Fred works for Dell Computers, he makes a monthly salary of $2500. He also receives a commission of 20% of his monthly sales. How much does Fred make in a month if he sells $5000 of computers?

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Find the values of the variables in the kite

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?