use proconio::input;

fn main() {
    input! {
        t: usize,
    }
    for _ in 0..t {
        solve();
    }
}

fn solve() {
    input! {
        (a, b, c): (u64, u64, u64),
        (x, y, z): (u64, u64, u64),
    }
    let ans = (a.abs_diff(b) * y + a.abs_diff(c) * z)
        .min(b.abs_diff(a) * x + b.abs_diff(c) * z)
        .min(c.abs_diff(a) * x + c.abs_diff(b) * y);
    println!("{}", ans);
}