It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

O_er_t_o_

Complete the missing letters of the given word.

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

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?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A cat, a dog and a monkey were stolen. 3 suspects got caught: Harish, Manoj and Tarun. All we know is each person stole one animal, but we do not know who stole which. Here are the investigation statements. Harish said: Tarun stole the cat. Manoj said: Tarun stole the dog. Tarun said: They both were lying. I did not steal the cat or the dog. Later on, the police found out the man who stole the monkey told a lie. The man who stole the cat told the truth. Can you find out who stole which?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

What is black when you buy it, red when you use it, and gray when you throw it away?