MCQ Collection
Queensland QCE Mathematics MCQs
Practice Queensland QCE Mathematics questions with answers and explanations.
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Correct Answer: D. 13/28
Explanation:
Probability equals favourable outcomes divided by total outcomes.
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Correct Answer: A. 21
Explanation:
Subtract 7 and divide by 3; x=21.
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Correct Answer: A. 17.8
Explanation:
Increase=23/129×100=17.8%.
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Correct Answer: A. 304.2
Explanation:
Sale price=338×(1−10/100)=304.2.
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Correct Answer: A. 5005
Explanation:
Use combinations: C(15,6)=5005.
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Correct Answer: A. 262.4
Explanation:
Sale price=328×(1−20/100)=262.4.
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Correct Answer: D. 12376
Explanation:
Use combinations: C(17,6)=12376.
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Correct Answer: D. 153.67
Explanation:
121×1.27=153.67.
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Correct Answer: D. 45
Explanation:
The first share is 5/18 of 162, which is 45.
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Correct Answer: C. 8.53
Explanation:
Time=401/47=8.53 hours.