The answer to the Crossing the Bridge Problem:
Yes! They make it to the Staff Meeting by crossing the bridge in 17 minutes. Here is how:
Mme Christine & Mme Nona cross together (2 minutes)
Mme Christine goes back with the light (1 minute)
Mme Lichimo & Mme Lapierre cross together (10 minutes)
Mme Nona goes back with the light (2 minutes)
Mme Christine & Mme Nona cross together (2 minutes)
The total time to cross is 2 + 1 + 10 + 2 + 2 = 17 minutes
Yes! They make it to the Staff Meeting by crossing the bridge in 17 minutes. Here is how:
Mme Christine & Mme Nona cross together (2 minutes)
Mme Christine goes back with the light (1 minute)
Mme Lichimo & Mme Lapierre cross together (10 minutes)
Mme Nona goes back with the light (2 minutes)
Mme Christine & Mme Nona cross together (2 minutes)
The total time to cross is 2 + 1 + 10 + 2 + 2 = 17 minutes
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