5 मापनो का औसत 20, है। जब "C" को प्रत्येक संख्या में जोड़ दिया जाये तो औसत 22 हो जाता है । "C" का मापन ज्ञात करे?A. 6B. -2C. 2D. 4

5 मापनो का औसत 20, है। जब "C" को प

1.	5 मापनो का औसत 20, है। जब "C" को प्रत्येक संख्या में जोड़ दिया जाये तो औसत 22 हो जाता है । "C" का मापन ज्ञात करे?A. 6B. -2C. 2D. 4
Answer» Correct Answer - C let the four observation `=a,b,d,e` According to question `(a+b+e+d)/4=20`…(i) `(a+c+b+c+e+c+d+c)/4=22` `(4c+(a+b+e+d))/4=22` `(4c)/4+20=22` c=2

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5 मापनो का औसत 20, है। जब "C" को प्रत्येक संख्या में जोड़ दिया जाये तो औसत 22 हो जाता है । "C" का मापन ज्ञात करे?A. 6B. -2C. 2D. 4

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