Question

The sum of two numbers, one of which is one-third of the other, is 80.Find the smaller number.​

Answer 1

Step-by-step explanation:

let number be x & x/3

x/3 + x = 80

(x+3x)/3 = 80

4x = 80 × 3

4x = 240

x = 240/4

x = 60

bigger no. = x

= 60

smaller no. = x/3

= 60/3

=20