Domain and Range of Word Problems
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Joe had a summer job that pays $7.00 an hour and he worked between 15 and 25 hours every week. His weekly salary can be modeled by the equation: y = 7x, where y is his weekly salary and x is the number of hours he worked in a week. What is a reasonable domain for this function?
{15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25}
{105, 112, 119, 126, 133, 140, 147, 154, 161, 168}
{x | 15 ≤ x ≤ 25}
{x | 105 ≤ x ≤ 168}
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the domain of the graphed function?
-10 < y < 14 where f(x) is all integers
0 < x < 8 where x is all non-negative integers
0 < x < 10 where x > 0
0 < y < 8 where f(x) is all whole numbers
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Greta drives a tour bus in New York City. Her bus can seat up to 60 passengers. She collects a fee of $15 from each passenger, and always waits for at least 10 passengers to run the tour. The function C(p) represents the amount Greta collects, in dollars, for running a tour with p passengers.
What is the domain of C(p)?
all whole numbers from 10 to 60
all whole numbers
all whole numbers from 0 to 10
all whole numbers from 0 to 60
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Park County Paddlers offers a daily kayaking tour of the Colorado River. They charge each visitor $40 to go on the tour, and they have enough equipment to take up to 12 visitors. The function C(v) represents the amount of money that Park County Paddlers will make in a day for taking v visitors on tour.
What is the domain of C(v)?
all whole numbers less than or equal to 12
all whole numbers greater than or equal to 12
all real numbers less than or equal to 12
all whole numbers
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the range of the function?
R:{y is less than or equal to 3}
R:{y is greater than or equal to 3}
R:{all real numbers}
R:{y is between and including -6 and 3}
Tags
CCSS.HSF-IF.C.7A
6.
DRAG AND DROP QUESTION
1 min • 1 pt
Select TWO correct answers.
Domain
(a)
Range
(b)
The domain of the function is {0,1,2,3,4,5}
The range of the function {0,96,192,288,384,480}
The domain of the function is all real numbers
The domain of the function {0,96,192,288,384,480}
The range of the function {0,1,2,3,4,5}
The range of the function is all real numbers.
7.
DRAG AND DROP QUESTION
1 min • 1 pt
A student borrowed $480 from a friend. He agreed to make monthly payments of $96 with no interest until the loan balance was paid off. The function shown models this situation, where f(x) represents the remaining loan balance in dollars after the student has made x monthly payments. Which statements are true about the domain and range of the function for this situation? Select the correct answers.
D: {0, 1, 2, 3, 4, 5}
R: {0, 96, 192, 288, 384, 480}
D: all real numbers
R: {0, 1, 2, 3, 4, 5}
{0, 96, 192, 288, 384, 480}
D: {0, 96, 192, 288, 384, 480}
R: all real numbers
Answer explanation
Domain - x values
Range - y values
Real-world examples = apply common sense and judgements
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