I need help

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x