A person goes from J to K at a speed of 55 km/hr. He comes back from K to J at a certain speed. If his average speed is 660/17 km/hr, then what was his speed while moving from K towards J?
- AOption (a)
24 km/hr
- BOption (b)
38 km/hr
- COption (c)
30 km/hr
- DOption (d)
42 km/hr
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Correct answer
24 km/hr















