作者yyiitt1003 (小眼鋼牙妹)
看板GMAT
標題[問題] gdw23
時間Fri Oct 24 03:45:46 2008
the charge for a single room at Hotel P is 25% less than the charge
at Hotel R and 10% less than the charge for a single room at Hotel G.
the charge for a single room at R is what percent greater than the charge
for a single room at G?
A. 15% B.20% C.40% D.50% E.150%
?甚麼答案不是A而是B?
請高手解惑了,謝謝.
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推 cc02:P=0.75R=0.9G => 5R=6G =>R=1.2G 10/24 03:55
→ yyiitt1003:謝謝解答 10/24 16:50