a 50 ml after - shave lotion at 30 % alcohol is mixed with 30 ml of pure water . what is the percentage of alcohol in the new solution ?
n0 = 50.0
n1 = 30.0
n2 = 30.0
t0 = n0 + n1
t1 = n0 * n1
t2 = t1 / 100.0
t3 = t2 / t0
answer = t3 * 100.0
print(answer)