Can you make a six-letter word using the letters N, A and B ?

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?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Count the number of triangles in the picture below: