Do You See It?

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?

There's a day, that comes around once a year.
To celebrate the man, you hold dear.
He gave you life, love and will pick you up if you fall.
When it comes to guys like him, He's the best of all.
Who is he?

No matter how little or how much you use me, you change me every month. What am I?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

A bomb exploded in a room full of married couples and no one died. How?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

Can you spot the man between the coffee bean in the picture below ?

What is the difference between a jeweller and a jailer?