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# Rates, Ratios

### Rates, Ratios and Proportions

Question | Answer |
---|---|

Rate | Comparing two different quantities |

Ratio | Comparing two quantities |

Unit Rate | Comparing anything to one |

Proportion | Two ratios that are equivalent are said to be in proportion |

Equivalent ratio | Two ratios which have the same value when simplified. |

Percent | One part of a hundred. |

Linear relationship | the relationship between two variables in which as one increases, the other value increases at a constant rate. |

Proportional relationship | a relationship between two equal ratios |

Slope | is a measure of steepness of a line |

y- intercept | y intercept is the point where the line cuts the y axis |

Origin | Origin is where the x and the y axis meets |

Quadrant | a coordinate plane is divided into 4 quadrants |

Coordinates | a group of numbers used to represent the location of a point in a coordinate plane |

Simple Interest | A quick method of calculating loan amount through fixed interest rate |

Tax | Amount paid to the government |

Mark Up | the amount added to the cost price of goods to make a profit. |

Markdown | a reduction in price, discount,the amount by which a price is reduced. |

Commission | amount of money an employee earns when they sell something in addition to their salary |

Expression | A mathematical phrase that contains operations, numbers, and/or variables |

Equation | A mathematical sentence that shows that two expressions are equal |