A shop sells 200 units at Rs 50 each. Price rises to Rs 60 and sales fall to 160. What is the demand elasticity magnitude?
- Exactly 0.5
- Exactly 1
- Exactly 2
- Exactly 4
Show answer and solution
Correct answer: B. Exactly 1
Price rose 20% and quantity fell 20%, so elasticity has magnitude 1, which is unitary.