Which country gets ill every time?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

How can a man go eight days without sleep?

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

Who has married many women but was never married?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Count the Triangle in the figure given below:

When my father was 31 I was 8. Now he is twice as old as me. How old am I?