#include <bits/stdc++.h>
#define int long long
using namespace std;
void solve(){
    int a,b,c,x,y,z;cin>>a>>b>>c>>x>>y>>z;
    int l=0,r=1e5+10;
    auto calc_score=[&](int n)->int {
        int ret=0;
        ret+=x*(abs(n-a));
        ret+=y*(abs(n-b));
        ret+=z*(abs(n-c));
        return ret;
    };
    while(r-l>10){
        int c1=(r+2*l)/3,c2=(2*r+l)/3;
        int lft=calc_score(c1),rht=calc_score(c2);
        if(lft>rht){
            l=c1;
        }else{
            r=c2;
        }
    }
    int ans=1e18;
    for(int x=l;x<=r;x++){
        ans=min(ans,calc_score(x));
    }
    cout<<ans<<"\n";
}
signed  main(){
    int n;cin>>n;
    while(n--){
        solve();
    }
}