If two's company, and three's a crowd, then whats four and five ?

Bopanna was working on a murder case when he received a message about the location of the murder weapon.
The message was encrypted as below.

"deb mitciv eht edisni neddih si nopaew redrum ehT"

Tell me the location of the murder weapon.

How many letters are in the alphabet?

What is the longest word in the dictionary?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

Find the missing number: 1, 2, 3, 10, 10, ?, 9,802

Can you count the number of triangles in the given figure?

If you can spot the hidden clock quickly, you are often those with high IQs and exceptionally keen observation skills. You excel in noticing the finest details that others might miss and can process visual information at lightning speed.

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

Can you find out who is the kidnapper in below Picture and why, Explain ?