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A dog starts chasing to a cat 2 hours la...

A dog starts chasing to a cat 2 hours later. It takes 2 hours to dog to catch the cat. If the speed of the dog is 30 km/h, what is the speed of cat?

A

10 km/h

B

15 km/h

C

20 km/h

D

Can't be determined

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Verified by Experts

The correct Answer is:
B
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