Jonathan operates an oil change and tune-up service. He charges 29.99 for 4 cylinder oil changes and 39.99 for 6-cylinder oil changes. He charges 75.00 for fuel system cleanings. Sales for the week included 10- 4 cylinder oil changes and 29- 6 cylinder oil changes. He completed 5 fuel system cleanings. How much did his service station make during the week?

How do you find principle and simple interest

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth