In Mr. Johnson’s third and fourth period class, 30% of the students scored an A or higher on a quiz. If 15 students scored an A or higher, how many students are in Mr. Johnson’s third and fourth period classes.

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%