CAT 2018 Percentages Question (Medium)

Question

In an examination, the maximum possible score is N while the pass mark is 45 of N. A candidate obtains 36 marks, but falls short of the pass mark by 68 . Which one of the following is then correct?

Accepted Answer

Step 1 Define Pass Mark Pass mark 45 of N 0.45N Step 2 Use Given Shortfall Info Candidate got 36 marks, which is 68 less than the pass mark. So 36 1 0.68 Pass mark 36 0.32 0.45N Step 3 Solve the Equation 36 0.32 0.45N 0.144N N 36 0.144 250 Step 4 Interpretation The exact value of N is 250, which lie

CAT 2018

Quantitative

Percentages

Medium

In an examination, the maximum possible score is N while the pass mark is 45% of N. A candidate obtains 36 marks, but falls short of the pass mark by 68%. Which one of the following is then correct?

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