एक पुरुष, एक स्त्री और एक लड़का मिलकर एक काम को 3 दिन में पूरा करते है. यदि एक पुरुष अकेला इसे 6 दिन में और एक लड़का अकेला इसे 18 दिन में पूरा करे, तो एक स्त्री अकेली इसे कितने दिन में पूरा करेगी ? - Study24x7
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Nisha Tanwar
13 Jan 2020 02:17 PM study24x7 study24x7

एक पुरुष, एक स्त्री और एक लड़का मिलकर एक काम को 3 दिन में पूरा करते है. यदि एक पुरुष अकेला इसे 6 दिन में और एक लड़...

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A

9 दिन 

B

21 दिन 

C

24 दिन 

D

27 दिन 

SSC Railways
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