Use this demand function to answer items 31-35: Qd = 400 2013 40P, 31. Find for the quantity demanded if the price is Php 5.00., 32. Find for the quantity demanded if the price is Php 6.50., 33. Find for the quantity demanded if the price is Php 7.00., 34. Find for the quantity demanded if the price is Php 7.50., 35. Find for the quantity demanded if the price is Php 8.00.

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Use this demand function to answer items 31-35: Qd = 400 – 40P


31. Find for the quantity demanded if the price is Php 5.00.
32. Find for the quantity demanded if the price is Php 6.50.
33. Find for the quantity demanded if the price is Php 7.00.
34. Find for the quantity demanded if the price is Php 7.50.
35. Find for the quantity demanded if the price is Php 8.00.

Answer:

31. 200

32. 140

33. 120

34. 100

35. 80

Explanation:

31. Qd=400-40(5)

Qd=400-200

Qd= 200

32. Qd=400-40(6.50)

Qd=400-260

Qd= 140

33. Qd=400-40(7)

Qd=400-280

Qd= 120

34. Qd=400-40(7.50)

Qd=400-300

Qd= 100

35. Qd=400-40(8)

Qd=400-320

Qd= 80

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