Question

please find the answer​

Answer 1

Answer:

let the greatest number is x

then the number before it will be x-1

and the smallest number will be=x -2

a.q. x+x-1+x-2=18 (because the average of 3 numbers is 6)

= 3x-3= 18

= 3x= 18+3

=3x= 21

=x=7