Question

find three consecutive odd natural no. whose sum is 87

Answer 1

Let the no. Be x,x+1,x+2
X+x+1+x+2=87
3x+3=87
3x=87-3
3x=84
X=28
First no.= 28
Second no.= X+1= 28+1=29
Third no=x+2= 28+2= 30

Answer 2

$\huge\colorbox{green}{Answer}$

Let three consecutive odd natural numbers be x, x+2, x+4

A.T.Q.

x + x+2 + x+4 = 87

3x + 6 = 87

3x = 87 - 6

x = 27

Hence, three consecutive odd natural numbers are 27,29,31.