MCQ Collection
New South Wales HSC Mathematics MCQs
Practice New South Wales HSC Mathematics questions with answers and explanations.
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Correct Answer: B. 4.74
Explanation:
Time=341/72=4.74 hours.
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Correct Answer: A. 198
Explanation:
The first share is 9/20 of 440, which is 198.
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Correct Answer: C. 5.18
Explanation:
Time=321/62=5.18 hours.
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Correct Answer: A. 52.0
Explanation:
The sum is 260; divide by 5 to get 52.0.
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Correct Answer: B. 16/38
Explanation:
Probability equals favourable outcomes divided by total outcomes.
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Correct Answer: D. 12
Explanation:
Subtract 6 and divide by 3; x=12.
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Correct Answer: A. 6.5
Explanation:
Increase=9/139×100=6.5%.
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Correct Answer: D. 145.6
Explanation:
Sale price=208×(1−30/100)=145.6.
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Correct Answer: B. 1716
Explanation:
Use combinations: C(13,6)=1716.
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Correct Answer: C. 211.77
Explanation:
181×1.17=211.77.
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Correct Answer: D. 49
Explanation:
Subtract 7 and divide by 7; x=49.