In a class test containing 10 questions, (+5) marks are awarded for each correct answer and (3) marks are deducted for each incorrect answer and (0) marks for unattempt question. Nidhi gets 6 correct answers and 4 incorrect answers, find her final score.
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Answer:
correct answers is 6
incorrect answers is 4
so marks for correct answers is 6×5=30
marks for incorrect answers is 4×3=12
total marks=30-12=18
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