Civil Service Exam Reviewer · Word Problems · medium
The length of a rectangular lot is 10 m more than its width, and its perimeter is 100 m. What is its area?
- 600 m²
- 2000 m²
- 900 m²
- 100 m²
Answer
A. 600 m²
Solution
2(w + 10 + w) = 100 → w = 20, l = 30. Area = 30 × 20 = 600 m².
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