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A java book is comprised of 2 sections core and advanced Java in the ration 7:2. How much of each type of content will be needed to make a book of 450



Let  the common factor = x
then  core section has 7x pages
and advance section 2x pages

Total pages = 450
x = 50

Core section =  7x =7*50 = 350 pages
Advance Java section = 2x = 2*50 =100 pages

0 0 0
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