It takes you 4 hours to driving 180 miles .explain how to use mental math to find your average speed .then, explain how your method is related to the formula d=rt

Select the correct answer. employee earnings per month($) 1 1,200 2 2,600 3 1,800 4 1,450 5 3,500 6 2,800 7 12,500 8 3,200 which measure of spread is best for the data in the table? a. range b. quartiles c. interquartile range d. mean absolute deviation