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buses operate between Hyderabad and Tirupathi.The number of ways can a man go to Tirupathi from Hyderabad by a bus and return by a different bus is
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While going ,number of ways to choose bus out of is .
While return trip, in order to come with different bus, number of buses left .
Number of ways to choose bus for return trip
So, the required number of ways for going and return
While return trip, in order to come with different bus, number of buses left .
Number of ways to choose bus for return trip
So, the required number of ways for going and return
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Question Text | buses operate between Hyderabad and Tirupathi.The number of ways can a man go to Tirupathi from Hyderabad by a bus and return by a different bus is |
Answer Type | Text solution:1 |
Upvotes | 150 |