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# mhphall prealgebra

### Chapter 6 Vocabulary

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

What is a commission? | A commission is an amount paid based on how much you sell. |

What is a complement? | The complement of an event is the opposite of that event. |

What are cross products? | The products ad and bc are called the cross products of the proportion a/b = c/d. |

What is a discount? | When an item goes on sale, the amount of the price decrease is the discount. |

What is an event? | An event is any outcome or group of outcomes. |

What is an indirect measurement? | Indirect measurement is using similar figures to compute distances that are difficult to measure directly. |

What is markup? | Markup is the amount of increase a store charges for a product. |

What are odds? | Odds are a ratio that describe the likelihood of an event. |

What are outcomes? | OUtcomes are the possible results of an action. |

What is percent? | A percent is a ratio that compares a number to 100. |

What is percent of change? | The percent a quantity increases or decreases from its original amount is the percent of change. |

What is proportion? | A proportion is an equality of 2 ratios. |

What is rate? | Rate is a ratio that compares quantities in different units. |

What is unit rate? | Unit rate is a rate that has a denominator of 1. |

What is ratio? | A ratio is a comparison of 2 quantities by division. |

What is a scale drawing? | A scale drawing is an enlarged or reduced drawing that is similar to an actual object or place. |

What are similar figures? | Similar figures have the same shape, but not necessarily the same size. |

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magcota