Quadratics & Story Problems

Quadratics & Story Problems

9th Grade

12 Qs

quiz-placeholder

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Quadratics & Story Problems

Quadratics & Story Problems

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Easy

CCSS
HSA.REI.B.4, HSF-IF.C.7A, HSA.CED.A.1

+6

Standards-aligned

Created by

Elizabeth Giesting

Used 11+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 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:

p= -15x2 +600x +60

What is the maximum profit you can make from selling tickets?

$6060

$20

$600

$10,250

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A ball is thrown into the air with an upward velocity of 40ft/s. Its height h in feet after t seconds is given by the function :

h(t) = -16t2 + 40t + 10

How many seconds does it take the ball to reach its maximum height?

1.25 seconds

1.4 seconds

2.5 seconds

2 seconds

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.B.4

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

If each mark on the x-axis represents one second, when did the object reach the ground?

2.5 seconds

6 seconds

5.5 seconds

5 seconds

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

At what height does the king release the coin?

0 feet

5 feet

9 feet

10 feet

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

FILL IN THE BLANKS. This shape of graph is called a _______ because this function is ________.

quadratic; parabola

parabola; quadratic

curve; exponential

line; linear

Tags

CCSS.HSF-IF.C.7A

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the maximum height the coin will reach?

0 feey

5 feet

9 feet

10 feet

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When will the coin reach it's maximum height?

0 seconds

4 seconds

8 seconds

10 seconds

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