# How to Calculate Mass Ratio?

The mass ratio of a chemical reaction is defined as the percentage of mass of a product species that was contributed by one or more reactant species. For example, water -- H2O -- is composed of hyd...
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http://www.ehow.com/how_8326233_calculate-mass-ratio.html

## How to Calculate a 1:10 Ratio?

Scale ratios are often used to describe models of things such as trains, cars or motorcycles. These items are often referred to as scale models because they are not merely smaller versions of the i...
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http://www.ehow.com/how_8235777_calculate-110-ratio.html

## How to Calculate a Debit Ratio?

The debt ratio for a company measures the amount the company has borrowed against the value of the company's assets. A high debt ratio means a company has borrowed large amounts relative to the val...
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http://www.ehow.com/how_8144205_calculate-debit-ratio.html

## How to Calculate Tangent Ratio?

You can use the tangent ratio to calculate an unknown side of a right triangle if you know one angle other than the right angle and one side other than the hypotenuse, which is the longest side opp...
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http://www.ehow.com/how_8259628_calculate-tangent-ratio.html

## How to Calculate Missing Ratio?

A ratio is a way of comparing the sizes of two different numbers. A ratio is closely related to the concept of a proportion, which is an equation that uses ratios to compare the sizes of two differ...
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http://www.ehow.com/how_8396739_calculate-missing-ratio.html