1) What was the ratio of the number of candidates appeared from zone P in the year 2005 to the number of candidates qualified from zone S in the year 2007 ? A) 4 : 7 B) 4 : 9 C) 9 : 4 D) 8 : 13 E) None of these Answer: Option AExplanation:Required ratio = $\frac{3.2}{5.6}= \frac{32}{56} = \frac{4}{7}= 4 : 7$