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If a person walk at 14 km/h instead of 10 km/h he would have walk 20km more what is the actual distance travelled?

A70 km

B50 km

C20 km

D28 km

Answer:

B. 50 km

Read Explanation:

In 1 hr he walked 4 more km So the time taken to travel 20 km is = 20/4 = 5hr Total distance= 5 × 10 = 50km


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The speed of boat in downstream is 16 km/hr and upstream is 10 km/hr. Find the speed of boat in still water?

A person travelled a distance of 60 km and then returned to the starting point. The time taken by him for the return journey was 12\frac{1}{2} hour more than the time taken for the outward journey, and the speed during the return journey was 10 km/h less than that during the outward journey. His speed during the outward journey (in km/h) was:

ഒരാൾ A യിൽ നിന്ന് B യിലേക്ക് 60 km/hr വേഗതയിലും തിരിച്ച് B യിൽ നിന്ന് A യിലേക്ക് 40 km/hr വേഗതയിലും യാത്ര ചെയ്താൽ യാത്രയുടെ ശരാശരി വേഗത എത്ര ?
In a circular race of 4225 m, X and Y start from the same point and at the same time at speeds of 54 km/h and 63 km/h. When will they meet again for the first time on the track when they are running in the opposite direction?
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