Unlisted Phone Number

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?




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The centre of the third figure is empty. What digit should fit inside?

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What is the next number in the series?

15 29 56 108 208 ?

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I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

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There were two grandmothers and their two granddaughters.
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Amazing Facts

Jigsaw puzzles

Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.