The product of x and y, written in three different ways

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Find all the angles that satisfy the equation cos(θ)=32

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.