Basic Numeracy/Quantitative Aptitude

88. A jar contains only red and blue marbles. The ratio of the number of red marbles to the number of blue marbles is 5:3. What percent of the marbles are blue?

	(a) 37.5%
	(b) 50%
	(c) 60%
	(d) 62.5%

89. In the figure below, four semicircles are drawn, each centered at the midpoint of one of the sides of square ABCD. Each of the four shaded “petals” is the intersection of two of the semicircles. If AB = 4, what is the total area of the shaded region?

	(a) 8
	(b) 32 – 8
	(c) 16 – 8
	(d) 8 – 16c

90. In the figure below, diagonal EG of square EFGH is one-half of diagonal AD of square ABCD. What is the ratio of the area of the shaded region to the area of ABCD?

	(a)
	(b) 3:4
	(c)
	(d) 1:2

91. Jim receives a commission of 25˘ for every $20.00 worth of merchandise he sells. What percent is his commission?

	(a) 1 1/4 %
	(b) 2 1/2 %
	(c) 5 %
	(d) 25 %

92. From 1990 to 2000, Michael’s weight increased by 25%. If his weight was W kilograms in 2000, what was it in 1990?

	(a) 1.75 W
	(b) 1.25 W
	(c) 1.20 W
	(d) 0.80 W

TOTAL

Detailed Solution

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