 Ratio, a selection of answers to questions
about ratios from the Dr. Math archives.
 Rate vs. Ratio
 What is a rate? What is a ratio? Are all rates ratios, and are all ratios rates?
 What Is a Ratio?
 I need to know what a ratio is and how to do it.
 Definition of Ratio
 How is 'ratio' defined by mathematicians?
 Ratios: Second Number
 What does the second number in a ratio stand for?
 Figuring Ratios
 How do you figure the ratio of something?
 Finding and Working with Ratios
 What is the ratio of the circumference of a circle to its radius?
A snail can move i inches in m minutes. How many feet can it move
in h hours?
 Find the Ratio: 0.0625 : 0.09375
 Please help me find the ratio of 0.0625 : 0.09375 and tell me how to do it.
 Ratio of Apples to Pears to Oranges
 If the ratio of apples to pears to oranges is 7:8:10, how many pears
are there if the total number of fruits is 500?
 Ratio and Proportion: Beaches and Hawks
 On a map, the scale states that 3 inches represent 125 miles.
Two beaches are 5.2 inches apart. How far apart are they in miles?
 Height/Weight Ratio
 You have a friend who weighs 155 pounds, but is only 5 feet 4 inches
tall. What is the heighttoweight ratio of your pal?
 Cost of Cleaning a Building
 If I clean a 3200 square foot building five nights per week for a sum of
$575.00 per month, what is the cost per square foot?
 Solving a Ratio with and without a Diagram
 In an auditorium, the ratio of the number of girls to the number of boys
was 5:9. When 203 girls entered the auditorium, the new ratio of the number
of girls to the number of boys became 4:3. How many pupils were in the
auditorium at first?
 Ratios as Fractions
 How do you put ratios into simplest form?
 Converting Ratios to Percentages
 How do I convert 1:200 to a percentage?
 Comparing Ratios and Fractions
 What are the differences between ratios and fractions?
 Writing Ratios
 How can I write a ratio in three different ways?
