First Sister and Mama cross. That takes 5 minutes.
That is faster than this method:
Sister returns. That takes 4 minutes.
Then Brother and Papa cross. That takes 10 minutes.
Mama returns. That takes 5 minutes.
Sister and Mama cross. That takes 5 minutes.
Total: 29 minutes
First Sister and Mama cross. That takes 5 minutes.
Sister returns. That takes 4 minutes.
Sister and Brother cross. That takes 10 minutes.
Sister returns. That takes 4 minutes.
Sister and Papa cross. That takes 8 minutes.
Total: 31 minutes
It looks like Minus had an official shut-out this week. No one came up with the correct solution?!!
Most potential feeders came up with Scenario #2, which had the family crossing in 31 minutes. But as we all know, 29 minutes beats out 31 minutes by a whooping 2 minutes.
Credit goes out to the would-be-chefs who sent Minus some very entertaining goat stories. We'll be sure to pass those to the Creative Writers' Guild.
Til' next week...