# General SAT (College Board) Mathematics: Questions 18 - 23 of 101

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## Question number: 18

» Angles, Arc Lengths, and Trig Functions

Appeared in Year: 2008

### Question

In the figure above, . What is the value of y? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 60 | |

b. | 55 | |

c. | 70 | |

d. | 65 | |

e. | 75 |

## Question number: 19

Appeared in Year: 2010

### Question

The average (arithmetic mean) of five numbers is 80. If a sixth number, 80, is added to the group, what is the average of the six numbers? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 60 | |

b. | 30 | |

c. | 80 | |

d. | 90 | |

e. | 75 |

## Question number: 20

Appeared in Year: 2010

### Question

In the figure above, is an obtuse angle, what is the value of ? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 30 | |

b. | 58 | |

c. | 10 | |

d. | 15 | |

e. | 64 |

## Question number: 21

» Right Triangle Word Problems

Appeared in Year: 2008

### Question

In the figure above , what is the area of triangle AEC? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 6 | |

b. | 1 | |

c. | 4 | |

d. | 2 | |

e. | 8 |

## Question number: 22

» Angles, Arc Lengths, and Trig Functions

Appeared in Year: 2010

### Question

In the figure above, line bisects , and the measure of is . What is the value of ? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 160 | |

b. | 40 | |

c. | 140 | |

d. | 80 | |

e. | 120 |

## Question number: 23

» Linear Inequality and Equation Word Problems

Appeared in Year: 2010

### Question

A colony of bacteria grows such that days after the start of an experiment, the number of bacteria is , where is the number of bacteria at the start of the experiment. If there are 10,000 bacteria 6 days after the experiment’s start, what is the value of ? (January)

### Choices

Choice (5) | Response | |
---|---|---|

a. | 5,000 | |

b. | 1,250 | |

c. | 2,500 | |

d. | 3,333 | |

e. | 1,667 |