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if a number is choosen between 100 and 999 includeing these
numberrs what is the provbabilty that the number selected
does not contain a 7 is
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Answer Posted / ajeet
100-199------19
similarly for all ranges till 999 except for:
700-799----100
total no.containing 7's= 19*8+100=252
Therefore,
probability=(900-252)/900
= 648/900
= 0.72
| Is This Answer Correct ? | 10 Yes | 3 No |
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