Find the Next No.

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211




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If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

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You Throw The Outside, Cook The Inside
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Which barbershop will the tourist visit for his haircut and why?

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I have Rs.50 and I spend it in the way as below.

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What month of the year has 28 days?

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A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



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Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

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Crossword puzzles

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