Posted by **alisha** on Tuesday, April 13, 2010 at 9:17pm.

lara arranged the books in her bookshelf by size. 2/10 of the books were tall and 1/2 of the books were medeium sized. If 12 of the books were small, how manyu total books did she arrange?

- math -
**Ms. Sue**, Tuesday, April 13, 2010 at 9:21pm
2/10 + 5/10 = 7/10

(3/10)x = 12

x = 12/(3/10)

x = 12 * (10/3)

x = 120/3

x = ?

- math -
**alisha**, Tuesday, April 13, 2010 at 9:25pm
could you please explain how you got 5/10 and 3/10?

- math -
**Ms. Sue**, Tuesday, April 13, 2010 at 9:31pm
1/2 = 5/10

10/10 - 7/10 = 3/10

## Answer This Question

## Related Questions

- College Math - Your small library of books consists of 6 novels, 7 mathematics ...
- Math - John has 4 math books, 6 biology books,, and 8 statistics books to ...
- math - Stan wants to arrange his books in order of size. Half of the books are ...
- math - A student has 4 English books,3 math books,and 5 history books.In how ...
- MATHS - Mrs.Koh purchased new books for the school library, of which 6 were ...
- Math - Emily has 85 books on her bookshelf. Of those books, 20% are mysteries, ...
- Reading - Rosalind Wiseman books Terra Elan McVoy books Susane Colasanti books ...
- pre calc - A math teacher uses four algebra books, two geometry books, and three...
- algebra - John has 36 books in his locker. He has text books,library books, and ...
- Math - Carol's bookshelf has4 shelves with6 books on each. Her brother Robert ...

More Related Questions