题目内容
甲乙两数的和是36,其中甲数是乙数的80%,甲数是( )
| A.16 | B.20 | C.18 | D.无答案 |
36÷(1+80%)×80%,
=36÷1.8×0.8,
=20×0.8,
=16;
答:甲数是16.
故选:A.
=36÷1.8×0.8,
=20×0.8,
=16;
答:甲数是16.
故选:A.
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题目内容
| A.16 | B.20 | C.18 | D.无答案 |