151 | Total surface area of hemisphere (given radius) | |

152 | Volume of barrel (cask) (given radii and height) | |

153 | Middle radius of Barrel (given volume,top radius and height) | |

154 | Top or bottom radius of barrel (given volume,middle radius and height) | |

155 | Height of Barrel (given volume,middle radius and top radius) | |

156 | Euclidean distance between two points of the plane with Cartesian coordinates | |

157 | Euclidean distance between two points in three-dimensional (3D) space with Cartesian coordinates | |

158 | Length of hypotenuse of right triangle with Pythagorean theorem | |

159 | Length of side b of right triangle in Pythagorean theorem | |

160 | Length of side a of right triangle in Pythagorean theorem | |

161 | Non-negative square root of a non-negative real number | |

162 | Square of a real number | |

163 | Percentage of a number (amount) in a given total | |

164 | Calculate a number (amount) (given percentage and total) | |

165 | Calculate the total given a percentage of the total | |

166 | Power or exponentiation (given base and exponent) | |

167 | n-th term of a geometric sequence or geometric progression with initial value and common ratio | |

168 | Time needed for two workers to do a job together (group work) (given individual capacities) | |

169 | n-th square pyramidal number or pyramid number | |

170 | n-th term of arithmetic progression (AP) or arithmetic sequence (given common difference) | |

171 | Initial term of arithmetic progression or arithmetic sequence (given n-th term and common difference) | |

172 | Common difference of arithmetic progression or arithmetic sequence (given first and n-th terms) | |

173 | Arithmetic series (given initial term,n-th term,arithmetic progression,arithmetic sequence) | |

174 | Arithmetic series (given initial term,common difference,arithmetic progression,arithmetic sequence) | |

175 | Initial term of arithmetic progression or arithmetic sequence (given n-th term,arithmetic series) | |