题目内容
已知a×
=20,b÷
=20,那么a和b相比( )
| 2 |
| 3 |
| 2 |
| 3 |
| A.a>b | B.a=b | C.a<b |
a×
=20,则:
a=20÷
=30;
b÷
=20,则:
b=20×
=
;
30>
;即a>b;
故选:A.
| 2 |
| 3 |
a=20÷
| 2 |
| 3 |
b÷
| 2 |
| 3 |
b=20×
| 2 |
| 3 |
| 40 |
| 3 |
30>
| 40 |
| 3 |
故选:A.
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