In the following, solve two of the four puzzles for credit.   Extra credit for more than two!



 

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Solution to the Problem:

Here are some solutions:

#1


#2


#3


#4

Many thanks to Colin Bowey for providing the 4 diagrams

David Marks provided this solution:



Davit Banana pointed out that there are multiple solutions for several of the puzzles.


Correctly solved by:

1. Kamal Lohia (solved all four) ** Hisar, Haryana, India
2. Colin (Yowie) Bowey (solved all four) ** Beechworth, Victoria, Australia
3. Dr. Hari Kishan (solved all four) ** D.N. College,
Meerut, Uttar Pradesh, India
4. Davit Banana Istanbul, Turkey
5. Yatzil Fregoso Central High School,
Grand Junction, Colorado, USA
6. David Marks (solved all four) ** San Mateo, California, USA
7. Kelly Stubblefield (solved all four) ** Mobile, Alabama, USA
8. Bain Cameron (solved all four) ** Stem, North Carolina, USA

      ** extra credit