New Delhi, Sep 17 (IANS): How much does Charlie pay for his winning "Wonkas Whipplescrumptious Fudgemallow Delight" bar? Where do Oompa-Loompas come from? Answers to these questions from popular children's book "Charlie and the Chocolate Factory" can win you a holiday to London.

Puffin India in association with amazon.in have organised "Whipple-scrumptious Roald Dahl Inspired London Holiday Contest" to celebrate the 50th anniversary of British author Roald Dahl's celebrated children's book.

The contest ends Sep 30 and five winners will get to do many activities revolving around the author and this magical tale.

"The winners will get to watch the spectacular Charlie and the Chocolate Factory musical in London's West End, visit The Roald Dahl Museum and Story Centre and take a trip around the London offices of Roald Dahl's British publisher Puffin," said an official statement Wednesday.

"This story is all about imagination, travel and making your dreams come true and we are delighted to celebrate the 50th anniversary of this beloved classic in this very special way," said Hemali Sodhi, publisher, Penguin Random House India, in a statement.