Robbie did a survey of four butterfly parks and wrote the following observations: butterfly park surveypark number of white butterflies total number of butterflies a 24 86 b 43 92 c 12 68 d 32 52 based on the survey, which park had the greatest percentage of white butterflies?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field