Which scatterplot has a strong negitive relationship?

Which of the following options represents a quadratic function?

Which circle graph represents about 75%, 15%, 5%

Mode is?

 $f\left(x\right)=\left|x+7\right|$  

Find the slope of the line given 2x + 4y= 10

rewrite $\left|y\right|=\left|x\right|$  as two equations of 2 lines

The appliance store recently sold 3 washing machines, 1 dishwasher, 6 ovens, and 5 fridges. What is the experimental probability that the next item that the store sells will be a fridge? Simplify if possible.

You roll a 6 sided die. Probability you roll a 2 or odd? Simplify if possible.