GMAT Data Insights Practice Set 4 (Data Sufficiency)

Sam and Carol collected donations for charity. What is the ratio of Carol’s collected donations to Sam’s?

1. Sam collected $120 less than Carol.
2. Carol collected 15% more than Sam.

a and b are both prime integers less than 75. What is the value of a?

1. a < b
2. 3a > b

Three cans of Brand A dog food can be purchased for the same price of ten cans of Brand B. What is the cost per can for Brand A?

1. Brand B costs $0.60 per can.
2. 5 cans of Brand A and 5 cans of Brand B can be purchased for $13.00

A rectangular prism is twice as wide as it is long, and has a surface area of 112 in². Find the height.

1. The width is 4 inches.
2. The volume is 64 in³.

ΔABC ~ ΔRST. What is m∠R?

1. m∠B = 60°
2. m∠A = 75°

What is the value of the positive integer, p?

1. One of its divisors is 7.
2. p is divisible by two positive integers only

Stephenson, a businessman bought an Iron box for $80. He then sold the box. Determine his profit.

1. He made a 30% profit.
2. His selling price was $104.

If x is a positive, two-digit integer, what is the value of x?

1. The remainder when x is divided by 9 is 8
2. The remainder when x is divided by 8 is 7

What is the remainder when positive integer k is divided by 19?

1. k divided by 57 has a remainder of 36
2. k divided by 31 has a remainder of 4

If x is an integer, is x⁶ = 729

1. x^-5 = (1/243)
2. x² is prime