Determine the eccentricity, the type of conic, and the directrix for r= 9 /5+6 cos theta

Kayla has a $500 budget for the school party.she paid $150 for the decorations.food will cost $5.50 per student. what inequality represents the number of students,s, that can attend the party?

15/16 as a decimal rounded to the nearest hundredth

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9