by Joanne Lim
3 similar files and 2 similar books cost $60. 2 such files and 3 such books cost $70. Find the cost of 1 file.
Click here to post comments
Join in and write your own page! It's easy to do. How? Simply click here to return to Ask Grade 3 Question or Post Answer/Comment.
Would you prefer to share this page with others by linking to it?
Copyright © 2006-2021. All rights reserved. www.teach-kids-math-by-model-method.com.