[計量] 請教高手兩題新東方資充
15. On a certain day it took Bill three times as long to drive from home to
work as it took Sue to drive from home to work. How many kilometers did Bill
drive from home to work?
(1) Sue drove 10 kilometers from home to work, and the ratio of distance
driven from home to work time to drive from home to work was the same for
Bill and Sue that day.
(2) The ratio of distance driven from home to work time to drive from home to
work for Sue that day was 64 kilometers per hour.
這題我連 the ratio of distance driven from home to work time to .....
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
都看不太懂題目
17. At a certain university, if 50 percent of the people who inquire about
admission policies actually submit applications for admission, what percent
of those who submit applications for admission enroll in classes at the
university?
(1) Fifteen percent of those who submit applications for admission are
accepted at the university.
(2) Eighty percent of those who are accepted send a deposit to the university.
這題是不是有陷阱啊？又是有詢問的、有記申請的、有被接受的、有交保證金的、
有登記入學的
煩請版上高手幫我解答，謝謝。
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