The table shows the cost (in cents) of producing and distributing each coin for two years.

Quarter- 4.38 in 2000, 9.78 in 2007
Dime- 1.92 in 2000, 4.09 in 2007
Nickel- 3.16 in 2000, 9.53 in 2007
Penny- 0.82 in 2000, 1.67 in 2007

Part A) Which coins costs less to make than they are worth? Which coins cost more than they are worth?
Part B) How much more does it cost to produce 50 of each coin in 2007 than in 2000?

Plz help!!! Due tomorrow!!