Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

Our product and our sum always give the same answer. Who are we?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

If 1+9+8=1, what is 2+8+9?

You need to remove two matchsticks to make the below equation true. Can you do it ?

What does the below image rebus riddle means ?