Can you me with this question? what is 4% of 350?

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

Which expression gives you the distance between the points (5,1)and(9,-6)

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.