Real World Quadratic Functions

Real World Quadratic Functions

9th Grade

17 Qs

quiz-placeholder

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Real World Quadratic Functions

Real World Quadratic Functions

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The height of a water balloon that is launched into the air is given by h(t) = -5t2 + 20t + 25. When will the balloon explode on the ground?

5 seconds

1 second

2 seconds

3 seconds

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The profit from selling local ballet tickets depends on the ticket price. Using past receipts, we find that the profit can be modeled by the function where p is the profit and x is the number of tickets sold: p= -15x^2 + 600x + 60 What is the maximum profit you can make from selling tickets?

$6060

$20

$600

$10,250

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The height of a rocket, at selected times, is shown in the table above. Based on this table, which statement is not a valid conclusion?

The rocket was launched from a height of 180 feet.

The maximum height of the rocket occurred 3 seconds after launch.

The rocket was in the air approximately 6 seconds before hitting the ground.

The rocket was above 300 feet for approximately 2 seconds.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5 seconds

1 second

2 seconds

3 seconds

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

14 feet

17 feet

19 feet

22 feet

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

24 feet

10 feet

-4 feet

3 feet

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3 seconds

46 seconds

5 seconds

10 seconds

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