The old lady jumping rope in the cartoon at the figure below is counting one at a time. Assume that she jumps the rope 55 times per minute and that she jumps 6 hours a day, 4 days a week, 30 weeks a year. Estimate the length of time necessary for her to jump the rope the number of times indicated in the cartoon. Round the answer to one decimal place.
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__________ centuries
Fill in the blank(s) with the appropriate word(s).
23,066.2
Mathematics
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= 
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