math
the current population of a threatened animal species is 1 million, but it is declining with a halflife of 20 years. how many animals will be left in 60 years?
asked by
JT

The answer will be 177,000
posted by Get Grammarly

nope. 60 years is 3 halflives, so 1/8 will remain.
posted by Steve

thank you that is also what i got. 125,000
posted by shelly

I also got 125,000
posted by Joe
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