gwd29 34

Kath1985

29-Q34:

A merchant discounted the sale price of a coat and the sale price of a sweater.Which of the two articles of clothing was discounted by the greater dollar amount?

(1)The percent discount on the coat was 2 percentage points greater than the percent discount on the sweater.

(2)Before the discounts, the sale price of the coat was $10 less than the sale price of the sweater.

答案E  請問黃色部分是指 c=1.02s 還是指c-s=2% ?