A number is 50% less than X and another number is 20% less than X. Wh…

Let other two  numbers are  :-  Y & Z

50% = \(\frac{1}{2}\)  &  20% = \(\frac{1}{5}\)

Ratio of X  :  Y =  2  :  1

            X  : Z  =  5  :  4

Ratio of X : Y : Z = 10  :  5   :  8

Ratio of Y to Z is

Y  :   Z  = 5 : 8