What has a ring but no finger?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Solve the equation in the image by looking at the pattern closely.

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

I can write cow in 13 letters.

Can You?

What do you call a fish without an eye?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?