What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

Which country gets ill every time?

what does the below math rebus puzzle mean?

What occurs twice in a week, once in a year but never in a day?

When it is alive we sing, when it is dead we clap our hands. What is it?

A man dies of old age on his 25 birthday. How is this possible?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

Why is the Hole below a Lock?