Question
Download Solution PDF10 জন পুরুষ 25 দিনে একটি কাজ করতে পারে। 12 দিন কাজ করার পর, সেই কাজটি শেষ করার জন্য আরও 3 জন লোক নিয়োগ করা হয়েছিল। তাহলে অবশিষ্ট কাজ শেষ করতে কত দিন লাগবে?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
10 জন পুরুষ = 25 দিন কাজ করতে পারে
অনুসৃত সূত্র:
মোট কার্য = দক্ষতা × সময়
গণনা:
ধরা যাক, একজন পুরুষের দক্ষতা = M
প্রশ্ন অনুযায়ী :
⇒ 10 M × 25 = 10 M × 12 + 13 M × D
⇒ 250 M - 120 M = 13 M × D
⇒ 13 M × D = 130 M
⇒ D = 130/13 = 10 দিন
∴ সঠিক উত্তর হল 10 দিন।
Last updated on Jul 23, 2025
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