When the price of candy bars decreased from $0.50 to $0.40, the quantity demanded changed from 10,000 per day to 12,000 per day. In this price range, the price-elasticity coefficient (based on the midpoint formula)for candy bars is
A)1.
B)2.
C)1.22.
D)0.82.

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The Answer of When the price of candy bars decreased from $0.50 to $0.40, the quantity demanded changed from 10,000 per day to 12,000 per day. In this price range, the price-elasticity coefficient (based on the midpoint formula)for candy bars is
A)1.
B)2.
C)1.22.
D)0.82.

When the Price of Candy Bars Decreased from $0