Question

You have a 3-litre bottle and a 5-litre bottle. How can you measure 4 litres of water by using 3L and 5L bottles? ​

Answer 1

ANSWER

Solution 1 :

• First, fill 3Lt bottle and pour 3 litres into 5Lt bottle.

• Again fill the 3Lt bottle. Now pour 2 litres into the 5Lt bottle until it becomes full.

• Now empty 5Lt bottle.

• Pour remaining 1 litre in 3Lt bottle into 5Lt bottle.

• Now again fill 3Lt bottle and pour 3 litres into 5Lt bottle.

• Now you have 4 litres in the 5Lt bottle. That’s it.

Solution 2 :

• First, fill the 5Lt bottle and pour 3 litres into 3Lt bottle.

• Empty 3Lt bottle

• Pour remaining 2 litres in 5Lt bottle into 3Lt bottle.

• Again fill the 5Lt bottle and pour 1 litre into 3 Lt bottle until it becomes full.

• Now you have 4 litres in the 5Lt bottle. That’s it.

✨ᴴᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ!! :)