If eleven plus two equals one, what does nine plus five equal?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

Trying to tease Birbal, Akbar gave him one gold coin and ask him to buy
* something for him to eat
* something for him to drink.
* something to feed the cows
* something to plant in the garden
and most important you need to buy only one thing.

What must Birbal buy to silence Akbar?

Can you find the dog hidden in a group of pandas?

What is the word or phrase?

What time is it when an elephant sits on a fence?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain