Which of the following values is closest to the standard deviation for the set of data shown below?
23, 64, 73, 47, 22, 46, 34, 48, 67, 89, 83, 12, 23, 44, 16

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Factor and solve to find roots x squared -x - 90 =0

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?