2. Hrs Sanders bought a set of 80 stamps. She wanted to give all the stamps to her students 1 as a reward. She could give coml numbers of stamps to. O 3 2 or 3 students 2 or 6 students 2.45 or 8 students 2, 4, 8 or 9 students.​

(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.