Subject
Bank Exam
Topic
এনআরবিসি ব্যাংক (টিএও) - ২৬.১০.২০২৪
The perimeter of rectangle is 200 meters. The breadth is 3/7 part of the length. What is the length?
The perimeter of rectangle is 200 meters. The breadth is 3/7 part of the length. What is the length?
ক)
30mখ)
50mগ)
60mঘ)
70mExplanation
মনেকরি, আয়তক্ষেত্রটির দৈর্ঘ্য = x মিটার আয়তক্ষেত্রটির প্রস্থ = 3x/7 মিটার আয়তক্ষেত্রটির পরিসীমা = 2(দৈর্ঘ্য + প্রস্থ) = 2(x + 3x/7) = 2 × 10x/7 = 20x/7 মিটার প্রশ্নমতে, 20x/7 = 200 ⇒ 20x = 200 × 7 ⇒ x = (200 × 7)/20 ⇒ x = 70 মিটারRelated questions
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