Question

how can we find divisor when we have quotient ,remainder and dividend?

Answer 1

Yes wecan....
By multiplying quotient by dividend and adding remainder.
E.g. by dividing 13 by 2
            we get 6-quotient
                        2-dividend
                           1-remainder
13=6*2+1
     =13

Answer 2

We get the divisor by multiplying quotient and dividend and then adding the number.