1.

A shopkeeper bought 30 kg. of rice at the rate of Rs.70 per kg. and 20 kg. of rice at the rate of Rs.70.75 per kg.. If he mixed the two brand of rice and sold the mixture at Rs.80.50 per kg. his gain is :

A. Rs.525
B. Rs.450
C. Rs.510
D. Rs.485
Answer» D. Rs.485


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