# Pre-Algebra

posted by .

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.
1
3.2
10.5
16

• Pre-Algebra -

I think the answer is 3.2 but please tell me if I'm wrong

• Pre-Algebra -

You are correct

• Pre-Algebra -

the answers are
b
a
c
d

• Pre-Algebra -

Thanks jazzzmin!!

## Respond to this Question

 First Name School Subject Your Answer

## Similar Questions

1. ### math

You can find the distance d an object falls in feet for time t in seconds using the formula d= 16t^2. Suppose a ball is dropped out of a window of a tall building. How far will the ball in 3 seconds?
2. ### algebra

A ball falls from the top of a roof 320 feet above the ground. The formula h = -16t2 + 16t + 320 described the height of the ball above the ground, h, in feet, t seconds after the fall begins. How long will it take the ball to strike …
3. ### Math-

A ball is thrown vertically upward with an initial velocity of 96 feet per second. The distance s (in feet) of the ball from the ground after t seconds is s(t)=96t-16t^2 a.) at what time will the ball strike the ground b.) for what …
4. ### 7th grade math ASAP quick please

1. 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?
5. ### Algebra

A ball is dropped from the top of a building that is 784 feet high. The height of the ball above ground level is given by the polynomial function h(t)= -16t to the second power + vot + ho where t is measured in seconds, vo is the initial …
6. ### Precalculus

A ball is dropped from a cliff that is 224 feet high. The distance S (in feet) that it falls in t seconds is given by the formula S=16t^2. How many seconds (to tenths) will it take for the ball to hit the ground?
7. ### Math

1.)If a ping pong falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the ground?
8. ### intro to algebra written assignment help

Assume you are throwing a baseball up from the top of a building. The equation for the height of the ball, h, at time, t, is represented by the equation: h=-16t^2+64t+512 (5 points) After how many seconds does the ball reach 560 feet?
9. ### algebra

a ball is dropped from the top of a building that is known to be 256 feet high.the formula for finding the height of the ball at any time t is h=256-16t^2,where t is measured in seconds.how many seconds will it take for the ball to …
10. ### Math

Evaluate a Quadratic Function Given an Output Here you will find the input for a quadratic function when the output is given. Check Your Understanding 1. A ball is drop from the top of a building. The height, h, of the ball above ground …

More Similar Questions