A) 30%
B) 12.5%
C) 15%
D) 10.5%
Correct Answer: B
Solution :
Let the number of students with less than 75% attendance = y Total students in school\[=x\] According to the question, \[\frac{x}{10}+\frac{y}{5}=y\] \[\Rightarrow \frac{x}{10}=y-\frac{y}{5}=\frac{4y}{5}\] \[\Rightarrow \,\,\frac{x}{2}=4y\Rightarrow \,\frac{y}{x}=\frac{1}{8}\] \[\Rightarrow \,\,\frac{y}{x}\times 100=\frac{100}{8}=12.5%\]You need to login to perform this action.
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