I was asked to calculate these 4 questions, and tell the professor which deal I think is best and why. I dont know anything about cars, and dont know how to calculate the best deal ??

(1) Great Cars - Has offered a $3200 down payment on a car with a 6-year contract for $370 per month; all interest and finance changes are calculated in payment. (2) Best Auto - Requires a \$2,200 down payment on any automobile, witha \$470 monthly payineint for 5 yecars after finaning and interest rates are considered. (3) Copper Choppers - Suggests purchasing a top-of the line motorcycle with a 4700 down payment and a monthly payment, including interes and finance changes, of $85 for 2 years. 4) Happy Motors - Has offered a contruct of $570 monthly paynients for 4 years with a \$M00 down payment on a truck; all intcrest and finance charges are included