Ratio: Meaning of the Ratio

The video tutorial introduces the concept of ratios as comparisons between two numbers or quantities. It explains the different ways ratios can be written and emphasizes the importance of the order of terms. Examples from a school setting illustrate practical applications of ratios. A class survey is used to demonstrate how to calculate ratios based on student preferences. The video concludes with examples of ratios in recipes, highlighting their everyday use.

How can ratios be expressed?

• With a colon, a fraction bar, or the word 'to'

• With a comma, a multiplication sign, or the word 'or'

• With a dash, a plus sign, or the word 'by'

• With a semicolon, a division sign, or the word 'and'

Why is the order of terms important in a ratio?

• Because it changes the mathematical operation

• Because it alters the units of measurement

• Because it determines the size of the numbers

• Because it affects the comparison being made

What is the ratio of students to seats in the school example?

• 1 to 2

• 2 to 1

• 35 to 1

• 50 to 1

In the class survey, how many students did not like the snack?

• 35 students

• 28 students

• None

• 7 students

What is the lemonade mix to water ratio in Citrus Seymour's recipe?

• 5 to 1

• 1 to 5

• 2 to 3

• 3 to 2