Answer:
10,000 ft
Step-by-step explanation:
We can solve the given relation for h:
[tex]t=\dfrac{\sqrt{h}}{4}\\\\4t=\sqrt{h}\\\\h=16t^2[/tex]
Putting t=25 into this formula, we get ...
h = 16(25²) = 10,000
With no air resistance the object will take 25 seconds to fall from 10,000 feet.