Can you spot the man between the coffee bean in the picture below ?

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

I am quite hot but become too cold if you remove the first two letters. What am I?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

I am the fastest animal but cannot climb the tree. What am I?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

I don't get anymore wetter, no matter how much rain falls on me.

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

What is the centre of gravity?