I travel all around the world but always stay in the corner. What am I?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

Count the number of triangles in the picture below:

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Why Wine Glass Stem is so long?

The richest man in the city Mr Rechard is kidnapped. James Bond is appointed to the case. At the crime scene, a note is found written by Mr Richard. The note read:

"First of January, Fourth of October, Fifth of March, Third of June."

James Bond knew that somehow, the killer's name was hidden in the note. The following were the suspects:

Jack Richard, the son and the heir of property.
John Jacobson, the employee of Richard.
June Richard, the wife of Richard.

James Bond took only a few moments to deduce the killer's name. Can you tell who was the killer?

Replace the question mark with the correct number below.

Solve this riddle by finding the odd one out from the rest.