If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the ground? Remember, the formula for distance is d = 16t^2.

Question

anonymous · Answer

set 
$$168=16t^2$$ and solve for $t$

anonymous · Answer

divide by 16 and get 
$$10.5=t^2$$ and so $t=\sqrt{10.5}$

meilendurcer · Answer

good i had that answer. 
The volume of a box can be found by multiplying the length times width times height of a box (V = lwh). If the volume of a box is 1,300 cubic inches, and all its dimensions are equal, what is the side length of the box in inches?

anonymous · Answer

take the cubed root of 1300

meilendurcer · Answer

36?