Mathematics, 24.10.2019 17:43 jaejaeJae941

From 1970 to 1990, the consumer price index (cpi) increased from 38.8 to
130.7. if a jar of grape jelly cost $0.25 in 1970 and the price of grape jelly
increased at the same rate as the cpi from 1970 to 1990, approximately how
much did a jar of grape jelly cost in 1990?

Answers: 1

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From 1970 to 1990, the consumer price index (cpi) increased from 38.8 to
130.7. if a jar of gr...