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3. Kaku got 7 marks less than Bakshi whileRaman got 3 marks more than Kaku. If thetotal marks obtained by all three is 76.Find the marks obtained by Raman.[JNV 2018] |
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Answer» let kaku be K ;baksi be b ;raman be R =>Kaku scored 7 marks less than bakshi =>raman scored 3 marks more than kaku =>b = k +7
=> r= k+3 ------------------- heir total scored is 76 =>lets form an equation => k+r+b = 76 => k+[k+3]+[k+7] =76 => 3k +10 =76 =>3k = 76-10 =>3k =66 =>k =22 ------------------- kaku scored 22marks r = k +3 b = k+7
= 22+3 = 22+7 =25 marks = 29 marks |
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