Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

Which word does the below Plexor means ?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Can you place three balls such that the equation shown in the picture holds true?