Wednesday, April 4, 2018

Numbers On An Island Of Puzzles


What was the challenge?

We need only 7 trips to send all digits across the river.

1. Send 2, 5, 9 (sum is 16).

2. Bring back the 9.

3. Send 3,4, 9 (sum is 16).

4. Bring back the 9.

5. Now send 1,7,8 (sum is 16).

6. Bring back the 1.

7. And finally send 1,6,9
(sum is 16).

Taking Numbers On An Island Of Puzzles - Maths Puzzles

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