Question

If you have 3 L and 5 L containers, you have to take only 4 L water. How you can?​

Answer 1

Answer:

Step1: Fill 5 litre jug.

Step2:Take out 3 litre from it by using empty 3 litre jug.

Step3:Now totally drain out the 3 litre jug.

Step4:Transfer the 2 litre from larger jug to smaller jug.

Now the larger Jug is empty and smaller jug has 1 litre free space.

Step5: Fill the 5 litre jug.

Step6:Transfer some litres from larger jug(5 litres) to smaller jug (2 litres) till it gets totally full.

Step7:Now the 5 litre jug is containing 4 litre because the 1 litres is transferred to the smaller jug.