题目内容
甲数是乙数的
,而丙数是乙数的
,已知甲、乙、丙的和是114,求乙数.
| 1 |
| 3 |
| 3 |
| 4 |
114÷(1+
+
),
=114÷
,
=114×
,
=54.72;
答:乙数是54.72.
| 1 |
| 3 |
| 3 |
| 4 |
=114÷
| 25 |
| 12 |
=114×
| 12 |
| 25 |
=54.72;
答:乙数是54.72.
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