What is so fragile that saying its name breaks it?

Can you find the hidden animal in the picture below?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

In a certain country ½ of 5 = 3. If the same proportion holds, what is the value of 1/3 of 10?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

I have branches, but no fruit, trunk or leaves. What am I?

Snow and Tyrion are two mad logicians who love betting. They placed 11 Candies at the table and designed a small betting game, in which both of them needed to eat Candies turn by turn with the following rules:

Rule 1: One needs to eat at least one candy.
Rule 2: One cannot eat more than 5 candies.

The one that eats the last candy will lose. Snow won the toss and needs to start. How many candies must Snow earn to make sure that he wins the bet?

Ten coins have been arranged as you can see in the given picture. In this arrangement, a triangle is formed pointing upwards. You have to invert the position of the triangle and make it point downwards while changing the position of 3 coins only. Can you do it?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

What is the difference between a jeweller and a jailer?