Question 107120
C) 318.5*100/116.3=273.86% change in 20 years.
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A) 318.5/116.3*200=$547.72
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B) Let x be the price in 1970.
318.5x/116.3=200
318.5x=200*116.3
318.5x=23260
x=23260/318.5
x=$73.03
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Ed