Why is a river so rich ?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

What goes through cities and fields, but never moves?

Count the number of triangles in the picture below:

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

Spot what is wrong here in below Picture?

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Which of the below owl is odd one out?