For the third marking period, Joey was reviewing his 7 test scores. On his report cart, He received a grade of a 90. While reviewing his scores, ye realized that he was missing one. He had the following test scores: 85, 90, 85, 95, 85, and 95. What’s Joey’s missing test score? Provide mathematical proof and reasoning for how you found the missing test score

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

Asphere has a diameter of 10 in. what is the volume of the sphere?

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?