How Many Quarters Would Have To Be Stacked To Reach 575 Ft, The Height Of The Washington Monument?

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The U.S. quarter has a mass of 5.67 g and is approximately 1.55 mm thick. How many quarters would have to be stacked to reach 575 ft, the height of the Washington Monument?

Answer: 1.13 x 10^5 quarters.

Explanation

  1. Begin with the height in feet.
  2. Use a conversion factor to convert feet into inches.
  3. Use a conversion factor to convert inches into centimeters.
  4. Use a conversion factor to convert centimeters into meters.
  5. Use a conversion factor to convert meters into millimeters.
  6. Use the thickness per quarter as a conversion factor to convert millimeters into the number of quarters.

how many quarters would have to be stacked to reach 575 ft, the height of the washington monument?

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