Morgan Posted December 8, 2018 Share Posted December 8, 2018 Water flows into a tank. The volume of water doubles every minute. The tank is full in one hour. How long does it take for the tank to be half full? Quote Link to comment Share on other sites More sharing options...
jamboy1982 Posted December 8, 2018 Share Posted December 8, 2018 59 mins Quote Link to comment Share on other sites More sharing options...
AlimOzturk Posted December 8, 2018 Share Posted December 8, 2018 (edited) Yes 59 mins. If it doubles every minute it was half full 1 minute before. probably wrong as I am shite as these things. Edited December 8, 2018 by AlimOzturk Quote Link to comment Share on other sites More sharing options...
milky_26 Posted December 8, 2018 Share Posted December 8, 2018 27 minutes ago, AlimOzturk said: Yes 59 mins. If it doubles every minute it was half full 1 minute before. probably wrong as I am shite as these things. no you are right and for the reason you gave Quote Link to comment Share on other sites More sharing options...
Morgan Posted December 8, 2018 Author Share Posted December 8, 2018 1 hour ago, jamboy1982 said: 59 mins 1 hour ago, AlimOzturk said: Yes 59 mins. If it doubles every minute it was half full 1 minute before. probably wrong as I am shite as these things. 37 minutes ago, milky_26 said: no you are right and for the reason you gave Well done, guys. Quote Link to comment Share on other sites More sharing options...
IronJambo Posted December 8, 2018 Share Posted December 8, 2018 3 hours ago, Morgan said: Water flows into a tank. The volume of water doubles every minute. The tank is full in one hour. How long does it take for the tank to be half full? At 59 minutes it would never make it in my hoose Quote Link to comment Share on other sites More sharing options...
Morgan Posted December 8, 2018 Author Share Posted December 8, 2018 Just now, IronJambo said: At 59 minutes it would never make it in my hoose Quote Link to comment Share on other sites More sharing options...
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