Answer:
500
Step-by-step explanation:
Crew can pave 2 driveways in 1 day.
Thus, crew can pave [tex]2*5=10[/tex] driveways in 1 week (5 days work week).
In total there are 52 weeks in a year. But 2 weeks in a year are for vacation, so 50 weeks in total for a year.
Thus in 50 weeks @ 10 driveways per week, the crew can pave:
[tex]50*10=500[/tex] driveways.
So, the crew can pave 500 driveways in a year.