A) 3
B) 7
C) 12
D) 23
Correct Answer: C
Solution :
Clearly there are 20 boys and 40 girls. Number of students behind Kamal in rank \[=60-17=43\] Number of girls ahead of Kamal in rank - 9. \[\therefore \]Number of girls behind Kamal in rank\[=40-9=31.\] \[\therefore \] Number of boys behind Kamal in rank\[=43-31=12.\]You need to login to perform this action.
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