How can one talk without saying a single word?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

Find the number of squares in the below picture

Find the last number in the series below:

voN luJ yaM raM ---

Which English verb becomes past tense just by rearranging the letters?

Complete the table series riddle by finding the number that can replace "??".

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Why did Buffon take the goal with him after every Juventus match?

Identify the 10 differences between the two given pictures.

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?