[求助]一道prep数学 ps

Justin12122

According to the directions on a can of frozen orange juice concentrate, 1 can of concentrate is to be mixed with 3 cans of water to make orange juice. How many 12-ounce cans of the concentrate are required to prepare 200 6-ounce servings of orange juice?

A. 25

B. 34

C. 50

D. 67

E. 100

Justin12122

好心人来解答阿，这个题目竟然没怎么看懂。。

zaryzhou

浓缩汁和水是1:3兑成橙汁的，问要多少个12盎司的浓缩汁罐头来制作成200份6盎司的橙汁。

6*200/(1+3)/12=25

Justin12122

多谢楼上，，原来是没有理解concentrate意思。。