Jessica is packing her bags for her vacation. She has 9 unique Fabergé eggs, but only 3 fit in her bag. How many different groups of 3 Fabergé eggs can she take ?

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asked Dec 18, 2019 165k views

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Adam Swinden · Answer 1 · 2019-12-24T11:41:05+0000

The number of different groups can be found by finding 9C3 (Using combinations)
We will find combinations from n = 9 to r = 3

Therefore, 9C3 = 9!/6!*3! = (9*8*7*6!)/(6!*3*2)
= 3*4*7
= 84 ways.

Jessica is packing her bags for her vacation. She has 9 unique Fabergé eggs, but only 3 fit in her bag. How many different groups of 3 Fabergé eggs can she take ?

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