UPSC NDA Mathematics II 2024 (30 June 2024)
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Question 2:
The mean of 10 observations is 5.5. If each observation is multiplied by 4 and subtracted from 44, what will be the new mean?
10 प्रेक्षणों का माध्य 5.5 है। यदि प्रत्येक प्रेक्षण को 4 से गुणा कर दिया जाए और 44 में से घटा दिया ज़ाए, तो नया माध्य क्या होगा?
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