A squirrel can run a short distance at a rate of 4 miles in 15 minutes. A fox can run a short distance at a rate of 21 miles in half an hour. Which
is faster, and how much faster in miles per hour?
A squirrel can run a short distance at a rate of 4 miles in 15 minutes.
A fox can run a short distance at a rate of 21 miles in half an hour. Which
is faster, and how much faster in miles per hour?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement

The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u. s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.