10. Mr. Hillman is buying boxes of colored pencils for his classroom. They regularly
cost $1.80 each but are on sale for 30%
off. If sales tax is 6% and he has a $40
budget, how many boxes can be buy?
A. 27 boxes
B. 28 boxes
C. 29 boxes
D. 30 boxes

Addison painted her room. she had 5 0 5050 square meters to paint, and she painted at a constant rate. after 2 22 hours of painting, she had 3 5 3535 square meters left. let a t a(t)a, left parenthesis, t, right parenthesis denote the area to paint a aa (measured in square meters) as a function of time t tt (measured in hours). write the function's formula.