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Five clocks are being tested in a laboratory. Exactly at noon, as determined by

ID: 2223270 • Letter: F

Question

Five clocks are being tested in a laboratory. Exactly at noon, as determined by the WWV time signal, on successive days of a week the clocks read as in the following table. Rank the five clocks according to their relative value as good timekeepers, best to worst. Give the number of the correct clock in each case, according to the following: Clock A = 1; Clock B = 2; Clock C = 3; Clock 4 = D; Clock E = 5. Which clock is (a) the best timekeeper? (b) the second-best timekeeper? (c) the third-best timekeeper? (d) the fourth-best timekeeper? (e) the worst timekeeper?

Explanation / Answer

E D C B A