Tea and coffee problem

coffee = 0
tea = 0

while coffee < 100:
    multiple = 19*coffee - 6

    if multiple % 12 == 0:
        tea = 237 - multiple/12

        if tea < 100:
            print("Tea:", tea)
            print("Coffee:", coffee)
            print("Total:", 1.2*tea + 1.9*coffee)

    coffee += 1