SOLUTION: There are 120 deer in a forest. The population of the deer doubles every 5 years. How long would it take for the deer population to reach 3840? Options: 25 years 50 years 5

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Question 1180762: There are 120 deer in a forest. The population of the deer doubles every 5 years. How long would it take for the deer population to reach 3840?
Options:
25 years
50 years
5 years
35 years
Found 2 solutions by josgarithmetic, greenestamps:
Answer by josgarithmetic(39616) About Me  (Show Source):
Answer by greenestamps(13198) About Me  (Show Source):
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3840/120 = 32 = 2^5. The population doubled 5 times.

It takes 5 years for the population to double. Since the population doubled 5 times, the amount of time that passed was 5(5 years), or 25 years.