in an examination, a student scored four marks of every correct answer and looses one mark for every incorrect answer. if he attempt all 75 questions and secures 125 marks, what are the number of questions he attempt correctly?
Answers
Answered by
0
He answered 40 correct answer
vibhutikhobragade:
how?
correct answered questions=x
wrong answred =75-x
please solve more!
Answered by
1
40 correct answers are do ne by him
Similar questions