Why is the longest human nose just 11 inches?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

How can you take 2 from 5 and leave 4?

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

What has many keys but can’t open a single lock?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

How many triangles are there in the picture below?

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?