Why did the Girl throw the butter out of the window?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

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?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

How many times do a clock's hands overlap in a day ?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

Which point will the car reach to go out?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

What does an Island and the letter T have in common?

What do you see in the image below