Students heights in inches were obtained as part of a study and a frequency distribution was constructed with the first class having a lower limit of 50 inches. the class widths are 6 inches. what is the frequency of the second class in the distribution? 51 51 54 56 56 57 59 61 61 62 65 69 70 70 71 71 72 73

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

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