Please help as soon as possible this is for my FINAL EXAM! , this is easy but I forgot how to do it. Thanks If the width of the pool is represented by x, write a simplified expression that would represents the perimeter of the pool. Show your work.

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c