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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.
What is the equation of a circle of radius 6 units centered at (3, 2)?
A) x2 + y2 + 6x – 4y = 23
B) x2 + y2 - 6x + 4y = 23
C) x2 + y2 + 6x + 4y = 23
D) x2 + y2 - 6x – 4y = - 23
E) x2 + y2 - 6x – 4y = 23
2.
In the first 1000 natural numbers, how many integers exist such that they leave a remainder 4 when divided by 7, and a remainder 9 when divided by 11?
A) 11
B) 14
C) 12
D) 13
E) 10
3.
What is the radius of the incircle of the triangle whose sides measure 5, 12 and 13 units?
A) 2 units
B) 12 units
C) 6.5 units
D) 6 units
E) 7.5 units
4.
A cube of side 5cm is painted on all its side. If it is sliced into 1 cubic centimer cubes, how many 1 cubic centimeter cubes will have exactly one of their sides painted?
A) 9
B) 61
C) 98
D) 54
E) 64
5.
The average wages of a worker during a fortnight comprising 15 consecutive working days was $ 90 per day. During the first 7 days, his average wages was $ 87/day and the average wages during the last 7 days was $ 92 /day. What was his wage on the 8
th
day?
A) $ 83
B) $ 92
C) $ 90
D) $ 97
E) $ 104
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