Suppose customers in a hardware store are willing to buy N(p) boxes of nails at p dollars per box, as given by the following function. N(p) = 80-3p²; 1 sps4 a. Find the average rate of change of demand for a change in price from $2 to $3. boxes per dollar. The average rate of change of demand for a change in price from $2 to $3 is (Type an integer or a decimal.) b. Find the instantaneous rate of change of demand when the price is $2. The instantaneous rate of change of demand when the price is $2 is (Type an integer or a decimal.) c. Find the instantaneous rate of change of demand when the price is $3. The instantaneous rate of change of demand when the price is $3 is (Type an integer or a decimal.) boxes per dollar. boxes per dollar.

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