Would a stack of dollar bills in the amount of the US nation
     Would a stack of dollar bills in the amount of the U.S. national debt reach from the Earth to the Moon? Show your calculations to receive any credit! 
  
  Solution
US national debt is 19.3 Trillion = 19.3*10^12
Thickness of dollar bill = 0.00010922 m
Thickness of stack = 19.3*10^12*0.00010922 = 2107946000 = 2.107*10^9 metres
Now the distance between moon and earth = 3.85*10^8 metres which is smaller than stack.
So it can reach the moon.

