If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Find the number of squares in the below-given picture.

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

Can you make four (4) nines (9) equal 100?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?