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

Can you find the six hidden animals in the picture below?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

What word is pronounced the same if you take away four of its five letters?

How many words can a pen with half refill write?

What is the end of everything?

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

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?