With the help clues provided in the image, can you find the 5 digit key?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

John was drowned by he was not wet. How?

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

Find the number of squares in the below-given picture.

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Which is the rope you never skip with?

81 x 9 = 801. What must you do to make the this equation true?