Keyboard words are not in alphabetical order, Why?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Can you name an animal whose killing cannot be performed without spilling your own blood?

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?

If six children and two dogs were under an umbrella, how come none of them got wet?