Today, Mark invested $5,000 into an account that guarantees 7.50% p.a., compounded monthly and Mado


Today, Mark invested $5,000 into an statement that guarantees 7.50% p.a., compounded monthly and Madonna invested $5,000 into statement guaranteeing 8.125% p.a., compounded quarterly. How covet achieve it catch (in years) for the compute of Madonna's siege to be three times as fur as Mark's?