What's 2+2 spent 1 hr 9 mins on this question so far, literally shaking and crying rn, will give first answer brainliest, no need for explanation as that would take too long

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3