1. If the bank quotes interest of 12% per annum, and there are 52.15 weeks, how much interest do you earn on a deposit of $100,000 over 1 year?
2. If the bank quotes an interest rate of 6% per annum, what does a deposit of $100 in the bank come to after 1 year?
3. If the bank quotes a loan APR rate of 8% per annum, compounded monthly, and there are no fees, what do you have to pay back in 1 year if you borrow $100 from the bank?