6. In a class test (+3) marks are given for every correct answer and (

1.	6. In a class test (+3) marks are given for every correct answer and (-2) marksare given for every incorrect answer and no marks for not attempting anyquestion. Radhika scored 20 marks. If she has got 12 correct answers, howmany questions has she attempted incorrectly? (ii) Mohini scores-5 marks in thistest, though she has got 7 correct answers. How many questions has sheattempted incorrectlyTE
Answer» Step-by-step explanation: marks=3(CORRECT answer) -2(incorrect answer) RADHIKA: 20=3(12)-2(X) 20=36-2x -16=-2x x=8 so, radhika GOT 8 incorrect answers MOHINI: -5=7(3)-2x -5=21-2x -26=-2x x=13 please mark my answer as brainliest it's very needed for me

6. In a class test (+3) marks are given for every correct answer and (-2) marksare given for every incorrect answer and no marks for not attempting anyquestion. Radhika scored 20 marks. If she has got 12 correct answers, howmany questions has she attempted incorrectly? (ii) Mohini scores-5 marks in thistest, though she has got 7 correct answers. How many questions has sheattempted incorrectlyTE

Answer»

Step-by-step explanation:

marks=3(CORRECT answer) -2(incorrect answer)

RADHIKA:

20=3(12)-2(X)

20=36-2x

-16=-2x

x=8

so, radhika GOT 8 incorrect answers

MOHINI:

-5=7(3)-2x

-5=21-2x

-26=-2x

x=13

please mark my answer as brainliest it's very needed for me