MCQ Collection
Australia MCQs
Practice Australia questions with answers and explanations.
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Correct Answer: A. 30
Explanation:
Subtract 16 and divide by 2; x=30.
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Correct Answer: B. 10.5
Explanation:
Increase=22/209×100=10.5%.
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Correct Answer: B. 206.4
Explanation:
Sale price=258×(1−20/100)=206.4.
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Correct Answer: D. 462
Explanation:
Use combinations: C(11,6)=462.
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Correct Answer: D. 173.6
Explanation:
Sale price=248×(1−30/100)=173.6.
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Correct Answer: C. 8.59
Explanation:
Time=421/49=8.59 hours.
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Correct Answer: D. 31.0
Explanation:
The sum is 155; divide by 5 to get 31.0.
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Correct Answer: C. 15/21
Explanation:
Probability equals favourable outcomes divided by total outcomes.
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Correct Answer: A. 20
Explanation:
Subtract 17 and divide by 6; x=20.
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Correct Answer: D. 6.0
Explanation:
Increase=12/199×100=6.0%.
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Correct Answer: C. 1900
Explanation:
19×100=1900.