Homework Help: math

Posted by jimmy on Wednesday, April 27, 2011 at 6:20pm.

a restaurant offered pizza with 3 types of crust and 7 different toppings. how many different types of pizzas could be offered. 7 toppings on each i came up with 21 but not sure

math - PsyDAG, Thursday, April 28, 2011 at 12:00pm
That is assuming that only one topping can be used on any pizza. If that is true, you are right.

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