question_answer

Direction: 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

A) 53kg         

B) 80kg

C) 36kg         

D) 44kg