# Mathematics and Statistics

Welcome to the portal about Mathematics and Statistics.

## New Topics

### How many seconds does a day have?

Of how many seconds does a complete day actually consist? Does anyone know? That must really be quite a...

### How many seconds does an hour have?

Can someone tell me how many seconds there are actually in one hour? I'm not in the mood to calculate this by...

### How many minutes does a day have?

Can someone tell me how many minutes a day has? We have to answer that question at school and I have no idea how to come up with a...

### The first 100,000 Digits of Pi

I have often been asked the question, how many decimal places Pi actually has. The answer is: Pi is an irrational number and therefore it is...

### How many decimal places does Pi have?

When entering the number Pi in my pocket calculator, I exactly get 9 decimal places displayed (3,141592654). Recently, my teacher told us that in...

### Convert Fractions into Percentages

I have to convert some fractions to their corresponding percentages for a piece of homework. The task is for example that fractions like 1/2, 1/5,...

Square: 1 day = 86400 seconds The calculation is quite simple: 1 day consists of 24 hours, each of these hours consists of 60 minutes and each of these...

Question | How many seconds does a day have?

Guest: A second has 3600 seconds. I googled that...

Question | How many seconds does an hour have?

Square: 1 hour = 3600 seconds The calculation is quite simple: 1 minute consists of 60 seconds, 1 hour consists of 60 minutes. All you have to do is to...

Question | How many seconds does an hour have?

Square: 1 day = 1440 minutes One day has 1440 minutes. This can be calculated relatively easily if you know that a day has 24 hours and every hour consists...

Question | How many minutes does a day have?

Square: Writing out pi completely with all of its decimal places is impossible according to the current state of science. The reason is that the current...

Square: Pi is an irrational number, thereby it is endless and infinite long. Therefore, no one can tell you an exact number of decimal places for pi, because...

Question | How many decimal places does Pi have?