One is 5.25 unless u round down and two is 66.0
Answer: There are 80 students.
Step-by-step explanation: 20x4=80
3x4=12
12+80=92
180 but i dont know if thats exactly right my friend
just told me so its probably not even right
Answer:
Top left
Step-by-step explanation:
We can plug in the y intercept to find which graph has the correct one.
x = 0 is y intercept
Thus

At this point we known the y intercept is -3 so both graph in the left is considerable.
Notice that the base is the negative, thus the graph would goes down. Therefore the top left would be correct.
1/3(1/2)8(6)(10)=80
Your welcome