Assume the Price of Salt Increased from $0

Multiple Choice

Assume the price of salt increased from $0.30 in 1985 to $0.50 in 1995.If we calculate the average rate of price increase for salt over this period,we could accurately say the

A) price of salt increased at about a 40 percent rate per year during this period.
B) price of salt increased at about a 20 percent rate per year during this period.
C) price of salt increased by about 20 percent total during this period.
D) price of salt increased at about a 5 percent rate per year during this period.
E) real price of salt definitely increased during the period.