A bus travelled on a level road for 5 hours at an average speed of 20 mpg faster than it travelled on a winding road. The time spent on the winding road was 3 hours. Find the average speed on the level road if the entire trip was 396 miles.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Which of the following transformations will always produce a congruent figure?

Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =