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A seller sells 80 units when price is Rs...

A seller sells 80 units when price is Rs.4/unit. `P.e_(S)` is 2. How much quantity will the seller supply when price rises to Rs.5/unit ?

Text Solution

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`{:(" P 4"),(" P"_(1)" 5,"),(ulbar(Delta"P 1")):}" "{:("Q 80"),("Q"_(1)" "?),(ulbar(DeltaQ" ?")):}`
`P.e_(S)=(P)/(Q)xx(DeltaQ)/(DeltaP)" or "2=(4)/(80)xx(DeltaQ)/(1)`
`DeltaQ=40`
`DeltaQ=Q_(1)-Q" or "40=Q_(1)-80`
`Q_(1)=120`
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