Mark scored an 88 on his first test, an 84 on his second test, a 94 on his third test, and an 86 on his fourth test.
What is Marks Average test score for all 4 tests?

Find the x coordinate of the point.

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]