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08 Jan 2023, 12:37
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C
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Difficulty:
15%
(low)
Question Stats:
83% (00:58) correct
17%
(01:39)
wrong
based on 86
sessions
History
Date
Time
Result
Not Attempted Yet
What is the value of \((1-\frac{1}{10})(1-\frac{1}{11})(1-\frac{1}{12})…(1-\frac{1}{100})\)?
A. \(\frac{1}{10}\)
B. \(\frac{9}{10}\)
C. \(\frac{9}{100}\)
D. \(\frac{1}{100}\)
E. \(\frac{9}{50}\)
A. \(\frac{1}{10}\)
B. \(\frac{9}{10}\)
C. \(\frac{9}{100}\)
D. \(\frac{1}{100}\)
E. \(\frac{9}{50}\)
08 Jan 2023, 13:39
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Bunuel
\((1-\frac{1}{10})(1-\frac{1}{11})(1-\frac{1}{12})…(1-\frac{1}{100})\)
\((\frac{10-1}{10})(\frac{11-1}{11})(\frac{12-1}{12})…(\frac{100-1}{100})\)
\((\frac{9}{10})(\frac{10}{11})(\frac{11}{12})…(\frac{99}{100})\)
\(\frac{9}{100}\)
Option C
