An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

What is common among 11, 69, and 88?

Out of four images which one is the odd one out?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

The dirtier I get, the whiter I look. Who am I?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

Replace the question mark in the picture below.

What is the Surname of Barbie Doll?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145