1.

The ratio of copper and nickel by weight in the two alloys X and Y are 2:7 and 5:4. How many kilogram of the alloy X and Y are required to make 42 kg of new alloy Z in Which the ratio of copper and nickel is same?

Answer»

6 KG and 36 kg
10 kg and 32 kg
7 kg and 35 kg
None of these

Answer :C


Discussion

No Comment Found