An arts academy requires there to be 3 teachers for every 57 students and 4 for every 36 . How many students does the academy have per teacher? Per tutor? How many tutors does the academy need if it has 108 student?

-4, -2, 1, 4

step-by-step explanation:

domain = x values

range = y values

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.