Get the message. Math puzzle

How do you do mean absolute deviation

scores on a test have a mean of 67 and a standard devation of 10. michelle has a score of 87. convert michelle score to a z-score?

Sage and Tom started the month with the same number of talk minutes on their cell phones. Sage talked for 7 minutes with her dad. Tom talked for 4 minutes with a friend and 3 more minutes with his mom.

If I you have to mix a gallon of liquid solution 3 parts water and 1 part alcohol, how much alcohol do you mix in?

Which function equation is represented by the graph. a) f (x) = 50 (1.5) ^x B) f (x) = 50 (1.8) ^x. C) f (x) = 50 (2.8) ^x D) f (x) = 50 (2.25) ^x

Given: Quadrilateral ROSE is trapezoid with median If MN = 24 and RO = 30, then ES =

If the slope of line l is x, and the slope of line m is x+2, and l⊥ m, what is x?

120 calories in 2 servings; 360 calories in 6 serving

In 1986 and earthquake measuring 6.0 on the Richter scale hit the north east section of a state how many times as intense as a magnitude 3.0 earthquake was it?

How to write 65 million in expanded form