If a country’s national income increased from N1000 billion over a period of 2 years, what was the average annual rate of growth of national income over the period? by Sunday | Aug 1 | Economics WAEC | 0 comments A. 5% B. 15% C. 20% D. 100% Correct Answer: Option A – 5% Users Also Read These:The population of a town in 1975 was 210 000 but…What is the climate of a station with an annual…If the country's GNP in the current year is N50…The reserve of tar sands oil in place in…If bad debts are calculated at the rate of 1/20% of…