Find the parametrization for the circle with center at (-3,2) and with radius = 3

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

Having a hard time understanding this question (see attachment).

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?