Jamal ran 8 kilometers, sprinted 500 meters, and climbed bleachers for a distance of 1.5 kilometers during track practice. how many meters, in total, did he travel during practice?

What is the first step of an indirect proof of a number that is divisible by two

Is a positive integer raised to a negative power always positive

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?