John is the son of Jacob.
So,
Jacob is the_____of John's father?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

People put me on the table and cut me but do not eat me. What am I?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

If 21x = 79x, what is the value of x?

Solve the equation in the image by looking at the pattern closely.

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

If a wheel has 54 spokes, how many spaces are there between the spokes?