Learn how to solve problems using linear programming. A linear programming problem involves finding the maximum or minimum value of an equation, called the objective functions, subject to a system of inequalities, called the constraints....

Ambulances are expensive. And they have life-saving personnel and equipment on board. But lots of ambulance rides don't

By showing people that art can be used to express what we feel, rather than what we see, Abstract Expressionism changed how we define what art is.

The foreign currency exchange market is one of the most influential markets in the world today, the New York stock exchange, the Nasdaq and the Tokyo stock exchange the three largest securities markets in the world have a daily...

$42 billion dollars. That is the amount of money grossed by films at the global box office in 2019. Impressive? Definitely. Surprising? Probably not, especially when you consider that global box office revenues have increased...

In this lesson, students will learn how to determine the exchange rate between two different currencies and use it to convert amounts. They will solve proportions to find the exchange rate and apply it to calculate the amount of one...

Foreign exchange practice questions.

In this video I explain the market for foreign exchange and national currencies.

Float it or fix it? Mr. Clifford expalins the difference between floating and fixed exchange rates and how countries peg the value of their currency to another currency.

Should you take $100 today or $200 in two years? Mr. Clifford expalins how to calculate the future value and the present value of money.

In this video I explain foreign exchange and how the value of currencies change. Remember that the trick is to remember that you supply your currency and the people in other countries demand your currency. Thanks for watching.

In this short math video we will solve a standardized math test question where we are asked to write and solve a real world system of linear equations. We will write two equations to model the given real world situation. We will...

This video lesson will provide instruction for students to learn how to find a rate from the graph of a proportional relationship. Students will be instructed how to interpret a point on a graph and use this to find the unit rate. We...

The Democratic Republic of the Congo is the world's poorest country, with a large majority of its 70 million citizens living in absolute poverty. For a long time, poverty in Africa has been seen as a purely humanitarian issue. But...

This video explains how supply and demand work, and how they affect the price of goods and services. It uses the example of a coffee shop to illustrate how changes in supply and demand can impact the price of coffee, and how businesses...

👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...

Recent news articles have brought renewed attention to financial conflicts of interest in medical science but that should not lead us to ignore other conflicts that may be equally or even more important. Career advancement and reputation...

The Lown Institute recently announced its 3rd round of “Shkreli Awards”, a top ten list of the worst examples of dysfunction in healthcare, and we thought that was pretty newsworthy

This video explains how to find the unit rate from a graph showing the relationship between time and distance. Examine three methods to determine the unit rate, emphasizing the importance of correctly identifying the dependent and...

In this lesson, students will learn how to compare prices represented in different ways and how to determine the better buy using unit rates. They will also learn how to compare the speeds of two trains by comparing their unit rates. By...

Over the past few centuries, a handful of countries reaped the benefits of fossil fuels and developed their economies, emitting a lot of greenhouse gases along the way. We now know these gases have changed the climate. But since the...

Remember when you received your first paycheck at your first job and the amount was a little lower than expected? Surprise! Some of that money was already spent for you. Have you ever stopped to figure out exactly WHAT is being bought...

The video is about a young woman who dreams of starting her own organic soap company and develops a pitch to present to her marketing director. However, she ultimately decides to quit her job and start her own business instead of...

In this video, the teacher explains the concept of unit rates by using examples and pictures. They demonstrate how unit rates compare a measured quantity to one of another measured quantity, and emphasize that unit rates always compare...