Data task 26: A Western Australian senior class applies the information to a resources, distance or environmental investigation. Solve 6x + 14 = 116.
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Subtract 14 and divide by 6; x=17.
Practice Australia questions with answers and explanations.
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Subtract 14 and divide by 6; x=17.
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Subtract 15 and divide by 3; x=7.
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Increase=9/219×100=4.1%.
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17×30=510.
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Sale price=398×(1−30/100)=278.6.
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Use combinations: C(19,6)=27132.
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141×1.15=162.15.
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The first share is 6/14 of 308, which is 132.
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Time=381/56=6.8 hours.
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30×65=1950.
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Sale price=388×(1−10/100)=349.2.
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Use combinations: C(9,6)=84.