Logical Series

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.




Similar Riddles

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

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Seeking this behaviour, can you tell whether he likes balloons and parties?

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What Word am I Looking For ?

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Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?


Floating Fish

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I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

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What's a single-digit number with no value?

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The more you take me, the more you leave me behind.
Who Am I?

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Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.