twice of ten is 22

Prove that twice of ten is the same as twice of eleven.




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An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

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There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
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If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

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In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
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What does the below rebus puzzle mean?

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I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

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Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
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John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

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1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

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When monkey rotate the gear, which mark will be hit 1 or 2 ?

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Amazing Facts

Crossword

The day before the 1996 U.S. presidential election, the NYT Crossword contained the clue “Lead story in tomorrow’s newspaper,” the puzzle was built so that both electoral outcomes were correct answers, requiring 7 other clues to have dual responses.