Question

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 scores 125 marks, the number of questions he attempted correctly is

(A) 35
(B) 40
(C) 42
(D) 46​

Answer 1

Answer:

40 is the right answer

Step-by-step explanation:

let correct answer be xbox, then no.of incorrect is (75×x)therefore 4x-(75-x)=125 or xbox =40