A student practicing for a track meet ran 250 m in 30 seconds. What was her average speed?
A. 8.3 m/s
B. 9 m/s
C. 10 m/s
D. 12 m/s

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

Find the domain of the following expression: 1/(√x)-2

What is the radical expression that is equivalent to the expression 27 1 over 5?