alleryStart learning →A test gives +4 for a right answer and −1 for a wrong one. A student attempts 20 and gets 14 right. The score is
A62
B50
C56
D34
Answer & Solution
Correct answer: B. 50
14 × 4 = 56 and 6 wrong give −6, so 56 − 6 = 50.
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