If it took eight men ten hours to build a wall, how long would it take four men to build it?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

What kind of storm is always in a rush?

Forwards I am heavy, backward I am not. What am I?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

What does this mean?

CCCCCCC

Count the number of triangles in the picture below:

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

What is the word or phrase?