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1976, the cost of a movie was $4. in 2012, it's $9. if the cpi for 1976 is 56, and 228 for 2012. how much is the cost of a 1976 movie in 2012? $16.29. $2.21. $10.29. $2.21.

User Gowansg
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$10.29 I'm not sure but hope I'm right
User JoakimB
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