• # Brain Teasers & Puzzles

Questions Per Page:
• Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

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• Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied “The current age of her daughters is prime. Also, the difference between their ages is also prime.”

How old are the daughters?

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• John has to secure 40% marks to pass his Engineering final exams. He got just 40 marks and failed by 40-marks.

What are the maximum marks?

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• There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?

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• A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

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• You have \$100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can’t go below or above the numbers and you have to use the entire \$100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing \$6
Yellow Balls costing \$3
Black Balls costing \$0.10

Now, how many of each must you buy to fulfil the condition given?

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• Why Aeroplane windows are round?

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• Who is generally closer to the kids, mom or dad?

(it’s a funny riddle)

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• What word is identified by the below rebus?

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• Keyboard words are not in alphabetical order, Why?

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