John had $20. He earned $5, spent $10, earned $5 again, and then spent $3. After this series of earings and expenses, how much m
2 answers:
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The average acceleration of an object is calculated as the final speed minus the initial speed divided by the elapsed time.
So:
Where
= final speed
= initial speed
= elapsed time.
Thus:
The acceleration of the cyclist is:
a = 2.667
The acceleration of the car is:
a = 3.75
The average acceleration of the car is higher than the average acceleration of the cyclist.