#include <bits/stdc++.h>


using namespace std;

int main()
{
    int T;
    scanf("%d",&T);
    while(T--) {
        int n,m,p;
        scanf("%d %d %d",&n,&m,&p);
        int temp = m *(100-p)/100;
        int ans  = 0;
        while(n >= m) {
            ans+= n/m;
            n = n%m+n/m*temp;
        }
        printf("%d\n",ans);
    }
    return 0;
}