Rajesh solved 80 per cent of the questions in an examination correctly. If out of 41 questions solved by Rajesh 37 questions are correct and of the remaining questions out of 8 questions 5 questions have been solved by Rajesh correctly then find the total number of questions asked in the examination.
Choose the correct choice from the following options:
A) 75 B) 65 C) 60 D) Cannot be determined E) None of these
Suppose there are 8x questions a part from the 41 questions.   Then, 37+5x/41+8x=80%=45   ⇒ 185 + 25x = 164 + 32x ⇒ 7x= 21 ⇒ x = 3   ∴ Total no.of questions = 41 + 8x = 65   Answer 65
<result>B</result>
Rajesh solved 80 per cent of the questions in an examination correctly. If out of 41 questions solved by Rajesh 37 questions are correct and of the remaining questions out of 8 questions 5 questions have been solved by Rajesh correctly then find the total number of questions asked in the examination.