题目内容
一件物品去年提价10%,今年又比去年降价10%,现在售价是去年提价前售价的( )
| A.110% | B.100% | C.99% | D.98% |
(1+10%)×(1-10%),
=110%×90%,
=99%;
答:现在售价是去年提价前售价的99%.
故选:C.
=110%×90%,
=99%;
答:现在售价是去年提价前售价的99%.
故选:C.
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题目内容
| A.110% | B.100% | C.99% | D.98% |