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12 August, 17:25

In how many ways can you

select a group of 6 friends to

invite over from a group of

22 friends?

+2
Answers (2)
  1. 12 August, 20:19
    0
    Answer:74613

    Step-by-step explanation:

    n!/r! (n-r) !

    22!/6! (22-6) !

    =74613
  2. 12 August, 20:40
    0
    3 r 4

    Step-by-step explanation:

    22/6 = 3.6 recurring so we round down (3.6 → 3)

    so 3 remainder 4.

    The remainder means left-overs known as 'r'.
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