The record for the boston marathon's weelchair division is 1 hour, 18 minutes, and 27 seconds. the boston marathon is 26.2 miles long. what's the average speed of the record winner of the weelchair division? at this rate about how long would it take this competitor to complete a 30-mile race?

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

What is the measure of ba (the minor arc) in the diagram below?