When the price of a product falls by 10%, the quantity demanded rises by 4%. Find the price elasticity of demand E.
Price elasticity of demand worksheet with answers
1.Easy
%ΔP = −10%%ΔQ = +4%
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 €2.00 to €3.00, weekly sales change from 100 to 40. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €2.00P2 = €3.00Q1 = 100Q2 = 40
E =
4.Medium
When the price of a ticket changes from €40.00 to €46.00, weekly sales change from 800 to 660. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €40.00P2 = €46.00Q1 = 800Q2 = 660
E =
5.Hard
The demand for a product is Q = 1500 − 25P, with P in euros. Find the price elasticity of demand E at a price of €36.
Q = 1500 − 25PP = €36
E =
6.Hard
The demand for a product is Q = 600 − 10P, with P in euros. At which price P is total revenue as large as possible?
Q = 600 − 10P
P = €
Answer key
- 1. E = −0.4
- 2. E = −0.6
- 3. E = −2.143
- 4. E = −1.374
- 5. E = −1.5
- 6. P = 30 €
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