Given that the lengths of the paths of a balls thrown with different speeds of two boys are the same, if they take 6 seconds and 10 seconds respectively to cover the same length, what is the average speed of travel for the first throw, if the speed for the second is 102 km/h?
Answer & explanation
Correct answer: option 1
Ist : IInd
Time 6 : 10
3 : 5
Speed 5 : 3
↓ ↓
×34 ×34
↓ ↓
170 102