Question

if x/y =4/5 then find the value of the ratio
4x-y/4x+y​

Answer 1

Answer:

x/y= 4/5

5x= 4y

so, x= 4y/5......(I)

then,

4x-y/4x+y= 16y/5-y/ 16y/5+y

= 11y/5÷ 21y/5

= 11y/5 × 5/21y= 11:21