Practice BPlanning Mathematics questions with answers and explanations.
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Increase/base ×100 = 25%.
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The units digit follows from 8³.
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14²+8²=260.
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Area=15×11=165.
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By Vieta, root sum is the coefficient 30.
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(11+18)/2=14.5.
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(16+20)/2=18.0.
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Increase/base ×100 = 25%.
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The units digit follows from 5³.
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2²+10²=104.
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Area=3×13=39.
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By Vieta, root sum is the coefficient 20.
