Question

A bag contains rs. 1,50p ,25p coins in the ratio1:2:3.if total value is rs.30

Answer 1

Let 50 paisa coin=0.50 rupee
Let 25 paisa coin =0.25 rupee
Let one rupee coin be x
Now,
(1*x)+(2x*0.5)+(3x*0.25)=30
1x+1x+0.75x=30
2.75x=30
X=10.90909090

So 1 rupee=10
50 paisa=20
0.25 paisa=40