A) 54
B) 64
C) 62
D) 72
Correct Answer: A
Solution :
Ratio of students in classes I, II and III. \[=2\times 7:3\times 7:3\times 9=14:21:27\] Sum of ratio 14 + 21 + 27 = 62 \[\therefore \] Number of students in class III \[=\frac{27}{62}\times 124=54\]You need to login to perform this action.
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