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GMAT Practice questions – Data sufficiency

Please complete the questions then check your answers against the downloadable answer sheet.


Answer Choices - applicable for ALL questions
A. if statement (1) by itself is sufficient to answer the question, but statement (2) by itself is not;
B. if statement (2) by itself is sufficient to answer the question, but statement (1) by itself is not;
C. if statements (1) and (2) taken together are sufficient to answer the question, even though neither statement by itself is sufficient;
D. if either statement by itself is sufficient to answer the question;
E. if statements (1) and (2) taken together are not sufficient to answer the question, requiring more data pertaining to the problem


Question 1

What is the selling price of a radio after its original price is reduced by 20 percent?

(1) The price before the reduction was $120.
(2) The price after the reduction is $24 less than the price before the reduction.

A
B
C
D
E


Question 2

If the ratio of integers a, b, and c is 1: 2 : 3, what is the value of a + b +c?

(1) c – a = 8
(2) b – a = 4

A
B
C
D
E


Question 3

A bag holds 3 gold rings, 7 silver rings, and 9 bronze rings. If John picks rings from the bag, does he pick more bronze than silver?

(1) John picks 15 rings
(2) John pick 3 gold rings

A
B
C
D
E


Question 4

A certain bread recipe calls for whole wheat flour, white flour, and oat flour in the ratio of 3 : 2 : 1, respectively. How many cups of oat flour are needed to make a loaf of bread?

(1) A total of 30 cups of whole wheat and white flour are needed to make 3 loaves of bread.
(2) Two more cups of whole wheat flour than white flour are needed for every loaf.

A
B
C
D
E


Question 5

How many cylindrical cans with a radius of 2 inches and a height of 6 inches can fit into a rectangular box?

(1) The volume of the box is 230 cubic inches.
(2) The length of the box is 3 inches


A
B
C
D
E


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