SOLUTION: A quater is about 6.89 * 10^-2 inches thick. A quarter has a diameter that is about 13.9 times its thickness. Estimate the diameter of a quarter in inches. Write your answer i

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Question 160662: A quater is about 6.89 * 10^-2 inches thick. A quarter has a diameter that is about 13.9 times its thickness. Estimate the diameter of a quarter in inches.
Write your answer in scientific notation. Explain whether you think the magnitude of your answer seems reasonable.

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
6.89*10^-2=.0689 IS THE THICKNESS.
.0689*13.9=.95771 INS. OR 9.5771*10-1 ROUNDING=1 IN.
rEASONABLE BECAUSE I JUST MEASURED A QUARTER,