A spelunkers starts his journey at -500 feet and ends up at -100 feet. What is his change in elevation?

Find x to the nearest hundredth place

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.