TCS Written Test Qs.(Quantitative Aptitude) :: Permutation and Combination - Discussion
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Six friends go to pizza corner there are 2 types of pizzas. And six different flavors are there they have to select 2 flavors from 6 flavors. In how many ways we can select?
DNone of these
Number of ways 2 flavors can be selected out of 6 flavors = 6c2 = 15
Number of ways pizza can be selected = 2 [there are 2 types of pizzas]
âˆ´ Number of ways to select a pizza = 2 Ã— 15 = 30 ways