A) \[5\frac{1}{47}\]
B) \[5\frac{2}{47}\]
C) \[5\frac{5}{47}\]
D) \[5\frac{3}{47}\]
Correct Answer: C
Solution :
Originally, let the number of boys and girls in the college be \[6x\] and \[7x\] respectively. Their increased number is \[(130%\]of \[6x)\]and \[(120%\] of\[7x\]). \[\Rightarrow \left( \frac{130}{100}\,\,\,\,\,\,\,6x \right)\] and \[\left( \frac{120}{100}\,\,\,\,\,\,\,7x \right)\] \[=\frac{78}{84}=\frac{13}{14}\]You need to login to perform this action.
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