PLSSS HELP I WILLL GIVE YOU BRAINLIEST PLSSS HELP I WILLL GIVE YOU BRAINLIESTPLSSS HELP I WILLL GIVE YOU BRAINLIEST PLSSS HELP I WILLL GIVE YOU BRAINLIEST

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

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?