If necessary consult a list of formulas a A pizza parlor has

Last updated: 4/12/2023

If necessary consult a list of formulas a A pizza parlor has a choice of 11 toppings for its pizzas From these 11 toppings how many different 8 topping pizzas are possible b From a collection of 50 store customers 2 are to be chosen to receive a special gift How many groups of 2 customers are possible