John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

Can you find the key in the picture below?

What happened when the wheel was invented?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

What does the below rebus riddle means?

What jumps when it walks and sits when it stands?

Which tank will fill first?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Guess the hidden movie name?

In which direction should the missing arrow point?