Answer:
Step-by-step explanation:
Let's solve this problem step-by-step. The library had 1,500 books in 2011. The ratio of books in 2011 and in 2012 is 1:2. Therefore, let the number of books in 2012 be .
We have the following proportion:
Therefore, there were 3,000 books in 2012. The ratio of books in 2012 and in 2013 is 2:5. Let the number of books in 2013 be .
We have:
Therefore, there were 7,500 books in 2013.
Algebra is mathematics study of symbols as big numbers of college I hope this helps
Answer:
a slope of 1.75 means that they charge $1.75 for every mile
Step-by-step explanation:
Hope this helps! :)
the regular price was "x", which is the 100%.
we also know that Raphael paid 1120 for it and that that is 30% off, namely 100% - 30% = 70%, so 1120 is really the 70% from the original price, so.