The pie factory sells an apple pie with a diameter of 16 inches for $10.99. what is the approximate cost per square inch of surface area of the top of the pie? use 3.14 for p.
a. $.67
b. $.83
c. $.01
d. $.05

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?