Question

you have two containers of volumes 5L and 3L. you have no measuring scale . your job is to obtain 4liters of water in 5 liters container .how do you do it​

Answer 1

Fill the 5 litre can from the tap

Empty the 5 litre can into the 3 litre can - leaving 2 litres in the 5 litre can.

Pour away the contents of the 3 litre can.

Fill the 3 litre can with the 2 litres from the 5 litre can - leaving 2 litres in the 3 litre can.

Fill the 5 litre can from the tap.

Fill the remaining 1 litre space in the 3 litre can from the 5 litre can.

Leaving 4 litres in the 5 litre can.

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