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Area and Perimeter Practice Test 2
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© examsnet.com
Question : 13
Total: 40
The perimeter of a rectangular field is 480 m and the ratio between the length and breadth is 5 : 3, the area is:
135
m
2
135 acres
155 acres
1550
m
2
Validate
Solution:
Let length and breadth be 5x and 3x m respectively; then,
2 (5x + 3x) = 480
⇒ 8x = 240
∴ x = 30
Since, length = 5 × 30 = 150 m breadth = 3 × 30 = 90 m
Hence, area = 150 × 90 = 13500 m2 = 135 acres.
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