If income of Ravi is 20% more than that of Ram, then income of Ram is how much percent less than that…
Take Ram's income as 100, so Ravi's is 120. Ram's income is 20 less, and as a share of Ravi's income that is \(\frac{20}{120}\times100=16\tfrac23\%\approx16.6\%\). It is not…
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If income of Ravi is 20% more than that of Ram, then income of Ram is how much percent less than that of Ravi?
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Correct answer A
Take Ram's income as 100, so Ravi's is 120. Ram's income is 20 less, and as a share of Ravi's income that is . It is not 20%, because the difference is now compared with the larger income.
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NCHM Joint Entrance Examination (NCHM JEE)