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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Answered by
3
Let the common factor = x
then core section has 7x pages
and advance section 2x pages
Total pages = 450
7x+2x=450
9x=450
x=450/9
x = 50
Core section = 7x =7*50 = 350 pages
Advance Java section = 2x = 2*50 =100 pages
then core section has 7x pages
and advance section 2x pages
Total pages = 450
7x+2x=450
9x=450
x=450/9
x = 50
Core section = 7x =7*50 = 350 pages
Advance Java section = 2x = 2*50 =100 pages
BearBar:
Thanks! that was fast..
Answered by
0
let first part be 7x and second part be 2x
Then no of pages in first part=7/9*450=350
no of pages in second part=
2/9*450=100
Then no of pages in first part=7/9*450=350
no of pages in second part=
2/9*450=100
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