Mathematics
JaynaMiernik
2016-05-01 17:37:27
The formula below gives T the approximate time in years it takes a population to double if the annual growth rate is r percent
ANSWERS
karthu
2016-05-01 20:22:08

T =70/r, where T is the number of years needed to double the population (or the capital, or any other thing) at the rate r (r , rate of growth)  T = 710/4.6 = 15.21 T ≈ 15 years

ADD ANSWER