Question

The sum of two consecutive multiples of 3 is 69.Find them.

Answer 1

Let first multiple of 3 be x

so next multiple of 3 must be x + 3

according to given condition ,

x + x+3 = 69

2 x = 69 - 3

2 x = 66

x = 33

so first multiple is 33

next multiple = 33 + 3

= 36