Can you decipher the two rows to find the hidden word?

Can you name some countries which do not have the alphabet 'A' in them?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What is so fragile that saying its name breaks it?

Can you find the mistake in the below statement?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

If six children and two dogs were under an umbrella, how come none of them got wet?

If all the below statements are true

1. Gianni was either in Italy or France in 1997.
2. If Gianni did not kill Versace, Hilton must have killed him.
3. If Versace died of suffocation, then either Gianni killed him or Versace committed suicide.
4. If Gianni was in Italy in 1997, then Gianni did not kill Versace.
5. Versace died of suffocation, but he did not kill himself.

Who killed Versace and where was Gianni in 1997?

Which is faster, Heat or Cold ? Explain.