පුලුවන්නම් විසඳන්න :)

[kandya]

elazzzzzzzz !!

First you can buy 15 chocolates. These gives you 15 wrappers.
The 15 wrappers can be exchanged to 5 chocolates. These give you 5 wrappers.
Of these 5 wrappers, 3 can be exchanged to yet one chocolate, giving you one wrapper.
You had 2 wrappers left from the 5. Together with the one wrapper you just got, you have 3 wrappers, which can be exchanged to 1 cholocate.

Reputation goes to
kpgunathilaka for the first answer & Kandya for giving the explanation..

elazzzzzzzzzzzzzz..

 

[XpAkila]

21i

 

[M.RIZ]

ඔහ්
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14 න් 10ක් ම 22 යි කියන්නෙ.. 71% ඒත් 90% වැරදී කිට්යනව නම්.. ඒක බොරුවක්.. නැත්නම් මෙතන වෙන මොකක් හරි ජිල්මාට් එකක් තියෙනව වගේ මචන්ලා..

කොම්පියුටර් ජිල් මාර්ට්

First you can buy 15 chocolates. These gives you 15 wrappers.
The 15 wrappers can be exchanged to 5 chocolates. These give you 5 wrappers.
Of these 5 wrappers, 3 can be exchanged to yet one chocolate, giving you one wrapper.
You had 2 wrappers left from the 5. Together with the one wrapper you just got, you have 3 wrappers, which can be exchanged to 1 cholocate.

එකනේ මම කිව්වේ 22 යි කියලා