1.

The price of pulitre. A shopkeeper adulterates it withsome other types of oils at 50 per litre.He sells the mixture at the rate of 96 perlitre so as to gain 20 % on the wholetransaction. The ratio in which he mixed thetwo oils is:re mustard oil is100 per

Answer»

Let pure oil = x litres and

other oil = y litres

Profit=20%

Cost of pure oil is Rs. 100x and

Cost of other oil is Rs. 50y.

Total Cost price (CP) = Rs. (100x + 50y)

Now, the shopkeeper sellmixture = (x+y) litres of adulterated oil at the rate of 96 Rs/litres.

Total Sale Price (SP) = 96(x+y) = 96 x + 96y

Profit = SP-CP = [96x+96y] - [100x+50y] = 46y-4x



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