• #### Mixture Problems - Problem 2

##### Math›Algebra›Word Problems Using Systems of Equations
How to solve word problems when mixing two quantities with different prices and the amount of one ingredient is unknown.
• #### Economics: Cost & Revenue - Concept

##### Math›Calculus›Applications of the Derivative
How to compute the average rate of change of the amount of a drug in a patient's bloodstream over an interval of time, and how to interpret whether the amount is increasing or decreasing over time.
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• #### Compound Interest (Continuously) - Problem 6

##### Math›Precalculus›Exponential and Logarithmic Functions
How to determine interest rate needed to achieve a certain amount after continuous compounding from an initial amount.
• #### Compound Interest (Continuously) - Problem 6

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to determine interest rate needed to achieve a certain amount after continuous compounding from an initial amount.
• #### Compound Interest (Finite Number of Calculations) - Problem 3

##### Math›Precalculus›Exponential and Logarithmic Functions
Learn how to find the initial investment amount needed to get a fixed amount after time.
• #### Average Rate of Change - Problem 2

##### Math›Calculus›The Derivative
How to compute the average rate of change of the amount of a drug in a patient's bloodstream over an interval of time, and how to interpret whether the amount is increasing or decreasing over time.
• #### Compound Interest (Finite Number of Calculations) - Problem 3

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Learn how to find the initial investment amount needed to get a fixed amount after time.
• #### Specific Heat

##### Science›Chemistry›Thermochemistry
Using specific heat to predict the amount of heat absorbed or released in reactions.
• #### Relativity in Motion

##### Science›Physics›Linear and Projectile Motion
The laws of physics are not affected by varying amounts of inertia.
• #### Mixture Problems - Concept

##### Math›Algebra›Word Problems Using Systems of Equations
How to solve word problems when mixing two quantities with different prices.
• #### Mixture Problems - Problem 3

##### Math›Algebra›Word Problems Using Systems of Equations
Solving mixture word problems that involve amount and cost of items by writing a system of equations
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• #### Mixture Problems - Problem 1

##### Math›Algebra›Word Problems Using Systems of Equations
How to solve word problems when mixing two quantities with different prices and the price of the mix is unknown.
• #### Exponential Growth and Decay - Problem 4

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Determine after how many years a product will be worth a certain amount.
• #### Compound Interest (Finite Number of Calculations) - Problem 5

##### Math›Precalculus›Exponential and Logarithmic Functions
Learn how to calculate interest rate for an investment to triple in a certain amount of time.
• #### Exponential Growth and Decay - Problem 6

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Predict how many of a population will be present after a certain amount of time.
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• #### Exponential Growth and Decay - Problem 2

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to use exponential decay to find the amount of drug left in somebody's blood stream.
• #### Applied Linear Equations: Investment Problem - Problem 1

##### Math›Algebra 2›Linear Equations
How to solve an interest problem when the relationship between the amount invested in each account is known.
• #### Compound Interest (Finite Number of Calculations) - Problem 4

##### Math›Precalculus›Exponential and Logarithmic Functions
How to find finitely compounded interest rate for an investment to reach a known amount after time.
• #### Applied Linear Equations: Investment Problem - Concept

##### Math›Precalculus›Linear Equations and Inequalities
How to solve an interest problem when given the total amount deposited.
• #### Exponential Growth and Decay - Problem 5

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to use exponential decay to predict how much an item will be worth after a certain amount of time