Jacob is 20 years old. mathew is 10 years old. they work 120 minutes altogether. how many minutes does each boy work?

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?

Which angle is the smallest? also give me an explanation so i can complete it to other questions as well, : )