In a class test containg 15 questions +4 marks are for correct answers and -2 marks for incorrect answers. a) teena attempts all questions but 10 of her answers are incorrect.what is her total score . b)one of her friends scores -4 marks in this test,though she got 8 correct answers. how many questions has she attempted incorrectly.
Answers
Answered by
1
Answer:
answer of a) is 0 as 5×4-2×10
b) incorrect question ... answer comes out to be 18 questions wrongly attempt.. out of 15 questions..
Similar questions