JEE Main Section A Mathematics problem 520: A quantity rises from 240 to 300. What is the percentage increase?
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Increase/base ×100 = 25%.
Practice India questions with answers and explanations.
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Increase/base ×100 = 25%.
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The units digit follows from 1³.
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14²+11²=317.
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Area=15×14=210.
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By Vieta, root sum is the coefficient 33.
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(17+20)/2=18.5.
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Increase/base ×100 = 25%.
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Area=3×16=48.
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By Vieta, root sum is the coefficient 23.
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(5+3)/2=4.0.
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Increase/base ×100 = 25%.
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The units digit follows from 6³.