To get the other side of the lake,one can drive around it on lake road, go over the bridge or ride the ferry.how many different ways can one go across the lake and back?

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asked Apr 2, 2019 204k views

2 votes

To get the other side of the lake,one can drive around it on lake road, go over the bridge or ride the ferry.how many different ways can one go across the lake and back?

Mathematics
college

Vabada asked

by Vabada

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1 Answer

3 votes

1.road, road
2.road,bridge
3.road,ferry
4.bridge,bridge
5.bridge,road
6.bridge,ferry
7.ferry,bridge
8.ferry,road
9.ferry,ferry

Toby Collins answered Apr 7, 2019

by Toby Collins

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