Question

12.A train covered 120km in first two hours, 40 km in next half an hour and 25
km in the next hour. What was its average speed during this period?
aristochu 1620% in every two vears If its present price​

Answer 1

Answer:

first add all the distance covered by the train and next add time taken by the train

speed= distance ÷ time

speed= 185km ÷ 3.5

speed= 52.85km/hr is the average speed of train

plz mark my answer as brainless