In a certain orchestra, each musician plays exactly one instrument. If 15 of the musicians play brass instruments, and the number of musicians playing wind instruments is23 greater than the number of musicians playing brass instruments, what fraction of the musicians in the orchestra play neither brass nor wind instruments?
A.15
B.25
C.715
D.815
E.23
我的答案:
In a certain orchestra, each musician plays exactly one instrument. If fff\(\frac{1}{5}\)/fff of the musicians play brass instruments, and the number of musicians playing wind instruments isfff\(\frac{2}{3}\)/fff greater than the number of musicians playing brass instruments, what fraction of the musicians in the orchestra play neither brass nor wind instruments?