Answer:
1. D
2. D
3. B
4. A
5. D
Step-by-step explanation:
hope it helps. :)
9514 1404 393
7.92 years
We want to find t such that ...
3 = 2^(t/5)
where 2^(t/5) is the annual multiplier when doubling time is 5 years.
Taking logs, we have ...
log(3) = (t/5)log(2)
t = 5·log(3)/log(2) ≈ 7.92 . . . years
It will take about 7.92 years for the population to triple.
hmmm
Please see the attached picture ! :D
-------- HappY LearninG <3 ----------
So it would be 49+(20)+8
= 77
