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49-72 of 81 results for Materials Authored by Rudy Lopes

Molarity is the concentration of a solute in a solution, and learning how to calculate it is a key chemistry concept.... see more

A mole represents 6.022x10^23 atoms. An element's atomic mass is the mass of a single atom of that element. This Formula... see more

What are complex numbers, and what's up with this imaginary number i? Use this Tab Tutor Series program to learn about... see more

Converting between degrees and radians is a key math concept. This Formula Solver! Series program will walk you through... see more

Use this Formula Solver! Series program to learn how to calculate the secant of an angle. It's great for checking your... see more

Explore how to use sine and arcsine in a triangle using this Formula Solver! Series program. Use it to check your... see more

Review how the basic concept of the sine function works, using this Formula Solver! Series program. Use it to check your... see more

A subsidiary ledger, or subledger, breaks out a single general ledger account into subgroups that share common... see more

This Formula Solver walks you through the steps to calculate depreciation with the sum-of-the-years-digits method (SYD).... see more

This Formula Solver program walks you through the steps for solving a system of two linear equations in two variables,... see more

Explore how to use tangent and arctangent in a triangle using this Formula Solver! Series program. Use it to check your... see more

Review how the basic concept of the tangent function works, using this Formula Solver! Series program. Use it to check... see more

What is the imaginary number i, and how is it used? This tutorial will teach you all about it.

The TIE Ratio shows the ability to pay interest charges out of earnings. (TIE stands for times interest earned.) This... see more

The total assets turnover ratio measures the use of all assets in terms of sales, by comparing sales with net total... see more

The Accounting Cycle is a series of steps which are repeated every reporting period. The process starts with making... see more

Adjusting Entries are journal entries that are made at the end of the accounting period to adjust expenses and revenues... see more

The chart of accounts is a numerical listing of all identified accounts used by a company to record transactions. Learn... see more

This interactive tutorial explains the current ratio by walking you through the steps, including where to find Current... see more

The dividend payout ratio shows the portion of earnings distributed to stockholders. This interactive tutorial explains... see more

The dividend yield ratio shows the earnings distributed to stockholders related to the value of the stock, as calculated... see more

The general ledger is where all accounting transactions are posted in a double entry system using debits (on the left)... see more

The gross profit ratio indicates how much of each sales dollar is available to meet expenses and profits after merely... see more

Learn about the structure and contents of a multi-step income statement by examining one for the fictitious company Bogus... see more