Peak

Uphill leads 2 paths and 1 lift.

a) How many options back and forth are there?
b) How many options to get there and back by not same path are there?
c) How many options back and forth are there that we go at least once a lift?

Result

a) n =  9
b) n =  6
c) n =  5

Solution:

Solution in text a) n =
Solution in text b) n =
Solution in text c) n =







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To solve this example are needed these knowledge from mathematics:

Would you like to compute count of combinations? See also our variations calculator. See also our permutations calculator.

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