SSC MTS 6 Aug 2019 Shift 2 Paper

Let the first and second number be 6x and 5x
The sum of two numbers = 77
⇒ 6x + 5x = 77
⇒ x = 7
⇒ The difference of two numbers = 6x – 5x = x = 7
∴ The difference of two numbers is 7.