Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

How many triangles are there in the picture below?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

You can see it everyday, But cannot touch it at will. What is it?

One evening there was a murder in the home of a married couple, their son and daughter. One of these four people murdered one of the others. One of the members of the family witnessed the crime.

The other one helped the murderer.

These are the things we know for sure:

1. The witness and the one who helped the murderer were not of the same sex.

2. The oldest person and the witness were not of the same sex.

3. The youngest person and the victim were not of the same sex.

4. The one who helped the murderer was older than the victim.

5. The father was the oldest member of the family.

6. The murderer was not the youngest member of the family.

Who was the murderer?

By what process could you make a 'Tea-Table' into food?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

No one wants to have it, but if one got it, he does not want to lose it. What is It?