Question

grant is thinking of two numbers.he says that one of the numbers is five times the other number and the sum of the number is 48

Answer 1

Let the two numbers be x and y.
x = 5y . . . (1)
x + y = 48 . . . (2)

Putting (1) into (2) gives
5y + y = 48
6y = 48
y = 48/6 = 8
x = 5(8) = 40