What would be the number of internet users in the year 2007 if the increase in the user base, was 75% of the previous year’s increase?
(b) Increase in internet usage for the year 2007 is 0.75 × (38.4 - 24) = 10.8 million.
The total users of the internet for the year 2007 is 38.4 + 10.8 = 49.2 million.