It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What does this rebus mean?

O
N
C
E
TIME

Can you replace the question mark with the correct number in the below table sequence?

Find the 8 in the below-given Image.

If eleven plus two equals one, what does nine plus five equal?

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.

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

What has to be broken before you can use it?

Find the Goldfish below the given Image.

What is the longest word in the dictionary?