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Table 6.2 A P QS % change in P % change in QS Es 36.2 82 F K 30.6 74 B G 26.1 62 H M 20.2 53 D 1 N 16.9 41 Refer to Table 6.2. As price rises from 16.9 to 20.2 and using the mid-point formula, what is the value of D7 (note: if the percentage change is positive then input the number as positive, if it is negative then input the number as negative. If the answer is 10% input your answer a 10, and so on.). O ZUR E J