According to Guinness World Records, Jumpy the dog set a record for the fastest 100 meters on a skateboard with 19.66 seconds on September 16, 2013. Arnie says that if you round Jumpy’s time to the nearest tenth of a second, that Jumpy’s time is 19.6 seconds. Is Arnie correct?
State if Arnie is correct or incorrect.
Show your work and explain how you know if Arnie is correct or incorrect.
Use what you know about rounding decimals in your explanation.
Enter your answer or explanation in the space provided. You may also use a drawing/visual representation to help explain or support your answer.