asked 124k views
4 votes
on an alien planet every alien has 6 legs. jack, one of the aliens, living there has one sock and one shoe for each of his 6 legs. in how many different orders can he put on his socks and shoes, assuming that on each leg, the sock must be put on before the shoe?

1 Answer

3 votes

To determine the number of different orders Jack can put on his socks and shoes, given that he must put on the sock before the shoe for each of his 6 legs, we can use permutations.

Permutations are used when the order of arranging objects matters. In this case, there are 6 legs, and for each leg, Jack has to put on a sock and then a shoe. So, we have 2 actions (putting on a sock and putting on a shoe) for each leg.

The total number of permutations is calculated as 2 * 2 * 2 * 2 * 2 * 2, where each "2" represents the two possible orders (sock first or shoe first) for each leg.

2 * 2 * 2 * 2 * 2 * 2 = 2^6 = 64

So, there are 64 different orders in which Jack can put on his socks and shoes for his 6 legs, following the rule that the sock must be put on before the shoe for each leg.

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