Crew B earns $315 after 3 hours, $525 after 5 hours, and $735 after 7 hours of work. Explain whether or not crew B's data show a proportional relationship. If the data are proportional, identify the constant of proportionality?
Crew B's pay data has a proportional relationship at
The formula for pay rate is
Substituting the actual pay and time worked for each of the examples gives us: