Answer:
3.5
Step-by-step explanation:
3.5 hours
First, we can subtract 55 from 212.50 which equals 157.5.
Then we divide 157.5/45 which is 3.5
He worked 3 hours and 30 minutes
Answer: the awnser to this problem is 38.5 sq. units
thank you for giving me points ;)