题目内容
甲、乙、丙三个数的比是3:1:2,已知这三个数的平均数是26,那么,甲是______,乙是______.
甲数是:
26×3×
,
=26×3×
,
=39,
乙数是:
26×3×
,
=26×3×
,
=13.
答:甲是39,乙是13.
故答案为:39,13.
26×3×
| 3 |
| 3+1+2 |
=26×3×
| 1 |
| 2 |
=39,
乙数是:
26×3×
| 1 |
| 3+1+2 |
=26×3×
| 1 |
| 6 |
=13.
答:甲是39,乙是13.
故答案为:39,13.
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