How many hours do u need sleep when u are a adult

If you are just building your payment history, how many points from a perfect score will you possibly miss?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.