A

Admin • 802.91K Points
Coach

Q. In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every wrong answer. If he attempts all 60 questions and secures 130 marks, the no of questions he attempts correctly is

  • (A) 35
  • (B) 38
  • (C) 40
  • (D) 42
  • Correct Answer - Option(B)
  • Views: 3
  • Filed under category Math
  • Hashtags:
Explanation by: Admin
Let the number of correct answers be X.
Number of incorrect answers = (60 – X).
4x – (60 – x) = 130
=> 5x = 190
=> x = 38

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.