In an examination a student scores 4 marks for every correct answer and loss 1 mark for every wrong answer. If he attempts in all 10 questions and secures 30 marks, the number of questions he attempts wrong is
Share
In an examination a student scores 4 marks for every correct answer and loss 1 mark for every wrong answer. If he attempts in all 10 questions and secures 30 marks, the number of questions he attempts wrong is
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
As per the problem total no. of questions is written as x+y=75 which can be considered as equation 1. For every correct answer marks scored is 4, i.e., total marks scored for correct answers is 4x.
Step-by-step explanation:
please mark as brainliest answer