Question:A dog takes `3` leaps for every `5` leaps of a hare. If one leap of the dog is equal to `3` leaps of the hare, the ratio of the speed of the dog to that of the hare is :
A `8 : 5`
B `9 : 5`
C `8 : 7`
D `9 : 7`
+ AnswerB
+ Explanation
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