Approximately what percentage of the revenue in the year 2011, was the revenue in the year 2009?
80%
Percentage increase in the revenue in 2011, as compared to 2009.
= 16 + 7.5 + 16×7.5100 = 23.5 + 1.2 = 24.7
Required percentage = 100124.7 × 100 = 80% (approximately)