Wednesday, 3 December 2014

Estimation: How many felt-tip pens in the pot?

How many felt-tip pens are in this pot?


Click here to see the answer.

8 comments:

  1. My estimate is 90. 20 is small. 150 is big.

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  2. A good question, especially since some pens look bigger than others - You are being tricky! I think 40 is too small and 70 is too big.

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    Replies
    1. Wow, as many as that?.. Some must be hiding!

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  3. 50 is too big and 20 is too small my estimate is 30.

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  4. I think 24 is too small and that 59 is too big my estimate is 45

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  5. The answer is 91 felt-tip pens

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