Math, asked by prabhdeepchabbra, 4 months ago

The ratio of successful and unsuccessful examines in an examination in a school is 6:1. The ratio would have been 9:1 if 6 more examines had been successful. The total number of examines is​

Answers

Answered by crystal35
2

Total students = 6x + x = 7x

∴6x+6x−6∴6x+6x−6 = 9191

=> 6x + 6 = 9x– 54

=> 9x – 6x = 54 + 6 = 60

=> 3x = 60

=> x = 20

∴∴ Total number of students = 7 × 20 = 140

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