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Puzzle Question:

How long would it take you to count 1 billion orally if you could count 200 every minute and were given a day off every four years?
Assume that you start counting on 1 January 2001.

Answer --

Solution of Puzzle:

9 Years, 187 Days, 5 Hours, 20 minutes
As you can count 200 per minute, to count 1 billion you require
= 1,000,000,000/200 minutes
= 5,000,000 minutes
= 83,333.3333 hours
= 3,472.2222 days
= 9.512937 years
= 9 Years, 187 Days, 5 Hours, 20 minutes

Toughness:

Intermediate