Question

In a class test, 5marks are given for each correct answer and -2 for each incorrect answer aaryav answered all the question and scored 30 marks, though he got 10 correct answers.find the number of question Aaryav answered incorrectly

Answer 1

He answered 10 incorrectly

Answer 2

Step-by-step explanation:

5 marks for correct

-2 for incorrect

he scored 30

and gave 10 correct answer

that means 5×10=50-30=20

so he lost 20 marks for incorrect

so -2×10=20

so he gave 10 incorrect answers