Question

Show that any positive odd number can be written in the form 6q 6q+1

Answer 1

let 'a' be any positive integer and b=6

a =bq+r. 0<r<b

a =6q+r. 0<r<6

r=0,1,2,3,4,5

a=6q

a=6q+1

hence any positive odd number can be written in the form of 6q, 6q+1.