Mr. simpson tutored for students on monday nine students on tuesday 16 students on wednesday and 21 students on thursday if you continue the pattern how many students will be on friday

Pls i’m too dumb to know what i’m doing right now

Arectangle plot measure 20ft. by 30ft. a 3-ft.-wide sidewalk surrounds it.find the area of the sidewalk.

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.