A person goes from A to B at 40 km/h and returns from B to A at 60 km/h. His average speed for the whole journey is:
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Correct answer: (C) 48 km/h
From DSSSB TGT Computer Science Full Mock Test 1
This is question 50 of DSSSB TGT Computer Science Full Mock Test 1. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.