In a class test containing 15 questions, 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer. (i) Gurpreet attempts all questions but only 9 of her answers are correct. What is her total score? (ii) One of her friends gets only 5 answers correct. What will be her score? please answer fast
Answers
In a class test containing 15 questions, 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer. (i) Gurpreet attempts all questions but only 9 of her answers are correct. What is her total score? (ii) One of her friends gets only 5 answers correct. What will be her score? please answer fast
Step-by-step explanation:
The Marks given for one correct answer =4
∴, marks given for 9 correct answers are
=4 X 9 = 36
Marks given for one incorrect answer
=-2 ∴, marks given for 6=(15-9) incorrect answers
= (-2) X 6 =-12
∴, Gurpreet's total score is
= 36 - 12 = 24
hay!!
given
⟼In a class test containing 15 questions, 4 marks are given for every correct
⟼answer and (–2) marks are given for every incorrect answer. (i)Gurpreet attempts all questions but only 9 of her answers are correct. What is her total score?
to find
(i) Gurpreet attempts all questions but only 9 of her answers are correct. What is her total score?
(ii) One of her friends gets only 5 answers correct. What will be her score?
answer
⟼ 24.
⟼ 0.
solusion
⟼see in attachment
hope it's helps you
