 
<translate> Speed = 45 * 5/18 = 25/2 m/sec Ngụkọta anya e mere = 360 + 140 = 500 m Oge achọrọ = 500 * 2/25 = 40 sec Azịza ikpeazụ: (A). <eng> 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). 