What is the mean absolute deviation of the following set of data?
9
2
9
9
5
4.
9
1
4
10

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?