Two mechanics worked on a car. The first mechanic worked for 10 hours and the second mechanic worked for 5 hours. Together they charged a total of $825. What is the rate charged per hour by each mechanic if the sum of the two rates was $120 per hour?

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?