Question

What is the ratio of the number of candidates failing in the exam from city D to those failing in the exam from city A?

• A. 289 : 42
• B. 42 : 239
• C. 227 : 50
• D. 50 : 227
• E. None of these

Answer 1

The correct option is C 227 : 50

Number of candidates failing in the exam from city D
$=\frac{3}{4}\times 2.27lakh$
Number of candidates failing in the exam from city A
$=\frac{3}{10}\times 1.25lakh$
$\therefore$ Required ratio $=\frac{3}{4}\times 2.27:\frac{3}{10}\times 1.25=1.7025:0.375=227:50$