Free Practice Question
PS · Problem Solving
705-805
Mixture
A metal bar weighing 20 kilograms, consisting of tin and silver, has lost 2 kilograms of its weight when placed in water. If 10 kilograms of tin lose 1.375 kilograms in water and 5 kilograms of silver lose 0.375 kilograms in water, what is the proportion of tin to silver in the bar?
Answer Choices
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1/4
B
2/5
C
1/2
D
3/5
E
2/3
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Difficulty
705-805
Type
PS
Category