Question

In an alloy of gold and silver the ratio of the amount of gold to the amount of silver is 2:5. What is the weight of gold in the alloy, if there are 80g of silver?

Answer 1

Answer:

The ratio of the amount of gold to the amount of silver is 2:5.

To Find :

The weight of gold in the alloy, if there are 80 g of silver.

Solution :

Let, amount of gold is x.

So, the ratio of amount of gold and silver is :

x/80=2/5

x=32 g

Therefore, the weight of gold in the alloy is 32 g.