Question
20 kg of rice ‘A is purchased for Rs 6/kg
while 30 kg of rice ‘B’ is purchased for Rs 9/kg. If the mixture of the both types of rice is sold at Rs 10/kg, then find the profit/loss incurred to the seller.Solution
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Three boys can do a work in 15 days where as 6 girls can do in 12days. What will be the time taken to complete the same work by a teacher if the efficie...
A is thrice as efficient as B and can finish a piece of work in 32 days less than B. B can finish this work in how many days?
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