数学题:外婆家养了好多鸡,这些鸡都下蛋了呢
- 时间:2020-05-13 15:00:54
- 分类:数学世界
- 阅读:136 次
数学题:外婆家养了好多鸡,这些鸡都下蛋了呢!瞧,小明和外婆正往篮子里捡鸡蛋,前6分钟,每2秒钟放进一个鸡蛋,后6分钟,每3秒钟放进4个鸡蛋,12分钟后,篮子装满了。你知道篮子里最后有多少个鸡蛋吗?
数学题解答:先分别算出前6分钟捡的鸡蛋和后6分钟捡的鸡蛋,最后加起来。
6×60÷2×1+6×60÷3×4=180+480=660(个)
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