How fast does the average train go?

Through trains go to North, South, East, North East frontier of the country. Major destinations include Amritsar, Howrah, Guwhati, Chennai, Kanyakumari. They leave from either Chatrapati Shivaji Terminus Mumbai (CSTM), Dadar or Lokmanya Tilak Terminus (LTT, Kurla). The locomotives that are used by through trains are WCAM3 (W=Broad Gauge, C=Direct Current Power, A=Alternating Current Power, M=Mixed use for freight or passenger) and WCG2 (W=Broad Gauge, C=Direct Current Power, G=Goods train) and WDM 2 (W=Broad Gauge, D=Diesel, M= Mixed carriage) and WDG 3A "Shakti" (W=Broad Gauge, D=Diesel, G=Goods haulage). WCG2 locomotives are used by passenger, goods as well as for banking trains to help them climb up the Western Ghats while going to either Pune (South) or Igatpuri (North). Also WDS 4D, WDS 4B and WDS6 as well WDM 2S (inferior service)locomotives are used for shunting duties (W=Broad Gauge, D=Diesel, S=Shunter). Trip sheds for these locomotives are situated at Chatrapati Shivaji Terminus, Kurla and Kalyan. The Electric and Diesel locomotive sheds are located at Kalyan.