Rounding off a positive number to the next nearest multiple of 5

Question

I need to round of a number (the input is guaranteed to be an integer & is positive) to the next multiple of 5.

I tried this:

int round = ((grade         


        

Answer 1

int mod = grades[j] % 5;
int round = grades[j] - mod;
if (mod > 0) {
    round += 5;
}