A small pool is leaking water from a hole. After 2 ½ minutes, 3 ½ liters of water have leaked out. How many liters of water will leak in one minute?
At this rate, how many liters will have leaked out after 10 minutes?
If the pool has 42 liters of water in it, after how many minutes will be empty?

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.