By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Why Wine Glass Stem is so long?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?