Part E In part E, you'll use your answers from parts B, C, and D to find the average density of each type of penny. Recall that density is mass divided by volume: D = . Question 1 Calculate the average density of a penny (in g/mL) made before 1982. Show your work.
pre 1982 3.427/0.35 =
post 1982 2.505g/0.35 =
