Question

A mixture of Alcohol and Soda contains 35% of
Alcohol by volume. Then, 40 ml of Soda is added
to such a mixture of 100 ml. The percentage of
Alcohol in the new mixture is
(a) 30%
(b) 35%
(c) 25%
(d) 20%​

Answer 1

Answer:

30%35%25%20%=120% understood