Can you find the odd number in the following?

2716, 4135, 5321 and 7145

The answer I give is yes, but what I mean is no. What was the question?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

Move four matchsticks to the below square to form three squares?

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

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?