When the price of a product falls by 15%, the quantity demanded rises by 12%. Find the price elasticity of demand E.
Price elasticity of demand worksheet with answers
1.Easy
%ΔP = −15%%ΔQ = +12%
E =
2.Easy
When the price of a product falls by 25%, the quantity demanded rises by 15%. Find the price elasticity of demand E.
%ΔP = −25%%ΔQ = +15%
E =
3.Medium
When the price of a ticket changes from €40.00 to €34.00, weekly sales change from 800 to 850. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €40.00P2 = €34.00Q1 = 800Q2 = 850
E =
4.Medium
When the price of a ticket changes from €12.00 to €10.00, weekly sales change from 200 to 240. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €12.00P2 = €10.00Q1 = 200Q2 = 240
E =
5.Hard
The demand for a product is Q = 1000 − 50P, with P in euros. At which price P is total revenue as large as possible?
Q = 1000 − 50P
P = €
6.Hard
The demand for a product is Q = 750 − 25P, with P in euros. At which price P is total revenue as large as possible?
Q = 750 − 25P
P = €
Answer key
- 1. E = −0.8
- 2. E = −0.6
- 3. E = −0.3737
- 4. E = −1
- 5. P = 10 €
- 6. P = 15 €
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