A marathon is 20 km. How many miles is the marathon? Show your work. Round your answer to the nearest tenth.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Arace is 10 kilometers long.markers will be placed at the beginning and end of the race course and at each 500 meter mark.how many markers are needed to mark the course for the race?