Question

In a class test (+4) marks are awarded for every correct answer and (-1) marks are given for every incorrect answer and no marks for not attempting any question.
Meera scores 15 marks in this test, though she got 7 correct answers. How many questions has she attempted incorrectly?

Answer 1

Answer:

she attempted 13 questions incorrectly

Step-by-step explanation:

given total marks=15

questions answered correctly=7

hence marks she should get according to correct answers=7×4=28

marks deducted 28-15=13

hence when marks deducted for every every wrong answer hence wrong answers 13