A) 1600
B) 1500
C) 1300
D) None of these
Correct Answer: D
Solution :
[d] Let number of boys = 4x Number of girls = 5x \[\therefore \] \[\frac{4x}{5x-100}=\frac{6}{7}\] \[30x-600=28x\] \[2x=600\] \[x=300\] Number of boys \[=4\times 300=1200\]You need to login to perform this action.
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