isaka answer kaise banata hai bataye ise pure questions ke sath banaye
add multiple division jo
bhi karana hai use aise bataye
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Answer:
50 व्यक्तियों की कुल उम्र=50×60=3000
5 व्यक्तियों के शामिल हो जाने के पश्चात कुल उम्र= 55× 62 = 3410 वर्ष
अभीष्ट औसत उम्र=3410 - 3000/5
= 410/5= 82
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hope it helps you
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