Will you girls/guys friend me plz

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

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