CLASS 12 -2017
CHAPTER ELASTICITY OF DEMAND
PRACTICE WORKSHEET
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Q1
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Define
price elasticity of demand
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Q2
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Give the formula for measuring
price elasticity of demand according to percentage method
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Q3
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What is meant by perfectly elastic
demand
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Q4
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When is demand for a good said to
be perfectly inelastic demand
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Q5
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Explain
a)
Price elasticity of demand is
a pure number
b)
Price elasticity of demand is
a negative number
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Q6
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If the price of salt and coffee
increases by the same proportion , will their quantity demanded also behave
in the same manner
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Q7
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Price elasticity of demand for 2
goods X and Y are zero and (-)1 respectively Which of the 2 good is more
elastic and why
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Q8
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A flatter demand curve is more
elastic than a steeper demand curve at the point of intersection
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Q9
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Perfectly inelastic demand curve
is parallel to y axis Why or Why not
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Q10
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The price elasticity of demand of a
commodity is (-)0.5 . At a price of Rs 10 per unit , total expenditure on it
is Rs 2000 . If the price reduced by 10 % Calculate demand at reduced price
Answer 105
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