Question Paper from: Railway RRB NTPC

In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every wrong answer. If he attempts all 75 questions and secures 125 marks, the number of questions he attempts correctly is

1:

35

2:

40

3:

42

4:

46

Solution:
Chapter Name: Number System

This has been asked in Question Paper

Railway RRB NTPC

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