In an alloy of copper and tin, there is 85% of copper. How much of this alloy do you need in order to get 1 13/32 lb of tin?

Question

Mathematics

Cooper Waller

3 March, 19:01

In an alloy of copper and tin, there is 85% of copper. How much of this alloy do you need in order to get 1 13/32 lb of tin?

+5

Answers (1)

Know the Answer?

Barnes · Answer 1

The solution for this question to determine how much of this alloy do you need in order to get 1 13/32 lb of tin. If the alloy is 85% copper, then it is 15% tin. So:

15n/100 = 45/32

4500 = 480n

n = 9.375 lbs. of the alloy to get 1.40625 lbs of tin.