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In an examination, 78% of the total students who appeared were successful. If the total number of failures was 176 and 34% got first-class out of total students, then how many students got first class?

A272

B240

C112

D210

Answer:

A. 272

Read Explanation:

Students who failed = (100 – 78)% = 22% 22% of total students = 176 total students = (176/22)x100 = 800 34% of total students = 8 × 34 = 272


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