Charlie decides he is going to have some friends over for pizza. He estimates that each friend will eat 3 pieces of pizza and knows that East Slide's large pizzas each have 8 slices. How many large pizzas does he need to order if he invites 9 friends? question a- how many large pizza does he need to order if he invited 9 friends. question b- what is the exact amount of slices that will be eaten compared to the whole