in an examination 1 mark is awarded for every correct answer while 1/4 marks is deducted for every wrong answer. a student answered 120 questions and got 20marks. how many questions did he answered correctly
Answers
Answered by
1
he answerd 15 questions
pooja538:
how???
Similar questions
Physics,
7 months ago
English,
1 year ago
English,
1 year ago
World Languages,
1 year ago
Physics,
1 year ago