Question

55 : 11 is equal to X :6

Answer 1

let 55:11 and x:6
be in proportion
55:11=5:1
so 6×5/1=x
x=30

Answer 2

Hi ,

If a : b = c : d then ad= bc

Now ,

55 : 11 = x : 6

11x = ( 55 × 6 )

x = ( 55 × 6 ) / 11

x = 5 × 6

x = 30

I hope this helps you.

:)