(i really need )

a bus company charges a fixed amount plus a fee based on the distance traveled. the cost chart for the company is shown: cost chart distance traveled (miles) (x) cost (dollars) (y) 0 4 1 9 2 14 what is the fixed amount charged? $4 $5 $10 $12

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?

Manuela solved the equation below. what is the solution to manuela’s equation?

Adam is building a deck in his backyard around a tree. the deck is in the shape of a regular octagon. in the center of the deck, there is a hole for the tree. if a = 10.9 ft, s = 9 ft, and the diameter of the hole is equal to 7 ft, find the area of the deck to the nearest tenth of a square foot. (use 3.14 as an approximation of pi.)