A. Since it is about $25 to ride to the Main Observation deck, you would need 100 quarters.
B. None. I can use the stairs.
C. Since the building is 1,454 feet tall and a quarter is about .0689 inches (1.75 millimeters) thick. So, that would be 190,500 quarters if you stacked them.
D. None, if you live more than 1,500 feet above sea level.
E. None, if you pay with a credit card.
F. One Empire State Building-sized quarter.
Asked at JetBlue