The ratio of the length and breadth of a rectangular field is 3 : 2. If the perimeter is 80m, find its area.

2(3x + 2x) = 80 => 10x = 80 => x = 8। लंबाई = 24 मीटर, चौड़ाई = 16 मीटर। क्षेत्रफल = 24 * 16 = 384 वर्ग मीटर।