Angela and Jayden were at track practice. The track is 2/5 kilometers around.
· Angela ran 1 lap in 2 minutes.
· Jayden ran 3 laps in 5 minutes.
A. How many minutes does it take Angela to run 1 kilometer? What about Jayden?
B. How far does Angela run in one minute? What about Jayden?
C. Who is running faster? Explain your reasoning.

Acylinder has volume 45π and radius 3. what is it’s height?

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Acircle has a circumference of 7.850 units. what is its radius?