Question
Download Solution PDF10, 4, 1, 15, 15, x, 12 এবং 14 সংখ্যার গড় 10 হলে x এর মান নির্ণয় করুন।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
10, 4, 1, 15, 15, x, 12 এবং 14 এর গড় = 10
অনুসৃত সূত্র:
ডেটার গড় = সংখ্যার যোগফল / মোট সংখ্যা
গণনা:
গড় = 10
⇒ (10 + 4 + 1 + 15 + 15 + x + 12 + 14)/8 = 10
⇒ (71 + x)/8 = 10
⇒ 71 + x = 80
⇒ x = 80 - 71 = 9
এইভাবে, x = 9
∴ সঠিক উত্তর হল বিকল্প (3)
Last updated on Jun 2, 2025
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