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GMAT Math practice - (5/36 questions - random)
GMAT practice questions. Once you complete the quiz you will see your score and explanation of the correct answer.
1.
Three years back, a father was 24 years older than his son. At present the father is 5 times as old as the son. How old will the son be three years from now?
A) 12 years
B) 6 years
C) 3 years
D) 9 years
E) 27 years
2.
How many 3 digit positive integers exist that when divided by 7 leave a remainder of 5?
A) 128
B) 142
C) 143
D) 141
E) 129
3.
What is the measure of the radius of the circle that circumscribes a triangle whose sides measure 9, 40 and 41?
A) 6
B) 4
C) 24.5
D) 20.5
E) 12.5
4.
Data Sufficiency :
Is y = 3?
(1) (y - 3)(x - 4) = 0
(2) (x - 4) = 0
A) Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked.
B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked.
C) BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked.
D) EACH statement ALONE is sufficient to answer the question asked.
E) Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
5.
If the mean of numbers 28, x, 42, 78 and 104 is 62, then what is the mean of 128, 255, 511, 1023 and x?
A) 395
B) 275
C) 355
D) 415
E) 365
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