Topic 5: Ratios & Rates

Question 1

Rate

Answer 1

A special type of ratio that compares quantities with unlike units of measure.

Question 2

Ratio

Answer 2

relationship in which for every x units of one quantity there are y units of another quantity.

Question 3

Term

Answer 3

The quantities x and y in a ratio

Question 4

Equivalent Ratios

Answer 4

Ratios that express the same relationship

Question 5

Unit Rates

Answer 5

a rate in which the comparison is to 1 unit

Question 6

Unit Price

Answer 6

a unit rate that gives the price of one time

Question 7

Constant Speed

Answer 7

the speed stays the same over time

Question 8

Conversion Factor

Answer 8

a rate that compares equivalent measures

Question 9

Dimensional Analysis

Answer 9

used to convert measures by including measurement units when you multiply by a conversion factor

Question 10

Double Line Diagram

Answer 10

used to compare two quantities

Question 11

Quantities

Answer 11

a way to compare a ratio in a mathematical way

Question 12

Ratio Table

Answer 12

this helps organize the terms of a ratio

Question 13

Pi

Answer 13

The ratio of the circumference of a circle to its diameter.

Question 14

Circumference

Answer 14

The distance around a circle

Question 15

Diameter

Answer 15

A segment that passes through the center of the circle and whose endpoints are on the circle.