You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

What jumps when it walks and sits when it stands?

Keyboard words are not in alphabetical order, Why?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Before Mount Everest was discovered, what was the highest mountain in the world?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

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

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

John is found dead in his office at his desk. The police have narrowed the suspects down to three people: Mrs. Jacob, John’s wife Hena and his business partner Jason . All three visited John on the day of his murder, but all three provide the police with stories of explanation as to the reason for their visit.
Police found John with his wrist watch still on his right arm, a torn up picture of his wife laying on the floor beside the trash can, and an ink pen in his right hand. On the desk, the police found a name plate, a telephone that was off the hook, and a personal calendar turned to the July 5th page with 7B91011 written on it. After examining this evidence, the police knew their suspect. Who was it ?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?