1470.12 – Tearing and Stacking


A single sheet of newspaper is .01 cm thick. Tear it in half and stack the two halves together. Tear the two halves in half and stack the 4 pieces together. Keep it up. How tall is the stack after 25 tears? How many tears do you need to get a stack that is 1 meter high?


Solution

Consult the table below. By the 14th tear, you'll have a stack more than 1 meter high.

Try it. I dare you!