Bob bought a boat for $20.00 and sold it at a loss of $8.00. What was the selling price?
1 answer:
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Answer:
300 doors.
Step-by-step explanation:
1.5 minutes for 1 door.
7.5 hours for 300 doors.
7.5 hours = 450 minutes.
So... get the like-terms and add/subtract 
see what that gives you
see what that gives you