Saturday 20th December 2025
    Difficulty: Hard

    A trillion dollars (#1,128)

    Photo by <a href="https://unsplash.com/@kenziem?utm_source=unsplash&utm_medium=referral&utm_content=creditCopyText">Mackenzie Marco</a>
    Photo by Mackenzie Marco (Unsplash)

    Questions inspired by Elon Musk's recent pay award of one trillion dollars by the board of Tesla.

    1. How many countries in the world have a nominal GDP of over 1 trillion dollars?

    2. Elon Musk is 54 years old. How much would he have had to earn every day of his life to have one trillion dollars now?

    3. If one trillion dollar bills were stacked in a cube, what dimensions would the cube have?

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