Question

In an examination, there are three papers each of 100 marks. A candidate obtained 53 marks in the
first and 75 marks in the second paper. How many marks must the candidate obtain in the third paper
to get an overall of 70 per cent marks?
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Answer 1

Step-by-step explanation:

there u go.

he needs 70% out of 300 marks so we calculate how much marks comprise 70%. after that we calculate the total no. of marks he obtained in 2 subjects and then subtract the addition from 210

Answer 2

Answer:

300total marks and 70 of 300= 210

= 210- 53 first paper marks and 75 second paper marks = 82 marks get in third paper