A store manager plans to sell a tennis racket for 160% more dollars than he paid the supplier if he paid as a player $90 how much will it cost to buy the racket

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

Ineed in figuring out this problem.