Whoever helps first and gets it correct gets Brainliest!

Step-by-step explanation:

You have three data points. Equation of the line passing through (30,2), (45,2.75), and (60,3.50):

y = 0.5x + 0.5

It takes 0.5 hour to clean up.

the two may have that, even a breakdown is probably offered

i think its 7.6

if so your welcome