Can you find out who is the kidnapper in below Picture and why, Explain ?

You see me once in June, twice in November, and not at all in May. What am I?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

What is the centre of gravity?

With the help clues provided in the image, can you find the 5 digit key?

Replace the question mark with the correct number in below Picture:

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?