Identify Slope and Y-Intercept from a Real-Life Problem
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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9 questions
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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
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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
Tags
CCSS.HSF.LE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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.
Tags
CCSS.HSF.LE.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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