Instructions

Study the tables carefully to answer the questions that follow:
Number of candidates (in lakhs) appearing in an entrance exmination from six different cities

Ratio of Candidates passing and failing within the city

Question 121

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

Solution

Number of candidates from city D = 2.27 lakhs

Ratio of pass : fail = 1: 3

So, number of fail = $$ \frac{3}{3+1}*2.27$$ = 1.7 lakhs

Number of candidates from city A = 1.25 lakhs

Ratio of pass : fail = 7 : 3

So, number of fail = $$ \frac{3}{3+7}*1.25$$ = 37,500

Ratio = 1,70,000 : 37,500. The closest ratio among the answers is (c)

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

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