Count the number of lines in the image below ?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

What word is pronounced the same if you take away four of its five letters?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

I know a nine-letter word having only one vowel.
Do you ?

Solve the counting riddle by identifying the number of triangles in the given picture.

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?