If you spend two hours playing sports after [Afterschool
school, what percent of your day Is devoted sports]
to sports? Use 24 hours as the length of a
day.
About 2 percent
About 8 percent
About 20 percent
About 12 percent

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.