The area of a classroom space per student varies inversely with the number of students in the room. when there are 15 students in the room, each student has 20 sq ft of space.

how many square feet of space are available per student when there are 25 students in the classroom?

a. 60 sq ft
b. 33 sq ft
c. 12 sq ft
d. 20 sq ft

Measures of the angle of r, 31 s (x+4) t (3x+9)

Which ordered pair is a solution of the equation? y + 5 = 2(2+1) choose 1 answer ® only (5,10 ® only (-1,-5) © both (5, 10) and (-1,-5) 0 neither

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?