It is the relation between two numbers or two magnitudes of the same kind. 

The two values which are x and y are directly proportional to each other when x and y will either increase or decrease together, such that when one decreases, the other decreases or when one increases, the other increases as well. What kind of proportion is this?

Match the correct definition to its term.

This proportion involves identifying parts of a whole based on a given ratio of these parts.

To convert fractions to percent, we change the fraction into decimal (by performing division) and move the decimal point two places to the right; then affix the percent symbol (%).