Jose traveled to the town hall and back. the trip there took five hours and the trip back took four hours. he averaged 35 km/h on the return trip. find the average speed of the trip there.

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

Combine the information in the problem and the chart using the average balance method to solve the problem.