Interpreting linear parameters is a grade 8 math skill aligned to Common Core standard HSF.LE.B.5. Below are 8 practice questions with answers and step-by-step explanations, drawn from the 10 interpreting linear parameters problems our math games drill.
CCSS HSF.LE.B.510 questions in the bank
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1
Warm-upeasy
The given equation represents the number of pages p read, where h represents the number of hours spent reading.
p=42h
Which of the following is the best interpretation of 42 in this context?
In p=42h, the number 42 is the reading rate: 42 pages for each hour spent reading.
2
Mid-gameeasy
The given equation represents the weight W, in ounces, where n represents the number of identical snack bags.
W=3.2n
Which of the following is the best interpretation of 3.2 in this context?
In W=3.2n, the number 3.2 is the weight in ounces of one snack bag.
3
Mid-gameeasy
The given equation represents the temperature drop T, in degrees Fahrenheit, where h represents the number of hours after sunset.
T=2.5h
Which of the following is the best interpretation of 2.5 in this context?
In T=2.5h, the number 2.5 is the drop in temperature, in degrees Fahrenheit, for each hour after sunset.
4
Mid-gameeasy
A bike rental shop charges a flat fee plus an hourly rate. The total cost C, in dollars, after h hours is modeled by C=6h+10. Which of the following is the best interpretation of 6 in this context?
In C=6h+10, the 6 multiplies hours, so 6 is the hourly rental rate in dollars.
5
Mid-gameeasy
A plant's height H, in centimeters, after w weeks of growth is modeled by H=1.8w+12. Which of the following is the best interpretation of 1.8 in this context?
In H=1.8w+12, the 1.8 multiplies weeks, so the plant grows 1.8 centimeters each week.
6
Mid-gameeasy
The given equation represents the number of points s a team has, where g represents the number of games won.
s=3g
Which of the following is the best interpretation of 3 in this context?
In s=3g, the number 3 is the points earned for each game won.
7
Mid-gameeasy
The given equation represents the number of seats n filled, where r represents the number of rows occupied.
n=18r
Which of the following is the best interpretation of 18 in this context?
In n=18r, the number 18 is the number of seats in each occupied row.
8
Buzzer beatermedium
A printer uses ink at a constant rate. The amount of ink left I, in milliliters, after printing p pages is modeled by I=−0.04p+20. Which of the following is the best interpretation of −0.04 in this context?
In I=−0.04p+20, the −0.04 is the change in ink for each page, so 0.04 milliliter of ink is used per page printed.
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