Select the best answer for the question. 12. The drawing shows a concrete walkway around a pool. What is the total area of the concrete?

A. 165 ft2
B. 150 ft2
C. 50 ft2
D. 65 ft2

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81