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Question
Choose the most appropriate option:
60 kg of an alloy X is mixed with 100 kg of an alloy Y. If alloy X has lead and tin in the ratio of 3:2 and alloy Y has tin and copper in the ratio of 1:4, then the amount of tin in the new alloy is
Options
53 kgs.
80 kgs.
44 kgs.
36 kgs.
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Solution
44 kgs.
Explanation:
The total amount of tin in alloy x and y
`=(2"x")/5+1/5"y"`
`=2/5xx60+1/5xx100`
= 24 + 20 = 44 kg
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