Dave walked to his friend's house at a rate of 4mph and returned back biking at a rate of 10mph. If it took him 18 minutes longe
2 answers:
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The answer is $73.92.
The answer is $73.92.
The average speed of the plane between Austin and Dallas is 232 kmph
<u>Solution:</u>
Given that,
Total distance traveled by airplane = 290 km
Time taken for travel between Austin and Dallas = 1 hour 15 minute
Let us convert the time taken to hours
<em><u>The average speed is given as:</u></em>
Plugging in the values, we get,
Hence the average speed is 232 kmph