题目内容
男生比女生多
,则女生比男生少
.______.
| 1 |
| 4 |
| 1 |
| 5 |
设女生的人数是1;
1×(1+
),
=1×
,
=
;
(
-1)÷
,
=
÷
,
=
.
故答案为:正确.
1×(1+
| 1 |
| 4 |
=1×
| 5 |
| 4 |
=
| 5 |
| 4 |
(
| 5 |
| 4 |
| 5 |
| 4 |
=
| 1 |
| 4 |
| 5 |
| 4 |
=
| 1 |
| 5 |
故答案为:正确.
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