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

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

If you say my name, I will no longer exist. What am I?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

Why Wine Glass Stem is so long?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Can you count the number of squares in the given picture?

Which digit occurred maximum times between the number 1 and 1000?