Как сделать цикл по кортежам?
a = (10, 20, 30)
b = [(5, 10, 15), (11, 12, 14)]
c = list()

for i, v in enumerate(b):
    c.insert(i, [])
    for x, y in zip(a, v):
        c[i].append(x * y)

print(c)
outp: [[50, 200, 450], [110, 240, 420]]
Оно?
a = (10, 20, 30)
b = [(5, 10, 15), (11, 12, 14)]
c = list()

for i, v in enumerate(b):
    c.insert(i, [])
    for x, y in zip(a, v):
        c[i].append(x * y)

print(c)
outp: [[50, 200, 450], [110, 240, 420]]
Оно?