# Final Exam 8th Grade Math Review: Question Preview (ID: 25840)

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What is 0.005007 written in scientific notation? |
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a) 5.007 x 10^3 | b) 5.007 x 10^-3 | c) 5.007 x10^4 | d) 5.007 x 10^-4 | |

Between what 2 integers does -sqrt(47) lie? |
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a) -4 and -3 | b) -5 and -4 | c) -6 and -5 | d) -7 and -6 | |

A square box lid has an area of 40 sq in. What is the best estimate of the length of one side? |
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a) 6 inches | b) 6.5 inches | c) 6.3 inches | d) 7 inches | |

In the equation y=x+1, what is teh y intercept? |
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a) x | b) y | c) 1 | d) = | |

In the equation y=3x-3, what is the slope? |
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a) 3 | b) -3 | c) x | d) -3x | |

Miguel earns $9/ hr. His hourly wage will increase by 70 cents every 5 months. In a function that models his avg hourly wage in months, what is the slope? |
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a) $0.50 | b) $0.14 | c) $0.70 | d) $9 | |

In the equation h=-3t+18, is the slope negative or positive? |
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a) positive | b) negative | c) | d) | |

Which is a linear equation? |
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a) y=3-2x | b) y=-7x^2 | c) y=2-3x^3 | d) y=-7x^3 | |

Find the length of the hypotenuse is the two legs are 3 and 7 |
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a) 9.49 | b) 3.16 | c) 7.62 | d) 10.00 | |

Find the missing leg if one leg is 6 ft and the hypotenuse is 10 ft. |
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a) 7 ft | b) 8 ft | c) 9 ft | d) 10 ft | |

On question 57, what is true about the data? |
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a) positive correlation | b) negative correlation | c) no correlation | d) | |

For question 59, what is true about the data? |
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a) positive | b) negative | c) no correlation | d) | |

What is a potential benefit to making financially responsible decisions? |
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a) Having a high credit score | b) less money in your savings | c) not being able to finance a car | d) being charged a higher credit interest rate | |

Find the unknown leg if the hypotenuse is 28 and a leg is 2, round to the tenths7 |
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a) 7 | b) 7.5 | c) 7.4 | d) 7.1 | |

Is the sqrt of 9 rational or irrational? |
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a) rational | b) irrational | c) | d) | |

Express the fraction 3/16 as a decimal |
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a) .9 | b) .1875 | c) .17777 | d) .161616161616 | |

Is .02002000200002... rational or irrational? |
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a) irrational | b) rational | c) | d) | |

What kind of number is sqrt (2)? |
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a) irrational | b) rational | c) | d) | |

Which of the following is an irrational number? |
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a) sqrt 21 | b) 2.59 | c) sqrt 81 | d) -1/3 | |

On the graphing calculator, how do find the square root of a number |
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a) press ctrl then x^2 | b) press ctrl then + | c) Press ctrl then = | d) press ctrl then enter | |

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