Bro help me figure this out please

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

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

If the scale factor between two circles is 2x/5y what is the ratio of their areas?