[求助]亲爱的们，帮忙看道数学题~~

gillcx

In each production lot for a certain toy, 25 percent of the toys are red and 75 percent of the toys are blue. Half the toys are size A and half are size B. If
10 out of a lot of 100 toys are red and size A, how many of the toys are blue and size B?
(A) 15 (B) 25 (C) 30 (D) 35 (E) 40

同志们，帮我说的具体点咯。。。发现连这种题目已经搞不清楚了咯。。。

pilipi

答案是选D吗？

10 red A

15 red B

35 blue B

画个图，自己比划一下就出来了

gillcx

嗯，思路通了，谢谢。。。

entheticism

开始也没弄明白总共多少个玩具，后来想想是100个。
题目给的不太明了。