(a) What are the similarities and differences between the lines of latitude and longitude?

(b) An international cricket match between The Gambia and India is scheduled to start in Banjul (longitude 16°W) at 9.00a.m local time on 26th June. Calculate the time and day that listeners will have to tune to their radios for the start of the commentary at (i) Bombay (74°E) (ii) Pittsburg (89°W).