Question

an integer is multiply by2 and result is multiply by 5 then final result is

Answer 1

final result is 2/5 of that integer

Answer 2

Let the integer be y.
Then multiplying it by 2=2xy
                                     =2y
then multiplying it by 5=2yx5
                                    =10y
Therefore the result will be 10 times of the integer.