5. len plans to invest money he has saved so that he can earn $100 interest in one year. he will deposit some of his money in an account that
pays 4%/year. he will use the rest of his money to buy a one-year gic that pays 5%/year.
a) write an equation for len's situation, anddraw a graph.
b) suppose that len buys a gic for $1500.
use your graph to determine how much
he would need to put in the account.
c) suppose that len deposits $2200 in the account. determine how much he would need for the gic.