题目内容
买同样一件玩具,小红用去所带钱的
,小华用去所带钱的
.小红和小华所带钱数的比是( )
| 2 |
| 3 |
| 3 |
| 5 |
| A.2:5 | B.10:9 | C.9:10 |
小红和小华所带钱数的比是:
(1÷
):(1÷
),
=
:
,
=9:10.
故选:C.
(1÷
| 2 |
| 3 |
| 3 |
| 5 |
=
| 3 |
| 2 |
| 5 |
| 3 |
=9:10.
故选:C.
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题目内容
| 2 |
| 3 |
| 3 |
| 5 |
| A.2:5 | B.10:9 | C.9:10 |
| 2 |
| 3 |
| 3 |
| 5 |
| 3 |
| 2 |
| 5 |
| 3 |