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数学
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甲数是乙数的
1
3
,而丙数是乙数的
3
4
,已知甲、乙、丙的和是114,求乙数.
人气:300 ℃ 时间:2019-08-21 14:38:28
解答
114÷(1+
1
3
+
3
4
),
=114
÷
25
12
,
=114×
12
25
,
=54.72;
答:乙数是54.72.
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