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Q17: In Town X, 64 percent of the population are employed, and 48 percent of the population are employed males. What percent of the employed people in Town X are females? A. 16% B. 25% C. 32% D. 40% E. 52%
偶怎么得16%?
Q18: Note: Figure not drawn to scale. The figure shows a square patio surrounded by a walkway of width x meters. If the area of the walkway is 132 square meters and the width of the patio is 5 meters greater than the width of the walkway, what is the area of the patio, in square meters? A. 56 B. 64 C. 68 D. 81 E. 100
图形即为一宽为X的边框.看着很简单的一道题,偶却怎么算也得不到答案的数字,请帮忙看看. |