During which month do people sleep the least?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

Imagine you are in a room with no windows or doors. How will you get out?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

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

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Why is a river so rich ?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

A man dies of old age on his 25 birthday. How is this possible?