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10 Mar 2023, 08:45
Kudos
Bookmarks
B
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Difficulty:
35%
(medium)
Question Stats:
68% (01:12) correct
32%
(01:27)
wrong
based on 165
sessions
History
Date
Time
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Not Attempted Yet
A bar over a sequence of digits in a decimal indicates that the sequence repeats indefinitely. Which of the following fractions is equivalent to \(0.\overline{12}\) ?
A. 3/25
B. 4/33
C. 109/900
D. 11/90
E. 12/90
A. 3/25
B. 4/33
C. 109/900
D. 11/90
E. 12/90
10 Mar 2023, 09:20
Kudos
Bookmarks
fraction = ( bar digits-non bar digits)/ 99999..... [ 9 for each bar digits after decimal & 0 for each non bar digits after decimal]
so ,
0.{bar 12} = (12-0)/99
=12/99
=4/33
ans.: B
so ,
0.{bar 12} = (12-0)/99
=12/99
=4/33
ans.: B
10 Mar 2023, 09:21
Kudos
Bookmarks
fraction = ( bar digits-non bar digits)/ 99999..... [ 9 for each bar digits after decimal & 0 for each non bar digits after decimal]
so ,
0.{bar 12} = (12-0)/99
=12/99
=4/33
ans.: B
so ,
0.{bar 12} = (12-0)/99
=12/99
=4/33
ans.: B
