Author Question: A tire originally has 1/2 inch of tread. 40,000 miles later the tread depth is found to be only 3/16 ... (Read 160 times)

TVarnum

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A tire originally has 1/2 inch of tread. 40,000 miles later the tread depth is found to be only 3/16 inch. What percent of the tread remains?
 
  A) 37.5 B) 50 C) 18.75 D) None of these

Question 2

An all-weather tire has a 60,000 tread-life warranty. Because the tires are not rotated, the front tires are worn out after only 51,000 miles. What percent of the expected life did these tires last?
 
  A) 85 B) 89 C) 51 D) None of these



briezy

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Answer to Question 1

A

Answer to Question 2

A



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