What is the ratio of the number of candidates failing the exam from City D to that of those failing the exam from City A ?
Number of candidates failing from D = 3/4th of 2.27 lakhs
Number of candidates failing from A = 3/10th of 1.25 lakhs
Ratio = 3/4th of 2.27 lakhs:3/10th of 1.25 lakhs = 227:50
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