Given: ΔP/ΔQ=0.25, so ΔQ/ΔP=1/0.25=4. Initial price P = 10, quantity Q = 100.
Price elasticity of demand = (ΔQ/ΔP)×(P/Q)
= 4×(10/100)
= 4×0.1=0.40
Since demand curve slopes downward, Ed=−0.40.
If ratio between the change in price & change in quantity demanded is 0.25. The consumer demands 100 units at an initial price of Rs 10 per unit.…
CUET UG 2023 — Economics Micro
2023mcqmedium
If ratio between the change in price & change in quantity demanded is 0.25. The consumer demands 100 units at an initial price of Rs 10 per unit. Calculate the price elasticity of demand.
Official previous-year question
Verified 13 Jul 2026.
Options
- A
(-) 0.025
- B
(-) 0.040
- C
(-) 0.40
- D
(-) 0.25
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