There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

You can hear me, but you can't touch or see me.

What am I?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you count the number of triangles in the picture below?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

What kind of band never plays music?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?