04-05 Stiffness and strength of timber beam |

04-05 Water flowing into triangular trough |

040 Review Problem - Volume comparisons of two water crystals |

041 Review Problem - Weight capacity of industrial soap kettle |

042 Review Problem - Water is poured by tilting the glass |

05 - 08 Number Problems in Maxima and Minima |

05 - Sum and Difference of Two Numbers Multiplied to Sum and Difference of Their Squares |

05 - Two runners moving in opposite directions in a circular track |

05 Area Enclosed by Four-Leaved Rose r = a cos 2θ |

05 Area Enclosed by r = a sin 2θ and r = a cos 2θ |

05 Three identical cirular arcs inside a circle |

06 - The Battleship Was Brought to Full Stop After 1 Hour of Voyage |

06 Area Within the Curve r^2 = 16 cos θ |

06 Circular arcs inside and tangent to an equilateral triangle |

06-07 Ladder slides down the wall |

06-09 Trapezoidal gutter of greatest capacity |

07 - A Man Covers an Unknown Distance at Different Rates |

07 Area Enclosed by r = 2a cos θ and r = 2a sin θ |

07 Area inside the larger circle but outside the smaller circle |

08 - Sound of Impact be Heard Before the Report of the Gun |

08 Area Enclosed by r = a sin 3θ and r = a cos 3θ |

08 Circles with diameters equal to corresponding sides of the triangle |

08-09 Rate of movement of shadow on the ground |

09 - 11 Rectangular Lot Problems in Maxima and Minima |

09 - Number of Leaps to Take to Catch the Lead |