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

Count the number of triangles in the given picture.

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

A landlord calls both of his sons and tells them that their horses will now decide who will transfer the inheritance. He tells them to race along the land till the end and the one whose horse will be slower will win and be the heir to all the property.

Both of them keep wandering for days but to no result. Then they ask a wise man regarding it. The man advises them on the matter after which they jump on the horses and race as fast as they can till the end. Why did they do it?

What did the wise man say?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

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

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?