Compare the speed of the train to the speed of the car. how much less time would it be for lisa to travel 231 miles using the faster mode of transportation? show your work or explain how you determined your answer

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

Abc manufacturing has a policy that it will reject a shipment of parts from its supplier if inspectors find any defective parts in a random sample of 6 parts from the shipment. the supplier has been in business many years and has a long-term defective rate for parts of 6.2% what is the probability that a shipment will be rejected after a given sample of parts is checked?