Science task 67: A Northern Territory senior class applies the information to a remote-services, climate or community investigation. A device transfers 419 J in 12 s. What is its average power?
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P=E/t=34.92 W.
Practice Australia questions with answers and explanations.
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P=E/t=34.92 W.
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Increase=12/219×100=5.5%.
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33×30=990.
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Sale price=158×(1−30/100)=110.6.
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Probability equals favourable outcomes divided by total outcomes.
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Subtract 16 and divide by 3; x=16.
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Increase=23/209×100=11.0%.
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23×65=1495.
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Sale price=148×(1−10/100)=133.2.
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Use combinations: C(9,6)=84.
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91×1.19=108.29.
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The first share is 12/26 of 494, which is 228.