#include <bits/stdc++.h>
using namespace std;
using ll = long long;

ll A,B,C,x,y,z;
ll ternary_search(auto f){
    ll high = 110000;
    ll low = 1;
    while(1){
        ll m1 = low + (high-low)/3;
        ll m2 = low + (high-low)*2/3;
        if(f(m1)==f(m2))return f(m1);
        if(f(m1)>f(m2))low = m1;
        else high = m2;
        if(high-low<=2)return min({f(low),f(low+1),f(high)});
    }
}
int main(){
    ll TESTCASES; cin >> TESTCASES;
    while(TESTCASES--){
        cin >> A >> B >> C >> x >> y >> z;
        auto f = [&](ll t)-> ll {
            return 
            abs(A-t)*x +
            abs(B-t)*y +
            abs(C-t)*z;
        };
        cout << ternary_search(f) << '\n';
    }
    flush(cout);
}