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Google search results:
1: https://www.examveda.com/the-length-of-a-rectangle-is-halved-while-its-breadth-is-tripled-what-is-the-percentage-change-in-area-18511/
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2: https://www.toppr.com/ask/question/the-length-of-a-rectangle-is-halved-while-its-breadth-is-tripled-what-is-the/
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3: https://www.quora.com/If-the-length-of-the-rectangle-is-halved-and-breadth-tripled-what-is-the-percentage-change-in-the-area
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4: https://www.indiabix.com/aptitude/area/054003
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5: https://www.sawaal.com/area-questions-and-answers/the-length-of-a-rectangle-is-halved-while-its-breadth-is-tripled-what-is-the-percentage-change-in-ar_4077
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6: https://brainly.in/question/2875548
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7: https://www.youtube.com/watch?v=MNIZ_HOt7Mk
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8: https://www.doubtnut.com/question-answer/the-length-of-a-rectangle-is-halved-while-its-breadth-is-tripled-what-is-the-percentage-change-in-ar-4381057
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9: https://inis.iaea.org/collection/NCLCollectionStore/_Public/17/050/17050335.pdf
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10: https://www.gnyha.org/wp-content/uploads/2020/06/World-Happiness-Report.pdf
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11: https://www.cadillac-mi.net/AgendaCenter/ViewFile/Item/3128?fileID=2307
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