Number One To Disappear

How can you make number one disappear by adding something to it?




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On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

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Our product and our sum always give the same answer. Who are we?

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As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

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Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

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A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

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You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

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In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

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Can you place three balls such that the equation shown in the picture holds true?

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The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.

One day, four servants meet and converse:

The black one says, 'We have 28 legs altogether.'

The green one says, 'We have 27 legs altogether.'

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Can you identify the colour of the servant who is speaking the truth?

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A bus driver was heading down a street in Mexico. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?

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Amazing Facts

Out of the Box

The phrase “thinking outside the box” was popularised from the solution to a topographical puzzle involving 9 dots in a box shape.