# A Java book is compromise of two sections of core and advanced java in the ratio 7:2. how much of each type of content will be needed to make a book of 450 pages?

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by BearBar

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by BearBar

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then core section has 7x pages

and advance section 2x pages

Total pages = 450

7x+2x=450

9x=450

x=450/9

x = 50

Then no of pages in first part=7/9*450=350

no of pages in second part=

2/9*450=100