DSSSB · Mathematics
A cyclist travels a certain distance in two equal halves. He covers the first half at a speed of 20 km/hr and the second half at a speed of 30 km/hr. What is his average speed for the entire journey (in km/hr)?
- 40
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- 24
- 50
A cyclist travels a certain distance in two equal halves. He covers the first half at a speed of 20 km/hr and the second half at a speed of 30 km/hr. What is his average speed for the entire journey (in km/hr)?
- 40
- 25
- 24
- 50
Answer and detailed solution are available in the protected study screen.
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