def make_multiplier_of(n):
    def multiplier(x):
        return x*n
    return multiplier

# Multiplier of 3
times3 = make_multiplier_of(3)

# Multiplier of 5
times5 = make_multiplier_of(5)

# Output 27
print(times3(9))

# Output 15
print(times5(3))

# Output 30
print(times5(times3(2)))