Two numbers are in the ratio 1 : 2. If 7 is added to both, their ratio changes to 3 : 5. Find the greatest number.

x+7/2x+7 =3/5
5x+35 = 6x+21
35-21 = 6x-5x
x = 14
2x = 28
  • 0
What are you looking for?