From EngageNY.org of the New York State Education Department. Grade 7 Mathematics Module 1, Topic B, Lesson 8. Internet. Available from https://www.engageny.org/resource/grade-7-mathJmat...; accessed 08/Sept/2015.
Question 1
1.
John and Amber work at an ice cream shop. The hours worked and wages earned are
given for each person.
Determine if John’s wages are proportional to time. If they are, determine the
unit rate of y/x. If they are not, explain why they are not.
Question 2
2.
Determine if Amber’s wages are proportional to time. If they are, determine the
unit rate of y/x. If they are not, explain why they are not.
Question 3
3.
Write an equation for both John and Amber that models the relationship between
their wage and the time they worked. Identify the constant of proportionality
for each. Explain what it means in the context of the situation.
Question 4
4.
How much would each worker make after working 10 hours? Who will earn more
money?