The coed soccer team has four times as many bays on it as it has girls . we say ratio of the number of boys to the number of girls on the team is 4: 1 . we read this as four to one

(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.