In a cinema there are 1200 tickets are sold if ticket price is rs15 .if price of ticket is increased by rs.5 then ticket sold will fall down by 20 . what is the demand function?
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Step-by-step explanation:In a cinema there are 1200 tickets are sold if ticket price is rs15 .if price of ticket is increased by rs.5 then ticket sold will fall down by 20 . what is the demand function?
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