The price of a book varies directly as the no. of pages in it and inve – InterviewSolution

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1.	The price of a book varies directly as the no. of pages in it and inversely as the time periods in years that have elapsed since the date of purchasing. Two books cost the same, however, the no. of pages in the first book is triple of the second book. If the first book is sold on 18 years ago, how long ago was the second book sold?
Answer» 54 years 9 years 6 years 3 years Answer :C

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