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When price of a good rises from Rs. 10 p...

When price of a good rises from Rs. 10 per unit, producer supplies 40 units more. P.`e_(s)` is 2. What is the quantity supplied before the price change ? Calculate.

Text Solution

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`{:(" P 8"),(" P"_(1)" 10"),(ulbar(DeltaP = 2)):}" "{:("Q "?),("Q"_(1)),(ulbar(DeltaQ" 40")):}`
`P.e_(S)=(P)/(Q)xx(DeltaQ)/(DeltaP)" or "2=(8)/(Q)xx(40)/(2)`
`4Q=320`
`Q=(320)/(4)=80` units
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