SOLUTION: There are 9 possible toppings for a pizza. Hector may choose 3 different toppings for his pizza. How many pizzas are possible?

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Question 453622: There are 9 possible toppings for a pizza. Hector may choose 3 different toppings for his pizza. How many pizzas are possible?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If he can choose the same one 3 times, say olives, olives & olives, it's 9*9*9 = 729.
If it's 3 different toppings, it's 9*8*7 = 504