 <translate> Speed = 45 * 5/18 = 25/2 m/sec
Total distance covered = 360 + 140 = 500 m
Required time = 500 * 2/25 = 40 sec The final answer: (A). <yor> Iyara = 45 * 5/18 = 25/2 m/s Àpapọ̀ ibi tí wọ́n rin = 360 + 140 = 500 m Akoko ti o nilo = 500 * 2/25 = 40 sec Idahun ipari: (A). 