let english = x farsis be y acc. question x=78y or x-78y=0--------------------1 eq also x+y=130 ------------------ 2 eq. from 1 and 2 x-78y=0 x+y=130 on substracting -79y= -130 y = 130/79 1.7 approx => x= 78*1.7 x= 132.6 hence english speaking= 132.6 farsis speaking = 1.7
