#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
#define int long long
const int maxn=2e5+5,mod=998244353,inf=0x3f3f3f3f;
const double eps=1e-10;
int t,n,m,p;
signed main(){
    scanf("%lld",&t);
    while(t--){
        scanf("%lld%lld%lld",&n,&m,&p);
        int res=(100-p)*m/100,cnt=0;
        while(n>=m){
            cnt+=n/m;
            n=n%m+n/m*res;
        }
        printf("%lld\n",cnt);
    }
    return 0;
}