Mathematics
Medium
Question
A person travels from x to y at a speed of 40Km/h and returns by increasing his speed 50%. What is his average speed for both the trips?
A
36km/h
B
45km/h
C
48km/h
✓ Official correct answer
D
50km/h
Community credibility
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A
36km/h
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B
45km/h
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C
48km/h
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D
50km/h
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