#include <bits/stdc++.h>
using namespace std;
long long p, q, b, t, g;
long long gcd(long long a, long long b) {
  if (a < b) swap(a, b);
  while (b != 0) {
    a %= b;
    swap(a, b);
  }
  return a;
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cin >> t;
  while (t--) {
    cin >> p >> q >> b;
    g = gcd(p, q);
    q /= g;
    while (true) {
      g = gcd(b, q);
      if (g == 1) break;
      while (q % g == 0) q /= g;
    }
    if (q == 1)
      cout << "Finite";
    else
      cout << "Infinite";
    cout << '\n';
  }
  return 0;
}
