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2025年8月国际A卷 · 第 11 题

2025年8月国际A卷 · 原库模块 1 · Q11 原库参考解析

An entomologist placed an initial population of 40 Tenebrio molitor, a type of beetle, into a habitat and monitored the population over time. When the number of Tenebrio molitor in the habitat reached 170% of the initial population, the entomologist moved 75% of the Tenebrio molitor to a second habitat. How many Tenebrio molitor did the entomologist move to the second habitat at this time?

支持整数、小数和分数;循环小数建议填写分数,不需要写单位。