ACT Math Practice Problems
GDP of a country grows by 10% from 2007 to 2008 (with 2007 GDP as the base for calculating percentages) and 25% from 2008 to 2009 (with 2008 GDP as the base for calculating percentages). What is the GDP growth from 2007 to 2009 with the 2007 GDP taken as the base? (A) 35% (B) 37.5% (C) 40%[…]