12 - 14 Rectangular Lot Problems in Maxima and Minima |

12 - Circular sector inscribed in a square |

12 - Cone of maximum convex area inscribed in a sphere |

13 - Length of Belt Connecting Two Pulleys |

13 - Sphere cut into a circular cone |

13-14 Water flowing into trapezoidal trough |

13^655: Find the last digit of a number raised to a large power |

14 - Area the goat can graze inside a right triangular lot |

14-15 Ladder reaching the house from the ground outside the wall |

15 - 17 Box open at the top in maxima and minima |

15 - Sum of Circumference af all the Circles |

15-16 Movement of shadow from light at eye level |

16 - Light placed above the center of circular area |

17-18 A man in a motorboat needs to catch a bus |

17-18 Rate of shadow in the wall of a building |

18 - 20 Rectangular beam in maxima and minima problems |

19 Direction of the man to reach his destination as soon as possible |

19-21 Two cars driving in parallel roads |

20-21 Width of the second corridor for a pole to pass horizontally |

21 - 24 Solved problems in maxima and minima |

22 - Smallest cone that may circumscribe a sphere |

22-24 One car from a city starts north, another car from nearby city starts east |

226 - Moment of force about different points |

227 - Moment of resultant force about a point |

228 Intercepts of the resultant force |