Identify Slope and Y-Intercept from a Real-Life Problem

Identify Slope and Y-Intercept from a Real-Life Problem

9th Grade

9 Qs

quiz-placeholder

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Identify Slope and Y-Intercept from a Real-Life Problem

Identify Slope and Y-Intercept from a Real-Life Problem

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose you are saving for a new skateboard. You currently have $10 that you put in an envelope to save. Each week you put $5 in that envelope. If this were to be written as a function, how would 10 and 5 be represented?

10 would be the slope; 5 would be the y-intercept

10 would be the y-intercept; 5 would be the slope

15 would be the y-intercept

15 would be the slope

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Maggie is knitting blankets for the residents of a local nursing home. She already has 6 blankets completed. After one week, Kay has 8 blankets. After two weeks, Kay has 10 blankets. Describe the parameters of Maggie's situation.

The x-values are positive and the y-values are positive.

The x-values are negative and the y-values are positive

The y-intercept is 6 and the slope is 2.

The y-intercept is 2 and the slope is 6.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following situations could be descried by the equation y= -25x + 120

There are 120 people in the football stadium, and 25 more are entering each hour.

A plumber charges $25 for a house call and $120 per hour.

A teacher has 120 students. Her third period has 25 students

There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table represents a used car salesman's monthly salary including commission made on the sale of cars.  What is the y-intercept and what does it represent?

The y-intercept is $850/car and it represents the commission per car sold.

The y-intercept is $1500/car and it represents the commission per car sold.

The y-intercept is $1500 and it represents the monthly salary before commission.

The y-intercept is $2775 and it represents the monthly salary before commission.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the rate of change for the following graph?

80

20

40

160

9.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
Function
Not a Function