Martina is recording the percentages she earned on each quiz in her math class. Here are her results for the last 7 quizzes. 74, 64, 90, 74, 92, 68, 71
Find the range of the data set.

=___

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

What is the binomial expansion of (2x-3)^5

I’m still confused on how to work the percentages