In a library, the ratio of the number of novels to other
type of books is 4:7 and there are 1,584 books.
Due to the increase in the number of novels, the
ratio became 5:8. The increase in the number of
novels is
Answers
Answered by
1
Answer:
54 novels
Step-by-step explanation:
explained easier in the above attachment. this is mainly rough work, u can do it better. hope you get the gist of it.
Attachments:
Answered by
0
Answer:
Novel+Others=1584
Novel:Other books=4:7
Number of novels before increasing= (1584/11)*4=576
Novels=576
Other books=1584-576=1008
Novels/other books=(576+x)/1008
=5/8.
(576+x)8=(1008)5
=>4608+8=5040
=>8x=5040-4608
=>x=432/8
x=54
Similar questions