A girl can finish a book in 25 days if she reads 18 pages of it everyday.How many days will she take to finish it,If she reads 15 pages every day?
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9 days she will take to finish it
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Pages- 18. ; 15
Days- 25. ; x
The two quantities are in inverse proportion.
therefore, 18×15 = 25×x
or 25x = 270
therefore, x = 270/25
therefore x = 10.8 or 11
therefore she would require 11 days to read 15 pages.
Days- 25. ; x
The two quantities are in inverse proportion.
therefore, 18×15 = 25×x
or 25x = 270
therefore, x = 270/25
therefore x = 10.8 or 11
therefore she would require 11 days to read 15 pages.
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