Math, asked by surekhashetty, 9 months ago

In an examination paper having 30 questions 30 marks is given for every correct answer -1 marks deducted for every incorrect answer no marks for not attempted. a=Rohit scored 40 marks by answering 20 questions correctly. How many questions to attempt?

Answers

Answered by nishant7838

0

Answer:

i think 15 is answer

please mark as brainlist Ans.

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