This exercise provides information about data in a survey of students. The survey included 67 students who smoke and 307 who don't.

Find , the proportion who smoke.

Round your answer to three decimal places.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Can anyone me get through my algebra 2 class? the only class i need to graduate..