Data task 44: A Queensland senior class applies the information to a reef, climate or regional-services investigation. Find the arithmetic mean of 62, 69, 76, 83, 90.
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The sum is 380; divide by 5 to get 76.0.
Practice qld-qce questions with answers and explanations.
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The sum is 380; divide by 5 to get 76.0.
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The first share is 7/12 of 96, which is 56.
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Time=361/64=5.64 hours.
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The sum is 230; divide by 5 to get 46.0.
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Probability equals favourable outcomes divided by total outcomes.
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Subtract 10 and divide by 8; x=38.
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Increase=14/99×100=14.1%.
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28×25=700.
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Sale price=308×(1−10/100)=277.2.
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Use combinations: C(9,6)=84.
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101×1.13=114.13.
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Subtract 11 and divide by 5; x=28.