I need to know the answer

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

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?