1. A store offers two payment plans. Under the installment plan, you pay 25% down and 25% of the purchase price in each of the next 3 years. If you pay the entire bill immediately, you can take a 10% discount from the purchase price (5 points).
   1. If you can borrow or lend at 6% interest rate which is the better deal?
   2. Ifthepaymentsonthe4-yearinstallmentplandonotstartforafullyear,whichplanisbetter?
   3. Especially for the second question!!! how to calculate if it not starts for a full year