A woman sells to the first customer half her stock & half apple,to the second customer half apple & half of the remaining stock & so also to third & to a fourth customer .She find that she have now 15 apples left. How many had she at first.

• 255 apples..
  To first person she sold 128 apples and left with 127 apples.
  To second person she sold 64 apples and left with 63 apples.
  To second person she sold 32 apples and left with 31 apples.
  To second person she sold 16 apples and left with 15 apples.
• 11 years agoHelpfull: Yes(10) No(9)
• 240
  she sells 1st customer half of her stok=120
  2nd customer=60
  3rd=30
  4th=15
  so she have 15 left
• 11 years agoHelpfull: Yes(3) No(5)