How can you drop a raw egg from a height onto a concrete floor without cracking it?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

I have two sand hourglasses:
1. A 7 minute one and
2. An 11-minute one.

Using just these 2 sand hourglasses, how can I measure time as 15 minutes?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

what does the below math rebus puzzle mean?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

Can you decipher the below rebus?

PBLUESAISNUERSES