A pizza shop is running a special on 3 topping pizzas. There are 12 toppings total to choose from. Each topping can be chosen at most once.
How many different 3 topping pizzas could be chosen?
A 220
B 1320
C 36
D 6

We have enough material to build a fence around a station that has a perimeter of 180 feet the width of the rectangular space must be 3 1/4 feet what must the length be

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?