2000 is 1000 times larger than 2
1 foot = 12 inches
Therefore:
2 feet = 24 inches
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2 feet x 725 = 1450 feet
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The real tower is 725 times taller than the actual model.
Ratio:
725 : 1
The cost of each pen is $50, because you spend $600 on books leaving $200 to buy FOUR pens, making it $50 per pen
It will take an object dropped from a height of 50 meters √50/0.82 = 8.62 seconds to land on the moon.