While the population statistic is around 102 men : 100 women, the birth rate is more skewed. Approximately 107 men are born for every 100 women. However, over time that number seems to even out. Over the course of millions of years of...

Humidity is simply a measure of how "wet" the air is in a specific place, or the amount of water vapor present in the air. However, it's important to note that humidity is an umbrella term that can refer to three different types of...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q2, which involves ratios. Students will understand the concept of ratio division, including the definition and formula for finding the share of...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q11, which involves finding the density of a solid sphere. Students will learn how to use the formula for the volume of a sphere to find its...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q11, which involves unit conversion. In this video, we will start by reviewing the basic units of length and time and their relationship. Then,...

This is the follow-up to part 2, where I talk about two other ways Peripheral Resistance is regulated - Looking at Blood Viscosity and Total Blood Vessel length.

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q6, which involves calculating compound interest. Students will understand the concept of compound interest and how it differs from simple...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q5, which involves solving for distance traveled. Students will understand how to use time and average speed to calculate distance traveled by...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q2, which involves force. By using the formula for pressure and the given dimensions of the rectangle, we will work through the steps to...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q23, which involves vector theory. We will use vector methods to find the position vectors of the points and show that they are linearly...

Sandro Botticelli's well-known painting, The Birth of Venus has a very particular philosophy of beauty embedded within in. He used the Golden Ratio in his composition. Here's the story behind the painting.

The video discusses the importance of financial ratios in measuring and assessing the performance of businesses in various financial areas. It explains the benefits and drawbacks of using financial ratios for different stakeholders such...

The video is a lecture on the tangent function and its relation to trigonometry. The lecturer explains the importance of accurately labeling triangles and knowing the specific values of the tangent function at certain angles. They also...

This video, explains the concepts of part-to-part ratios, part-to-total ratios, and rates, and highlights the importance of correctly identifying the type of ratio in order to solve problems accurately. The decision tree method is...

It explains Ohm's law and its experimental verification as well as resistance and its SI unit.

The video explains the concept of empirical formula in chemistry. The video also talks about how to convert the molecular formula into the empirical formula and vice versa. The video presents examples of how to determine the empirical...

This program provides a conceptual foundation to help students understand how to convert between English and metric units of mass, volume, length, and temperature. The program also discusses how it is possible to convert between units of...

ACT SAT Prep How to determine the SINE of an angle given a right triangle and it's sides

This video teaches how to divide a line segment in a given ratio. We use the example of dividing line AP in the ratio 3:2 and go through each step to achieve this.

👉 Learn how to find the rate of change from a table of values. The rate of change of a set of data listed in a table of values is the rate with which the y-values are changing with respect to the x-values. To find the rate of change from...

In this lesson, students will learn how to determine if a fence is parallel to a river by analyzing a diagram. By measuring the sides of triangles and comparing their ratios, they can determine if the fence is parallel.

This lesson is about analyzing the balance sheet to formulate questions for management. It covers liquidity, efficiency ratios, good and bad assets, and liabilities and equity ratios. The video uses a steel fabrication company as an...

This lesson discusses the liability side of the balance sheet, focusing on amounts owed to others and sources of financing such as supplier credit and credit cards. It also explores the use of debt as a way to fund a business and the...

👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...