In order to determine which is a cheaper fuel, a student collects the following data for gasoline

Question:

In order to determine which is a cheaper fuel, a student collects the following data for gasoline and diesel respectively. Price per gallon: $2.90 vs. $3.10; Heating value: 44 MJ/kg vs. 43.2 MJ/kg; Density: 740 kg/m3 vs. 820 kg/m3; 1 Gallon = 3.78 L; 1 L = 10-3 m3. Determine
(a) The price of gasoline in cents per MJ of heat release.
(b) The price of diesel per MJ of heat release.