antoriagriffinA4544 antoriagriffinA4544

28-01-2020
Mathematics

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There are three pairs of socks of three different types A, B, and C in a drawer. The goal is to pair these socks. If socks are pulled out two at a time and put back if not matching, what is the maximum number of times repeating this process until the socks are paired?

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anniwuanyanwu1 anniwuanyanwu1

28-01-2020

Answer:120

Step-by-step explanation:Total number of 3 pairs of socks=6

Socks pull in 2s n put back if not matching

P(n)=n!= 6!/3! =6×5×4×3×2/(3×2)

=120

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