A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

In order to complete the racing competition, the Mexico racetrack has to submit its top and the most famous three horses to win the competition. Due to an electrical storm, all the records are cleared and no one knows which horse holds the record. They all look identical and it becomes even more difficult to differentiate the horses. There are 25 horses in the Mexico racetrack. But there can be only five horses at a time on the track. What will the least number of races that can be conducted to find out the three fastest horses?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

What is next number in the pattern below:

131 517 192 123 ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

In the image below, can you find the value of an angle(y)

What's the best place to go shopping in the ocean?