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A little math problem
The length is increased by 5m, and the width is increased by 75m? 75/5= 15, so the width is 15 meters.

The width is increased by 3m, and the length is increased by 75m? 75/3=25, so the length is 25 meters.

15*25=375m？ So the original area of this rectangular lawn is 375 square meters.

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