Multiple choice general knowledge math & puzzles

If one and a half hens lay one and a half eggs in one and a half days, how many eggs does one hen lay in one day? ------ Find the daily rate per hen:

  1. 3/3

  2. 1/3

  3. 2/3

  4. 4/3
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C Correct answer
Explanation

If 1.5 hens lay 1.5 eggs in 1.5 days, then 1.5 hens lay 1 egg per day (1.5 / 1.5). If 1.5 hens lay 1 egg per day, then 1 hen lays $1 / 1.5 = 2/3$ of an egg per day. Thus, the daily rate per hen is 2/3.

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