MCQ Collection
wa-wace MCQs
Practice wa-wace questions with answers and explanations.
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Correct Answer: A. 23.5
Explanation:
I=V/R=23.5 A.
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Correct Answer: D. 286
Explanation:
Mass=nM=11×26=286 g.
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Correct Answer: D. 1716
Explanation:
Use combinations: C(13,6)=1716.
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Correct Answer: D. 210.33
Explanation:
171×1.23=210.33.
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Correct Answer: D. 42
Explanation:
The first share is 3/10 of 140, which is 42.
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Correct Answer: C. 9.0
Explanation:
Time=441/49=9.0 hours.
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Correct Answer: D. 63.6
Explanation:
The sum is 318; divide by 5 to get 63.6.
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Correct Answer: B. 7/13
Explanation:
Probability equals favourable outcomes divided by total outcomes.
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Correct Answer: A. 47
Explanation:
Subtract 11 and divide by 8; x=47.
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Correct Answer: B. 7.9
Explanation:
Increase=7/89×100=7.9%.
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