Logical Puzzle : Soft drink empty bottle puzzle
A shopkeeper gives a full bottle of soft drink in return for five empty bottles.
A guy has 77 empty bottles and he can use them to get full soft drink bottles.
How many filled bottles will he be able to get from the shopkeeper?
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Answer of the puzzle Soft drink empty bottle puzzle? is : 19
Out of those 77 bottles he will handover only 75 bottles to get 15 bottles of soft drinks.
Now he has 15 filled bottles and 2 empty bottles. he will again handover 15 bottles to get 3 more filled bottles.
Finally he will handover all 5 bottles to get one more bottle.
This way he will get total 19 additional soft drinks out of those 77 bottles.
Only a smart person can solve following challenging puzzles!!