What Time Should the last watch show in the below figure?

If you say my name, I will no longer exist. What am I?

What question can you never answer yes to?

What do you see in the image below

What does this simple rebus mean?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

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?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

How many triangles are there on the puzzle below?