Math, asked by tisha536, 10 months ago

in an exam, the average was found to be 50 marks. after deducting computational errors the marks of 100 candidates had to be changed from 90 to 60 each and the average came down to 45 marks. find the total no candidates who took the exam.

plz explain each step.​

Answers

Answered by wajid77
1

Answer:

this is the answer.........

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