1.

Note: 3.84% = 1/26 of fraction.Find the average Speed in km/h of the train for the whole journey.1). 120 km/h2). 110 km/h3). 140 km/h4). 130 km/h

Answer»

Distance TRAVELLED by TRAIN = 2600[1 - (1/26) - (1/52)] = 2450 Km

Time TAKEN by train = 2450/196 = 12.5 Hours

Additional time = 5 hours

AVERAGE Speed = 2450/(12.5 + 5) = 140 km/h


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