Question
Download Solution PDFदोन व्यक्ती A आणि B स्वतंत्रपणे काम करत आहेत ते अनुक्रमे 6 आणि 10 तासांत इमारत निर्जंतुक करू शकतात. ते आळीपाळीने तासभर काम करतात. A सकाळी 8 वाजता सुरू झाले तर काम कधी संपणार?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिलेल्याप्रमाणे:
व्यक्ती A इमारतीचे निर्जंतुकीकरण करू शकते = 6 तास
व्यक्ती B इमारतीचे निर्जंतुकीकरण करू शकते = 10 तास
वापरलेली संकल्पना:
कार्यक्षमता × वेळ = एकूण काम
गणना:
| कार्यक्षमता | व्यक्ती | वेळ | एकूण काम |
| 5 | A | 6 | 30 |
| 3 | B | 10 |
आता, प्रश्नानुसार:
⇒ (5 + 3) = 8 युनिट = 2 तास
एकूण काम पूर्ण करण्यासाठी एकूण वेळ लागतो = 7
∴ योग्य उत्तर 7
Last updated on Jul 14, 2025
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