Ratio and Proportion: Solving Word Problems Involving Proportions
This clip presents two word problems involving proportions which require dividing both sides of an equation by the same number. The answers are checked by forming cross products which are equal.
Ratio and Proportion: Summary: Ratio and Proportion
This clip summarizes the key points pertaining to ratio and proportion. It explains that a ratio is a kind of fraction used to describe the relative sizes of two numbers, also noting that a proportion is a statement that..
Rational Decision Making
Decisions shape the destiny of organizations. Sound decision making--the ability to make a rational choice among alternatives--is one of the most critical managerial skills.
Rational Expressions that Equal - 1
Rational expressions that equal -1 are recognizable: the terms in the numerator are identical to the terms in the denominator except for their signs, which are opposite.
Rational Numbers Review
In a rational number, the numerator can be any integer and the denominator can be any integer except zero. A rational expression is like a rational number. In a rational expression, the numerator and denominator can be a..
Rationalism
Philosopher Stephen Toulmin talks about rationalism, concluding that there have always been two driving forces behind it. On one hand, Professor Toulmin says, it comes from the desire to make theories as elegant as possi..
Rationalizing the Denominator with Variables in the Radicand
Rationalizing the denominator with a variable in the radical is demonstrated.
Ratios
Ratios express the relationship between two numbers and can be used in two ways: to compare the past and present performance of the company itself, and to compare the company's performance with that of its competitors. R..
Reactions to Change
Whether change is driven by outside forces or by decisions made within an organization, the initial reaction of most employees is frequently negative.
Reagan Triumvirate, The
Former Secretary of State James A. Baker talks about the way he, Ed Meese and Mike Deaver split up responsibilities as President Reagan's three most influential staff members during the first term of the Reagan presidenc..