Adarsh went to a casino with Rs.6400 and played a certain game 6 times.Each time he bet half
the money he had the time the chance of winning this game was ½ and adharsh won three of the
6 games even though he did not remember which 3 games he won.In each of these games
he won the amount equal to his bet.After the 6 games the money was
a)3200 b)2700 c)1280 d)cannot be

• 2700
  1) half of 6400 = 3200 he bet 3200 and won 3200 thus total 9600
  2) half of 9600 = 4800 he lost in bet.
  3) half of 4800= 2400he bet and he won 2400 thus total is 7200
  4) half of 7200= 3600 he lost in bet
  5) half of 3600=1800 he bet and won 1800 thus total is 5400
  6) half of 5400-2700 he lost in bet thus final total is 2700.
• 8 years agoHelpfull: Yes(15) No(0)
• 2700
  suppose if we take
  alternately winning and loosing
  first from 6400
  3200 won +3200=6400
  total=9600
  as follows
  
• 8 years agoHelpfull: Yes(1) No(0)
• Chances for wining are 1/2 i.e e wins every second game.
  suppose he won the first game and consecutively he wins every second game
  1) half of 6400 = 3200 he bet 3200 and won 3200 thus total 9600
  2) half of 9600 = 4800 he lost in bet.
  3) half of 4800= 2400he bet and he won 2400 thus total is 7200
  4) half of 7200= 3600 he lost in bet
  5) half of 3600=1800 he bet and won 1800 thus total is 5400
  6) half of 5400-2700 he lost in bet thus final total is 2700.
• 8 years agoHelpfull: Yes(1) No(0)
• in this qstn lot of possibilities....so how could u say tht ans is 2700
• 8 years agoHelpfull: Yes(1) No(0)
• Cant be determined because money after 6 games depend on sequence of winning which is not given
• 8 years agoHelpfull: Yes(0) No(0)
• 2700
  chetan explains case 1 condition:
  
  case2:
  1) half of 6400 = 3200 he lost in bet
  2) half of 3200 = 1600 he bet, and he won 1600
  3) half of 4800 = 2400 he lost
  4) half of 2400 = 1200 he bet and he won 1200
  5) half of 3600 = 1800 he lost
  6) half of 1800 = 900 he bet and he won
  total amount = 2700 he has
• 8 years agoHelpfull: Yes(0) No(0)
• it can not be determined
  
• 8 years agoHelpfull: Yes(0) No(0)