in how much time can the third pipe empty the tank? (a) 110 min         (b) 100 min         (c) 90min   (d)120 min           (e)150 min एक टंकी सामान्यतः 8 घंटे में भर जाती है

 
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Pipes & Cisterns ( पाइप तथा टंकी ) – Part 3

August 2, 2018

एक नल किसी टंकी को 10 मिनट में पूरी तरह भर सकता है,परन्तु टंकी के तली में छेद होने के कारण उसे भरने में 15 मिनट लगता है, यदि टंकी पूरी तरह भरी हो, तब छेद के कारण यह कितनी देर में खाली हो जायगी? A tap can fill a tank completely in 10 minutes, but due to the hole in the bottom of the tank, it takes 15 minutes to fill it, if the tank is fully filled, then how long will it be empty due to the hole?View Page