Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

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

Count the number of triangles in the given picture.

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

How could a baby fall out of a twenty-story building onto the ground and live?

What number should come in place of the question mark below?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?