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

In a fruit store, there was a unique weighing machine that was made to weigh only cherries and strawberries as they were priced the same.

Other fruits like watermelons or mango had different machines as they were expensive.

A man successfully buys watermelons at the price of cherries. How?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable