Good Riddles

Question: A book has 500 pages:

• The 1st page says "Exactly 1 page in this book is false."
• The 2nd page says "Exactly 2 pages in this book are false."
• ...
• The 500th page says "Exactly 500 pages in this book are false."

Question: Without me you will not live. Without me you will not love. Without me you have no courage,what am i?

Question: You have a bag with 'N' strings in it. You randomly grab two ends and tie them together until there are no more loose ends.

In the end, what is the expected number of loops (strings tied to their own end)?

Question: What's cheaper than gold, yet more valuable.Hard to find, but easy to loose

Question: What happens when you roast Barbie?