By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What is the next shape from answers A, B, C, and D figure?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Why is Saturday stronger than Monday?

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?

It begins where the time ends.
Its second is an expression of surprise.
Its third is a question.
Its fourth is urinate.
It ends with a drink.

Which country it is?

Can you find out the total number of triangles in the given figure?

What do you see in the image below

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?