Read the following information and Tables and answer the questions.

BHUBANESWAR, CHENNAI, KANYAKUMARI, KOCHI, MUMBAI and VIZAG are 6 major Indian cities. For some reason people use only a certain mode of transport between a pair of cities. The modes of transport are provided in Table 1, while in Table 2 the distances between different pairs of cities are given. Table 3 provides the speed of the mode of transport and the cost associated with each of them.

                                                                               Table 1: Mode of Transport between Cities

                                                                      Table 2: Distance between Cities (KM)

                                                                    Table 3: Mode of Transport and Cost