Answer:
17 students per teacher, 9 students per tutor. You need 10 tutors if the school had 90 students.
Step-by-step explanation:
51 students divided by 3 teachers = 17 students per teacher.
45 students divided by 5 tutors = 9 students per teacher.
If there are 9 students per tutor 9 * 10 = 90 so ten tutors
Answer:
c
Step-by-step explanation:
Amount of gas in the car helps the car go and reach its destinations.
Height = 3 cubes
Width = 5 cubes
Depth = 4 cubes
Number of Cubes = 3*4*5 = 60
Each cube is .2 inches on each side
So, it's volume = 1 * .6 * .8 = .48 cubic inches
Double - Check
Each cube is .2*.2*.2 =
<span>
<span>
<span>
0.008
</span>
</span>
</span>
cubic inches
There are 60 cubes so the volume =
60 * .008 = .48 cubic inches CORRECT !!
16*X² +81
The answer is 3
(4x+9i)(4x−9i) = (4x+9i)*4x -9i((4x+9i)) = 16x2 +36i -36i -81i2 = 16x² -81(-1)
= 16x² +81
