If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

What is the word or phrase?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

How many times can you subtract the number two from the number fifty?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

What makes this number unique: 8,549,176,320?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

The more of this there is, the less you see. What is it?

what's the probability of getting a king or a queen from a pack of 52 cards?