A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

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

Why Aeroplane windows are round?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

What does below Rebus mean ?

esgg sgeg gegs gsge

Can you count the number of quadrilaterals in the picture below?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?