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

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Why is the longest human nose just 11 inches?

What is the next number in this series?

4,12,84,3612....

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Can you find out the number of the parking space in which the car is parked?