How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

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

It is always ahead of me yet I can never see it. What is it?

Find out the number of circles in the given picture having Illusion

I’m tall when I’m young, and I’m short when I’m old. What am I?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?