When the price of a product falls by 4%, the quantity demanded rises by 1.6%. Find the price elasticity of demand E.
Price elasticity of demand worksheet with answers
1.Easy
%ΔP = −4%%ΔQ = +1.6%
E =
2.Easy
When the price of a product falls by 10%, the quantity demanded rises by 2%. Find the price elasticity of demand E.
%ΔP = −10%%ΔQ = +2%
E =
3.Medium
When the price of a ticket changes from €40.00 to €38.00, weekly sales change from 800 to 850. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €40.00P2 = €38.00Q1 = 800Q2 = 850
E =
4.Medium
When the price of a ticket changes from €2.00 to €2.50, weekly sales change from 200 to 160. Use the midpoint (arc) method to find the price elasticity of demand E.
P1 = €2.00P2 = €2.50Q1 = 200Q2 = 160
E =
5.Hard
The demand for a product is Q = 2500 − 25P, with P in euros. At which price P is total revenue as large as possible?
Q = 2500 − 25P
P = €
6.Hard
The demand for a product is Q = 4000 − 50P, with P in euros. Find the price elasticity of demand E at a price of €60.
Q = 4000 − 50PP = €60
E =
Answer key
- 1. E = −0.4
- 2. E = −0.2
- 3. E = −1.182
- 4. E = −1
- 5. P = 50 €
- 6. E = −3
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