Rico can drive 2 times as fast as manuel can ride his bicycle. if it takes manuel 3 hours longer than rico to travel 42 miles, how fast can manuel ride his bicycle

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

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?