I have eight fingers and two thumbs but I do not live. What Am I?

What is the word or phrase?

Why did the Girl throw the butter out of the window?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

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?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?