Question 1033555
 A pizza parlor has a choice of 9 toppings for its pizzas. From these 9 toppings, how many different 2 topping pizzas can be ordered? Assume that the order in which the toppings are listed does not matter. 
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Ans: 9C2 = (9*8)/(1*2) = 9*4 = 36
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Cheers,
Stan H.
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