SOLUTION: Harry bought 20 kg of rice at $18 per kg and 25 kg of rice at $ 16 per kg. He mixed the two varieties and sold the mixture at $ 19 per kg. Find his gain percent in the whole transa

Question 1009667: Harry bought 20 kg of rice at $18 per kg and 25 kg of rice at $ 16 per kg. He mixed the two varieties and sold the mixture at $ 19 per kg. Find his gain percent in the whole transaction.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Cost of the $18/kg rice:
Cost of the $16/kg rice:
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Let = the actual value of the mixture
of the 2 kinds of rice

----------------
He asks $19/kg, so he makes
Since he paid for the rice,

His % gain was 6.21%
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