ECONOMICS (CBSE/UGC NET)

ECONOMICS

ELASTICITY OF DEMAND

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The quantity demanded of a commodity falls by 5 units when its price rises by Re 1 per unit. If price elasticity of demand is (-) 1.5 Calculate the price before change if at this price quantity demanded was 60 units.
A
18
B
30
C
29
D
20
Explanation: 

Detailed explanation-1: -Here you can find the meaning of What will be the price elasticity it original price is Rs. 5, original quantity is 8 units and changed price is Rs. 6, changed quantity is 4 units:a)2.5b)2.0c)1.5d)1.0Correct answer is option ‘A’.

Detailed explanation-2: -The correct option is D. Extension of demand. When the price of the commodity falls, its demand expands which is technically termed as the extension of demand.

Detailed explanation-3: -Here, elasticity of demand is zero because is response to decrease in price of the commodity, the quantity demanded remains the same, i.e., 150 units. Was this answer helpful?

Detailed explanation-4: -Theory Of Consumer Behaviour When the price of a commodity falls by 2 per unit, its quantity demanded increases by 10 units. Its price elasticity of demand is (-)l. Calculate its quantity demanded at the price before change which was 10 per unit. Quantity demanded before change in price = 50 units.

There is 1 question to complete.