Quantitative Reasoning Practice for GMAT Practice Questions - Quantitative Reasoning

Question 1

A tech startup is analyzing its user growth. In the first quarter, the number of users increased by 20%. In the second quarter, the number increased by 25% over the first quarter. If the startup had 10,000 users at the beginning of the first quarter, how many users did it have at the end of the second quarter?

Accepted Answer

b) 15,000

Answer

a) 14,500

Answer

c) 15,500

Answer

d) 16,000

Question 2

A manufacturing company produces widgets at a cost of $5 per unit. The company sells each widget for $12. If the fixed costs for the company are $50,000 per month, how many widgets must the company sell in a month to break even?

Accepted Answer

c) 7,500

Answer

a) 6,000

Answer

b) 7,000

Answer

d) 8,000

Question 3

A company's revenue increased by 25% in the first quarter and then decreased by 15% in the second quarter. If the original revenue was $1,000,000, what is the revenue after the two quarters?

Accepted Answer

a) $1,062,500

Answer

b) $1,050,000

Answer

c) $1,037,500

Answer

d) $1,025,000

Question 4

A solution contains 20% salt. How much water must be added to 100 liters of this solution to reduce the salt concentration to 10%?

Accepted Answer

b) 100 liters

Answer

a) 50 liters

Answer

c) 150 liters

Answer

d) 200 liters

Question 5

A rectangular garden has a length that is twice its width. If the perimeter of the garden is 60 meters, what is the area of the garden?

Accepted Answer

c) 200 square meters

Answer

a) 100 square meters

Answer

b) 150 square meters

Answer

d) 250 square meters

Question 6

A company's revenue increased by 25% in the first quarter and then decreased by 20% in the second quarter. If the revenue at the beginning of the first quarter was $1,000,000, what was the revenue at the end of the second quarter?

Accepted Answer

b) $1,000,000

Answer

a) $950,000

Answer

c) $1,050,000

Answer

d) $1,100,000

Question 7

If the ratio of the lengths of two sides of a rectangle is 3:4 and the perimeter is 70 units, what is the area of the rectangle?

Accepted Answer

d) 300 square units

Answer

a) 150 square units

Answer

b) 200 square units

Answer

c) 250 square units

Question 8

A train travels 300 miles in 5 hours. If the train travels at a constant speed, how many miles will it travel in 8 hours?

Accepted Answer

c) 480 miles

Answer

a) 400 miles

Answer

b) 450 miles

Answer

d) 500 miles

Question 9

A mixture contains alcohol and water in the ratio 5:3. If 10 liters of water are added to the mixture, the ratio becomes 5:4. What was the original quantity of the mixture?

Accepted Answer

a) 40 liters

Answer

b) 50 liters

Answer

c) 60 liters

Answer

d) 70 liters

Question 10

If the average of five numbers is 20 and one of the numbers is 15, what is the average of the remaining four numbers?

Accepted Answer

b) 21

Answer

a) 20

Answer

c) 22

Answer

d) 23