[問題] PS FORM15 SEC3-Q18

[sam6521]

A rectangular parcel of land is divided into four lots,P,Q,R,andS,as shown above.If 25 percent of the entire parcel of land is plowed and this includes 20 percent of lot P, what percent of the plowed land is not in lot P?
(Q:40%,R:10%,P:30%,S:20%)

(A) 5%
(B) 6%
(C) 10%
(D) 76%
(E) 80%

[iven9]

20 percent of lot P=6%
6%/25%=24%
100%-24%=76%
故答案選(D)
請指教。