Question

the present ages of three persons bin proportions 4;7:9 six years ago,the sum of their ages was
54​

Answer 1

Step-by-step explanation:

Let there present ages be 4x , 7x and 9x year

respectively .

Then , ( 4x-6 ) + ( 7x-6 ) + (9x-6) = 54

20x = 72

x = 72÷ 20

x = 3.6

I HOPE THIS SOLUTION IS HELPFUL FOR YOU.