Question

You have a 3 gallon jug and 5 gallon jug, how do you measure out exactly 4 gallons?


Easiest for children below 5 to 10 years age.​

Answer 1

Answer:

Fill 5 gallon jug and empty in 3gallon jug. 2 gallon will be left in 5 gallon jug. Keep it aside. Repeat the same process. Again 2 gallon will be left. Now take the earlier obtained 2 gallon and mix with latest obtained 2 gallon. Exactly 4 gallon obtained.