Value of Investment. Morris will start investing $1,510 a year in stocks. He feels he can average a 16% return. If he follows this plan, how much will he accumulate in 10 years? In 20 years? In 30 years? If he follows this plan, in 10 years he will accumulate $. (Round to the nearest dollar.) If he follows this plan, in 20years he will accumulate \$ . (Round to the nearest dollar.) If he follows this plan, in 30years he will accumulate $. (Round to the nearest dollar.)