IBPS Clerk Prelims practice question
The average number of runs scored by 11 players of a cricket team is 36.5. A player who scored 29 runs is replaced by a new player, and the average rises to 37. How many runs did the new player score?
From a IBPS Clerk Prelims Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (A) 34.5
Increase in average = 37 - 36.5 = 0.5 runs. With n = 11 players, total runs increase by 11 × 0.5 = 5.5. New player's score = 29 + 5.5 = 34.5.
हिंदी में प्रश्न
एक क्रिकेट टीम के 11 खिलाड़ियों द्वारा बनाए गए रनों का औसत 36.5 है। 29 रन बनाने वाले एक खिलाड़ी के स्थान पर एक नया खिलाड़ी आता है, जिससे औसत बढ़कर 37 हो जाता है। नए खिलाड़ी ने कितने रन बनाए?
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सही उत्तर: (A) 34.5
औसत में वृद्धि = 37 - 36.5 = 0.5 रन। n = 11 खिलाड़ियों के साथ, कुल रनों में वृद्धि = 11 × 0.5 = 5.5। नए खिलाड़ी का स्कोर = 29 + 5.5 = 34.5।
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