arithmetic - the ratio between the present ages of pranupa and gayathri is 5 7 respectively if the difference between gayathris present age and pranupas age after 6 years is 2 what is the total of pranupas and gayathris present ages - skillgun

Let the present ages of Pranupa and Gayathri be 5x years and 7x years respectively.
Then 7x-(5x+6)=2 or 2x=8 or x=4.
Required sum = 5x+7x =12x =12×4 = 48 years.