Question

the ratio of copper and zinc in bronze is 13:7. then zinc present in 100kg of bronze is___

let me know this in full explanation​

Answer 1

Ratio of copper and zinc = 13 : 7

Let total units is 20 kg

So, in 20 kg of brass zinc will be 7 kg and copper is 13 kg

In 100 kg of brass zinc will be

⇒ 100 × (7/20)

⇒ 35 kg

∴ The zinc in 100 kg of brass is 35 kg