- Copyright 1991,1996, 1997, 1998 John Richard Coffey.
- If you find any errors, then please let me know.- John.
- Please use the links below to center the problems, find the solution, and to advance to the next problem.

4W0081 [solution] |
_____ | 4W0082 [solution] [Next] |

4W0083 [solution] |
_____ | 4W0084 [solution] [Next] |

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4W0085 [solution] |
_____ | 4W0086 [solution] [Next] |

4W0087 [solution] |
_____ | 4W0088 [solution] [Next] |

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