A professor thinks of two consecutive numbers between 1 and 10.
‘A’ knows the 1st number and ‘B’ knows the second number.
They both have a conversation:
A: I do not know your number.
B: Neither do I know your number.
A: Now I know.
There are four possible solutions to this. What are the numbers?
Riddle AnswerCan you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?
Riddle AnswerSuppose you want to send in the mail a valuable object to a friend. You have a box that is large enough to contain the object and the box can be fitted with multiple locks.
Both of you also have several locks and their corresponding keys. However, your friend does not have the keys to any of your locks. If you send a key in an unlocked box, there is a danger of theft.
How can you send the object securely to your friend?
Riddle Answer