# The Center of Math Blog

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## Thursday, September 28, 2017

### Think Thursday 9-27-17: Bridge Crossing [Logic]

Check out this logic based Think Thursday Problem!
Be sure to let us know how you solved it in the comments below or on social media!
This problem was originally posted by MAA online.

Solution below.

## Tuesday, September 26, 2017

### Problem of the Week 9-26-17: Choosing balls from Urns [Probability]

Check out this Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

## Thursday, September 21, 2017

### Think Thursday 9-21-17: Twelve Coins

Check out this logic based Think Thursday Problem!
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

## Tuesday, September 19, 2017

### Problem of the Week 9-19-17: Four Digit Numbers

Check out this Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

## Thursday, September 14, 2017

### Think Thursday 9-14-17: Tiling with Dominoes

Welcome to our first Think Thursday Problem!
This series aims to introduce logic based problems, puzzles, and other tricky brain teasers. The problems featured here are Math related, but do not require a extensive knowledge of Mathematics to solve. We hope you enjoy this new series!

Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

## Tuesday, September 12, 2017

### Problem of the Week 9/12/1: Variables [Algebra]

Check out this Problem of the Week and enjoy this math joke.

Why did the variable break up with the constant?
Because the constant was incapable of change.

Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

## Friday, September 8, 2017

### Episode 10: Prime Number Theorem [#MathChops]

This episode of #MathChops focuses on prime numbers and their theorem. The prime number theorem describes the distribution of prime numbers becomes much more sparse and numbers get bigger. This theorem helps us quantify how many prime numbers there are less than a specific number n. The proof itself for this theorem is quite extensive, but it is still fascinating to learn about. Watch our video below to learn more about the prime number theorem.

## Tuesday, September 5, 2017

### Problem of the Week 9-5-17: Find P(0) [Algebra]

Check out this Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.