Erin has 4 pieces of yarn that are 6 yards each. She uses 9 pieces of yarn that are each 2 feet long How much yarn does Sarah have left?​

The table shows the distance traveled over time while traveling at a constant speed.

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

(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.