Answers

2014-12-04T08:34:35+05:30
Let  the common factor be⇒ x
then  core section has 7x pages and advance section 2x pages
As per problem 7x+2x=450
                       ⇒ 9x=450
                       ⇒   x=50
Core section 7x=350 pages
Advance Java 2x=100 pages
1 4 1
2014-12-04T12:15:49+05:30
total pages=450
 ratio=7:2

no of pages of core Java req=(7/9)*450=350 pages 
no of pages of advanced Java req.=(2/9)*450=100 pages.

0