8.1- Ratios And Proportions

Question 1

Ratio

Answer 1

If a and b are two quantities that are measured in the same units then the ratio of a to b is a/b also written as a:b

Question 2

Proportion

Answer 2

An equation that equates two ratios is a proportion. If the ration a/b is equal to ratio c/d then the proportion is the statement of equality a/b=c/d

Question 3

Means

Answer 3

In a/b=c/d b and c are the means

Question 4

Extremes

Answer 4

A and d are the extremes in a/b=c/d