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Math Topics

Quantitative Literacy

Rates, Ratios, Proportions, and Percents

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Ratios

A solution of alcohol and water contains \(15\) milliliters of water and \(5\) milliliters of alcohol. Find the ratio of alcohol to water, water to alcohol, water to total solution, and alcohol to total solution. Write each ratio as a fraction and reduce to lowest terms.

Suppose a pizza restaurant advertised the prices shown in the book for their deep dish pizza. Use the information to find the ratio of the cost of the large cheese pizza to the medium cheese pizza.Then change the ratio to a decimal rounded to the nearest tenth.

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Rates and Unit Pricing

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Proportions

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Applications of Proportions

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Percents, Decimals, and Fractions

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Percent Problems

The American Dietetic Association recommend eating foods in which the number of calories from fat is less than \(30\%\) of the total number of calories. According to the nutrition label, what percent of the total number of calories are fat calories?

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General Applications of Percent

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Unit Analysis: Length

**Mini Lecture**

Make the conversions by multiplying by the appropriate conversion factor. Write the answer as a whole number or mixed numbers.

\(27\) inches to feet

\(2\) yds to feet

\(4.8\) km to meters

New pencils are \(19\) cm long. Convert to meters

A furlong is \(220\) yds, how many feet are in \(12\) furlongs?

Convert \(55\) miles/hour to feet/second