Mathematical Fraction

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()




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Can you find any error in the following sentence?

A taxi was standing outside a fort at night. A man came out of the fort, opened the gate and hit the taxi driver killing him instantly. He took all the money out of the meter and started running till he was caught by a local sheriff.

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Open a Laptop which is password protected. Hint for the password is given as below:

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In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

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A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
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What is the next number in this series?

4,12,84,3612....

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Can you place six X (crosses) in below board without making three in a row in any way ?

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