It takes the 5 minutes for Superman to fly from Metropolis to Smallville. It takes Clark Kent 24 times as long. Write a numerical expression to describe the amount of time it takes Clark Kent to drive from Metropolis to Smallville.

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them