Unit 4

Question 1

Ratio

Answer 1

Comparison between the relative size of two quantities; can be written using TO, -, or : (3:4, 3/4, 3 to 4)

Question 2

Part-to-Part

Answer 2

Relationship between one part of the whole to another part of the whole. ( 2 boys/1 girl)

Question 3

Part-to-Whole Total

Answer 3

Relationship between one part of the whole to the whole amount. (2 boys/3 students)

Question 4

Rate

Answer 4

A ratio that compares two quantities with different kinds of units. (labels)

Question 5

Unit Rate

Answer 5

A simplified ratio where the first quantity is being compared to one unit of the second quantity.

Question 6

Unit Price

Answer 6

Cost per 1 unit/item.

Question 7

Complex Fraction

Answer 7

A fraction where the numerator, denominator, or both contain a fraction, (a fraction within a fraction).

Question 8

Proportion

Answer 8

Shows that two ratios are equivalent.

Question 9

Constant of Proportionality

Answer 9

The constant ratio between two proportional quantities (usually simplified to whole numbers).