Question

The ratio of tin and zinc in an alloy is 3:4.In 21 gm of alloy,find the quantity of tin and zinc

Answer 1

Quantity ofTin and Alloy in an alloy of 21g is as follows:

Tin:9g

Zinc:12g

Hope it helps

Answer 2

The quantity of tin=3/4+3*21gm=3/7*21=9 gm
The quantity of zinc = 4/4+3*21gm= 4/7*21 Gm =12 Gm
We can solve this by this formula =share of a/share of a + share of b* given quantity