#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll = long long;
using mint = modint998244353;
using vi = vector<int>;
using vvi = vector<vi>;
using vvvi = vector<vvi>;
using vll = vector<ll>;
using vvll = vector<vll>;
using vvvll = vector<vvll>;
using vmi = vector<mint>;
using vvmi = vector<vmi>;
using vvvmi = vector<vvmi>;
#define all(a) (a).begin(), (a).end()
#define rep2(i, m, n) for (int i = (m); i < (n); ++i)
#define rep(i, n) rep2(i, 0, n)
#define drep2(i, m, n) for (int i = (m)-1; i >= (n); --i)
#define drep(i, n) drep2(i, n, 0)
void solve(){
    vll a(3), b(3); rep(i, 3)cin >> a[i]; rep(j, 3)cin >> b[j];
    ll ans = 1e18;
    rep(i, 3){
        ll tmp = 0;
        rep(j, 3){
            if(i == j)continue;
            tmp += abs(a[j] - a[i])*b[j];
        }
        ans = min(ans, tmp);
    }
    cout << ans << endl;
}

int main(){

    int t; cin >> t;
    while(t--)solve();
    return 0;
}