The ball will hit the ground when h(t)=0 so:
16t^2-96t=0
16t(t-6)=0, since t>0
t=6
So the ball with hit the ground after 6 seconds.
Well if you have 48 pics of flowers and 36 pictures of scenery and you want an equal amount of pictures of the scenery, you want to start out by just seeing what number divides evenly into both, in this case, it is four.

The answer will be the third one: Yes, because the total will be $37.50.
The sum of f and 6 is simply f+6.
It is like this because f is a variable and we do not know its value.
1 < 15 - 2a < 7. That is the answer