What do you call a fish without an eye?

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

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

Replace the question mark with the correct number.

During which month do people sleep the least?

Count the number of triangles in the picture below:

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?