
Question
2
:
An alloy contains zinc, copper and tin in the ratio 2:3:1 and another contains copper, tin and lead in the ratio 5:4:3. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kg in new alloy will be:
1. 1/2 kg 2. 1/8 kg 3. 3/14 kg 4. 7/9 kg
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Question
10
:
Weights of two friends Ram and Shyam are in the ratio 4:5. Ram's weight increased 10% and total weight of Ram and Shyam become 82.8 kg, with an increases of 15%. By what percent did the weight of Shyam increase?
1. 19% 2. 10% 3. 21% 4. 16%
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