SOLUTION: a rectangular parking lot has a length of 20 feet than its width the area is 2400 square feet. What are the dimensions of the parking lot?

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Question 658702: a rectangular parking lot has a length of 20 feet than its width the area is 2400 square feet. What are the dimensions of the parking lot?
Answer by Alan3354(69443) About Me  (Show Source):
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a rectangular parking lot has a length of 20 feet than its width the area is 2400 square feet. What are the dimensions of the parking lot?
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Try integer factors of 2400 first.
Find 2 that differ by 20
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1 by 2400 doesn't work
2 by 1200 doesn't work
etc