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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.

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

A poultry farm has only chickens and pigs. When the manager of the poultry counted the heads of the stock in the farm, the number totaled up to 200. However, when the number of legs was counted, the number totaled up to 540. How many chickens were there in the farm?

	A) 70
	B) 120
	C) 60
	D) 130
	E) 80

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

How many diagonals does a 63-sided convex polygon have?

	A) 3780
	B) 1890
	C) 3843
	D) 3906
	E) 1953

If the ratio of the sum of the first 6 terms of a G.P. to the sum of the first 3 terms of the G.P. is 9, what is the common ratio of the G.P?

	A) 3
	B) 1/3
	C) 2
	D) 9
	E) 1/9


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