Answer:
2/3
Reason:
Since there are 3 friends lets say we cut the pizza into thirds.
3/3 + 3/3 (since there are 2 pizzas) which is 6/3 = 2
each friend gets 2 slices of pizza since there are 6 slices in all.
which means 2/3 + 2/3 + 2/3. which is 6/3 together which is 2 whole pizzas.
