Explain how to calculate a unit rate such as 300 miles per hour 4 hour my brain is not working today i need help

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Me i'm timed right now! a. (0,-5)b. (0,-3)c. (0,3) d. (0,5)