SAT, 21.01.2021 17:00 Sillydork7853

A hiker is going to hike a mountain where there are four trails to the top of the mountain. In how many different ways can he hike up and down the mountain?
If the hiker does not want to take the same trail both ways, in how many different ways can he hike up and down the mountain?

Answers: 3

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A hiker is going to hike a mountain where there are four trails to the top of the mountain. In how...

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A hiker is going to hike a mountain where there are four trails to the top of the mountain. In how many different ways can he hike up and down the mountain? If the hiker does not want to take the same trail both ways, in how many different ways can he hike up and down the mountain?

Answers

Another question on SAT

A hiker is going to hike a mountain where there are four trails to the top of the mountain. In how many different ways can he hike up and down the mountain?
If the hiker does not want to take the same trail both ways, in how many different ways can he hike up and down the mountain?