The Consumer Price Index for Planet Econ Consists of Only

Multiple Choice

The consumer price index for Planet Econ consists of only two items: books and hamburgers.In 2011,the base year,the typical consumer purchased 10 books for $20 each and 200 hamburgers for $1 each.In 2012,the typical consumer purchased 12 books for $23 each and 300 hamburgers for $1.15 each.The consumer price index for 2012 on Planet Econ equals

A) 100.
B) 115.
C) 125.
D) 135.
E) 155.