Help i have math homework and im real bad at it i got a B- last year so help

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)