Adil is running at speed of `2.5ms^(-1)` for five minutes. He then completes the remaining distance by walking for another five minutes at speed of `1ms^(-1)`. Find the average speed of Adil.

Explanation

To find the average speed of Adil, we can follow these steps:

### Step 1: Convert Time from Minutes to Seconds
Adil runs for 5 minutes and then walks for another 5 minutes. We need to convert these times into seconds.

\[ \text{Time in seconds} = 5 \text{ minutes} \times 60 \text{ seconds/minute} = 300 \text{ seconds} \]
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