What seven-letter word has hundreds of letters in it?

What can you hold in your right hand, but never in your left hand?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

A sundial has the fewest moving parts of any timepiece. Which has the most?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Which Travels Faster? Solve below famous picture riddle:

Can you replace the question mark with the correct number in the below table sequence?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

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.

Count the Triangle in the figure given below: