Question

The US National Debt Clock showed the outstanding public debt to be $16,213,166,914,811 on October 28, 2012. How many stacks like the one described would be necessary to pay off this debt?

Answer 1

Answer: 5.74×10^8 stacks

Step-by-step explanation:

The U.S. quarter has a mass of 5.67 g and is approximately 1.55 mm thick.

1 stack would contain $2.83x 10^4

No. of stacks to pay off debt=

$16,213,166,914,811/2.83 ×10^4

= 5.74 × 10^8 stacks