Kendra is buying an outfit that is on sale for 20% off. the original price of the outfit is $109.

what is the sale price?

Can someone answer this question for me

(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.

Find two numbers if their sum is 91 and the ratio is 6: 7?