Hi internet population doubling each year from 1913 forward: 197M in 2013 Let n represent the number of years after 2013. P = 2^n(197M) doubled 1n 2014 (1 year after 2013) internet population to year 2020: (2013+7) P = 2^7(197M) (could double again in 2021) Wish You the Best in your Studies.