Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

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

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

Can you count the number of squares in the given picture?

What has 88 keys?

Birbal was jester, counsellor, and fool to the great Moghul emperor, Akbar.
The villagers loved to talk of Birbal's wisdom and cleverness,
and the emperor loved to try to outsmart him.
One day Akbar (emperor) drew a line across the floor.
"Birbal," he ordered, "you must make this line shorter, but you cannot erase any bit of it."
Everyone present thought the emperor had finally outsmarted Birbal.
It was clearly an impossible task.
Yet within moments the emperor and everyone else present had to agree that Birbal had made the line shorter without erasing any of it.
How could this be?

Count the number of triangles in the picture below:

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

How is the moon similar to a dollar?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?