Question

1. The sum of two numbers is 120 and their
difference is 30. Find the numbers.
12.​

Answer 1

Step-by-step explanation:

Given that sum of two no. is 120 and difference is 30

Let the two nos. are a and b.

a+b = 120...........(i)

(+) a-b = 30............(ii)

2a = 150

=>a = 75

So ,b is 120- 75 = 45

:. The nos. are 75 and 45.