题目内容
甲种纸3角钱买4张,乙种纸3张要4角钱,甲、乙两种纸单价的比是( )
| A.4:3 | B.3:4 | C.9:16 | D.16:9 |
(3÷4):(4÷3),
=
:
,
=9:16,
答:甲、乙两种纸单价的比是9:16.
故选:C.
=
| 3 |
| 4 |
| 4 |
| 3 |
=9:16,
答:甲、乙两种纸单价的比是9:16.
故选:C.
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题目内容
| A.4:3 | B.3:4 | C.9:16 | D.16:9 |
| 3 |
| 4 |
| 4 |
| 3 |