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The average speed of a person in driving...

The average speed of a person in driving to school is `30 km//h`. On the return trip along the same rout, the average speed is `25 km//h`. What is the average speed for the round trip to the school ?

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AI Generated Solution

To find the average speed for the round trip to school, we can follow these steps: ### Step 1: Define the Distance Let the distance from home to school be \( L \) kilometers. ### Step 2: Calculate Time for Each Trip 1. **Time to school (T1)**: The average speed to school is \( 30 \) km/h. Therefore, the time taken to reach school can be calculated using the formula: \[ ...
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