Questions are based on the following data. In 1998 the ratio of the number of female temporary employees to the number of male

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问题 Questions are based on the following data.

In 1998 the ratio of the number of female temporary employees to the number of male temporary employees was 1 to x, where x>0. In terms of x, what was the number, in thousands, of female temporary employees in 1998?

选项 A、253(x-1)
B、253(x+1)
C、253/x
D、253/(x-1)
E、253/(x+1)

答案E

解析 根据题意,女性F:男性M=1:x,又根据左图,F+M=253。解得F=253/(1+x),故答案为E。
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