The test scores on a mathematics test in a class are normally distributed with a mean of 82 and a standard deviation of 5. Robert earned a score of 87 on
that test.
Approximately what percentage of the class earned a higher score on the test than
Robert?

Perry angelo is planning to open a restaurant. he has the resources to produce and sell either hamburgers or pizzas. so he does some research and finds that the new location has a good demand for pizza. he hires cooks, wait staff, and an accounts person for his new pizzeria. he also arranges for materials such as pizza ingredients and pizza boxes. determine three factors affecting perry's cost of making pizza. write down the name of the factors and their instances in this scenario.