How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

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?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Why is it very easy to weigh a fish?

Decode the movie name from the below picture?