Sham's marks are 25% more than that of Divya's. What percent is Divya's marks less than that of Sham's?
25%=$$\ \frac{\ 1}{4}$$, if divya marks= 4 then sham marks =5
divya marks less than by sham in %=$$\ \frac{\ 5-4}{5}\times\ 100$$ =20%
Hence option 'C'is correct.
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