a piece of alloy weighing 80 grams consists of 60 grams copper the remaining is zinc, then the ratio of copper to alloy
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Submitted by iti on Fri, 01/24/2020 - 16:36
WORKSHOP CALCULATION AND SCIENCE
Monthly test (November-2015)
Time: 1:30 hours
Total marks: 50
1. A piece of alloy weighing 80grams consists of 60grams of copper and the remaining is zinc. The ratio of
copper to zinc is...
a) 3:2
b) 3:4
c) 3:1
d) 3:3
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