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A tractor tire has a radius of 28 inches. If the tire is rotating at 80 degrees per second (i.e. it takes 9/2 seconds to make one revolution), how fast is the tractor traveling in miles per hour? Round your answer to the nearest 0.01 mph. Do not include units in your answer.

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adioabiola

The speed of the tractor's tire by means of the information given is; 547.06.

How fast is the tractor moving?

According to the task content;

  • It follows that the radius of the tire is; 28 inches and the period taken for one revolution is; 4.5s.

On this note, the speed of the tractor is;

Speed = (πr²) ÷ 4.5

Speed = (3.14×28²)/4.5

Speed = 547.06

Read more on speed;

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