Question

The sum of three consecutive multiple of 9 is 189. Find the multiple

Answer 1

Step-by-step explanation:

As given,the three consecutive multiples of 7 will be of the form:

x, x + 7 and x + 14

Then according to the question,

x + x + 7+ x + 14 = 777

3x + 21 = 777

3x = 756

x = 756/3 = 252

Multiples are 252, 259, 266.