Correct Answer: 25%
Explanation:
Royalty on book = 15% of C.P.
Difference = (20% of C.P.) - (15% of C.P) = 5% of C.P.
∴ Percentage difference | = | ❨ | Difference | x 100 | ❩ | % | |||
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= | ❨ | 5% of C.P. | x 100 | ❩ | % = 25%. | ||||
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