Of 150 mice alive at the start of September, 120 are still alive at the start of October.What was the mortality rate during the month of September?

Name: Of 150 mice alive at the start of September, 120 are still alive at the start of October.What was the mortality rate during the month of September?
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Question

Quizplus · Accepted Answer

The mortality rate is calculated by dividing the number of deaths by the initial population. Here, 150 - 120 = 30 mice died. So, the mortality rate is 30/150 = 0.20.

Of 150 Mice Alive at the Start of September, 120