Answer:
11.25 pizzas
Step-by-step explanation:
We are given that:
There are 30 friends total
Each eat 3 slices
1 pizza has 8 slices
So, with the given information, you can know that
Number of slices pizza that all 30 friends eat = 30*3 = 90 slices
Each pizza have 8 slices so we need 90 slices so we need in total of:
Number of pizzas need = 90/8 = 11.25 pizzas
Hope this help you :3