EXPLANATION
Let's see the facts:
Leo ---> 5 1/2 pizzas
He wants to divide by 2
Representing 5 1/2 as a fractional number:
5 1/2 = 11/2
So, dividing both numbers give us:
Now, turning 11/4 as a mixed number:
11/4 = 2 3/4
So, each person will get 2 and 3/4 pizzas.