the price elasticity of a commodity is 2 when its price falls from rs 10 to rs 8 per unit it quantity ​supplied falls by 500 units . calculate the quantity supllied at the new price 

ES =  (ΔQ/​Δ​P) * (P/Q)
2 = {(-500)/(-2)} * (10/Q)
2 = 2500/Q
Q = 2500/2 = 1250
Q1 = Q+​ΔQ = 1250-500 = 750 units

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