The prices of different burgers are shown on this sign.
Based on the information from the menu, is the price of a burger a function of the number of patties? Explain your reasoning.
8.F.1
F.IF.4
8.F.5
F.IF.1
1
6.
The distance a person walks, d, in kilometers, is a function of time, t, in minutes, since the walk begins.
Select all true statements about the input variable of this function.
8.F.1
F.IF.4
8.F.5
F.IF.1
1
7.
It costs $3 per hour to park in a parking lot, with a maximum cost of $12.
Explain why the amount of time a car is parked is not a function of the parking cost.
8.F.1
F.IF.4
8.F.5
F.IF.1
1
8.
Here are clues for a puzzle involving two numbers.
Seven times the first number plus six times the second number equals 31.
Three times the first number minus ten times the second number is 29.
What are the two numbers? Explain or show your reasoning.
8.F.1
F.IF.4
8.F.5
F.IF.1
1
9.
To keep some privacy about the students, a professor releases only summary statistics about student scores on a difficult quiz.
Based on this information, what can you know about outliers in the student scores?
8.F.1
F.IF.4
8.F.5
F.IF.1
1
10.
1
11.
This lesson is from Illustrative Mathematics. Algebra 1, Unit 4, Lesson 1. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/4/1/index.html ; accessed 26/July/2021.
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