Category Archives: Math in my World

WCYDWT In-n-Out: Then and Now

Posted on February 12, 2011 by

So I was in In-n-Out last night and I noticed the pictures on the wall: My first thought was “man, I wish it was still that cheap.”  Then I looked longingly at the menu to see the prices I paid: I … Continue reading →

Posted in Math in my World | 6 Comments

restaurant.compound discounts

Posted on December 10, 2010 by

My dad uses restaurant.com to buy gift certificates at restaurants.  As they boast on their website: Pretty good deal, right?  Even better though, a quick google search for restaurant.com coupons yields this: So if you use both the coupons, what percent discount do … Continue reading →

Posted in Math in my World | 3 Comments

The World’s Largest Menu

Posted on November 20, 2010 by

How large is it though?  Just looking at the different ways to choose up to four toppings, I count over 30,o00 different possibilities.  I challenge anyone to find a menu with over 30,000 dishes on it. Edit: In a sad attempt … Continue reading →

Posted in Math in my World | 3 Comments

Does Math Have a Place in Other Subjects?

Posted on September 18, 2010 by

This is what I use as a bookmark.  I found it in a book at a thrift store and kept it.  When I saw it, I got really excited thinking I just earned 500,000 pesos.  That has to be worth … Continue reading →

Posted in Math in my World, Rational Cube | 3 Comments

Bathroom Math

Posted on September 15, 2010 by

Behold – the mathematician’s laboratory: While I was relieving myself of large amounts of coffee, I couldn’t help but read what was right in front of my face.  It’s not often that I stumble upon such a perfect example of ratios and percents.  I … Continue reading →

Posted in Math in my World | 1 Comment