers is an even number and the sum of the same two integers is and odd number, which of the following must be true?

Select one of the following:

The two integers are both odd
The two integers are both even
One of the two integers is odd and the other is even
One of the integers is 1
The two integers are consecutive

Explanation

Question 16 of 22

1

Answer

Select one of the following:

I only
II only
III only
II and III only
I, II and III

Explanation

Question 17 of 22

1

A wire is cut into 3 equal parts. The resulting segments are then cut into 4, 6 and 8 equal parts, respectively. If each of the resulting segments has an integer length, what is the minimum length of the wire?

Select one of the following:

24
36
48
54
72

Explanation

Question 18 of 22

1

How many positive integers less than 60 are equal to the product of a positive multiple of 5 and an even number?

Select one of the following:

4
5
9
10
11

Explanation

Question 19 of 22

1

If the average (arithmetic mean) of 18 consecutive odd integers is 534, then the least of these integers is

Select one of the following:

517
518
519
521
525

Explanation

Question 20 of 22

1

During one week, a stock closed at $75.58 on Monday, $ 75.63 on Tuesday, $75.42 on Wednesday, and $75.52 on Thursday. If the average (arithmetic mean) closing price for the 5 days was $75.50, what was the closing price on Friday?

Select one of the following:

$75.35
$75.40
$75.42
$75.45
$75.48

Explanation

Question 21 of 22

1

The average (arithmetic mean) of 6 positive numbers is 5. If the average of the least and greatest of these numbers is 7, what is the average of the other 4 numbers?

Select one of the following:

3
4
5
6
7

Explanation

Question 22 of 22

1

Answer

Select one of the following:

7
9
10
12
16

	Created by Daniel Tapia over 8 years ago

Matemáticas I GRE - Cuantitativo (Matemáticas II) Quiz on Matemáticas II, created by Daniel Tapia on 11/04/2016.

Matemáticas II

Question 1 of 22

The population of a certain town increases by 50 percent every 50 years. If the population in 1950 was 810, in what year was the population 160?

Select one of the following:

Explanation

Question 2 of 22

Five percent of a certain grass seed is timothy. If the amount of the mixture needed to plant one acre contains 2 pounds of timothy, how many acres can be planted with 240 of the seed mixture?

Select one of the following:

Explanation

Question 3 of 22

A brush salesman earns $50 salary each month plus 10 percent commission on the value of his sales. If he earned $200 last month, what was the total value of his sales?

Select one of the following:

Explanation

Question 4 of 22

A man bought 10 crates of oranges for $80 total. If he lost 2 of the crates, at what price would he have to sell each of the remaining crates in order to earn a total profit of 25 percent of the total cost?

Select one of the following:

Explanation

Question 5 of 22

Answer

Select one of the following:

Explanation

Question 6 of 22

Answer

Select one of the following:

Explanation

Question 7 of 22

Answer

Select one of the following:

Explanation

Question 8 of 22

Answer

Select one of the following:

Explanation

Question 9 of 22

Answer

Select one of the following:

Explanation

Question 10 of 22

An alloy of tin and copper has 6 pounds of copper for every 2 pounds of tin. If 200 pounds of this alloy are made, how many pounds of tin are required?

Select one of the following:

Explanation

Question 11 of 22

A sporting goods store ordered an equal number of white and yellow tennis balls. The tennis ball company delivered 30 extra white balls, making the ratio of white balls to yellow balls 6:5. How many tennis balls did the store originally order?

Select one of the following:

Explanation

Question 12 of 22

Answer

Select one of the following:

Explanation

Question 13 of 22

An optometrist charges $30.00 for an eye examination, frames, and glass lenses, but $42.00 for an eye examination, frames, and plastic lenses. If the plastic lenses cost 4 times as much as the glass lenses, how much do the glass lenses cost?

Select one of the following:

Explanation

Question 14 of 22

Answer

Select one of the following:

Explanation

Question 15 of 22

If the product of two integers is an even number and the sum of the same two integers is and odd number, which of the following must be true?

Select one of the following:

Explanation

Question 16 of 22

Answer

Select one of the following:

Explanation

Question 17 of 22

A wire is cut into 3 equal parts. The resulting segments are then cut into 4, 6 and 8 equal parts, respectively. If each of the resulting segments has an integer length, what is the minimum length of the wire?

Select one of the following:

Explanation

Question 18 of 22

How many positive integers less than 60 are equal to the product of a positive multiple of 5 and an even number?

Select one of the following:

Explanation

Question 19 of 22

If the average (arithmetic mean) of 18 consecutive odd integers is 534, then the least of these integers is

Select one of the following:

Explanation

Question 20 of 22

During one week, a stock closed at $75.58 on Monday, $ 75.63 on Tuesday, $75.42 on Wednesday, and $75.52 on Thursday. If the average (arithmetic mean) closing price for the 5 days was $75.50, what was the closing price on Friday?