Tell whether x and y are proportional, X2
4
6
y 10 20 30 40
o yes
O no

I have to explain can someone help pls

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62