Quadratic Equations Real World Scenarios

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph represents the height of a baseball, h, in feet as a function of time, t, in seconds after it was hit by a baseball player. Approximately how many seconds does it take for the ball to hit the ground again?
~ -0.1 seconds
~ 2 seconds
~ 68 seconds
~ 4.1 seconds
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The equation represents the height of a frog, h, in meters as a function of time, t, in seconds after it jumps out of a tree into a pond. What are the t-intercepts (x-intercepts) of this function?
(-1,0), (5,0)
(1,0), (-5,0)
(0,-1), (0,5)
(0,1), (0,-5)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The equation represents the height of a frog, h, in meters as a function of time, t, in seconds after it jumps out of a tree into a pond. What is the t-value of the vertex? (Hint this is halfway between the two intercepts)
3
2
2.5
0
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
~50.2
~40.5
~2
~44.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rafael drops a ball from a third-story window. This equation represents the approximate height, h, in meters, of the ball above the ground after it falls for t seconds. When is the ball at ground level?
only at t = 0 seconds
only at t = 3 seconds
only at t = 9 seconds
at both t = 0 seconds and t = 3 seconds
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jason jumped off of a cliff into the ocean in Acapulco while vacationing with some friends. His height as a function of time could be modeled by the function h(t) = –16t2 + 16t + 480, where t is the time in seconds and h is the height in feet. How long does it take Jason to hit the water?
-16 seconds
-6 seconds
0 seconds
6 seconds
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Heather dropped a water balloon over the side of her school building from a height of 80 feet. The approximate height of the balloon at any point during its fall can be represented by the following quadratic equation: h = -16t² + 80 About how long did it take for the balloon to hit the ground?
1.73 seconds
2.24 seconds
2.45 seconds
2.83 seconds
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