Question

There are 50 multiple choice questions in a examination. 2 marks will be awarded for every right answer. 1 mark will be reduced for every wrong answer. Ramu attempted all the questions and scored 55 marks. After observing the result, Ramu thought he wrote 30 right answers. Do you agree with him? State the reasons.​

Answer 1

Answer: 5

Step-by-step explanation:

If Ramu thought that he wrote 30 write answer then I agree with him because if he wrote 30right answer then he wrote 5 incorrect answer

30•2 -1x = 55

60 -x = 55

x= 5