Question

In a mixture of 126 the ratio of water and milk is 2 is to 5 respectively how much water in litre must be added to make the ratio of water and milk as 2 is to 3 respectively

Answer 1

w:m=2:5=126

w=2x, m=5x

2x+5x=126

x=126/7=18

w=2*18=36, m=5*18=90

36+y/90=2/3

108+3y=180

y=72/3=24(ans)