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A java book is comprised of two sections core and advanced java

ratio 7:2. hpw much of each type of content will be needed to make a book of 450 pages?


Let the common multiple be x. SO, number of pages =7x+2x=9x =450
Core=7x =7*50=350
2 5 2
Please see the attachment.content of core java is 350 and advanced java is 100.
0 0 0
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