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

Solve the rebus riddle in the picture below.

Decode this picture on T-Shirt and tell what it says ?

By adding four matchsticks, can you divide the square shown in the picture into two equal parts?

Can you name four days which start with the letter 'T'?

Spot what is wrong here in below Picture?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

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

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?