Question

.In a quiz competition, 4 marks are given for every correct answer and (–2) marks are given for every incorrect answer. a. Reshma scored 28 marks. If she got 10 correct answers, how many questions did she answer in correctly? b. Rahul got 5 correct answers. If he scored (–16) marks in the competition, how many questions did he answer incorrectly?
i want full answer plz

Answer 1

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Marks given for one correct answer = 5

So, marks given for 10 correct answers

= 5 X 10 = 50

Radhika's score = 30

Marks obtained for incorrect answer

= 30- 50 = -20

Marks given for one incorrect answer

= (-2)

Therefore, number of incorrect answers

= (−20)÷(−2)=10

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$\huge\fbox{\red{\underline{mαrk \; mє \; вrαínlíєѕt \; plєαѕє ♥}}}$

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