import sys
input = sys.stdin.readline

def calc(target,A,B,C,x,y,z):
    return abs(A-target)*x+abs(B-target)*y+abs(C-target)*z

T=int(input())

for tests in range(T):
    A,B,C,x,y,z=map(int,input().split())

    ANS=1<<63

    for a in [A,B,C]:
        score=calc(a,A,B,C,x,y,z)
        ANS=min(ANS,score)

    print(ANS)