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For The Mathematically Inclined

Anil Saigal

Problem 1:

What number comes next
3, 4, 6, 9, 13, 18, 

Problen 2:

What is the 2021st number in the series above?


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Problems from M-12/31/20

Problem 1
January 1st, 2021 falls  on a Friday.  Which is the next year when January  1st will fall on Friday?

Problem 2
On 1st January, 2021 a puppy ways 11 pounds.  The puppy puts on 0.01 pounds of weight every 5 days until she reaches 20 pounds. After that she puts on 0.001 pounds ever 5 days when she reaches 30 pounds, 0.0001 pounds every 5 days when she reaches 40 pounds.  When will the puppy or rather the dog weigh 50 pounds? 

Congratulations Ramachandran Balakrishna.

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