There are 11 books on a shelf. 3 of these books are new. The rest of them are used. (a) What is the ratio of all books on the shelf to used books?

(b) What is the ratio of new books to used books?

What is not true about kl and mn? what is mn? (show )

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

Solve the equation. 2x - 8(x+1)= 6(2x - 3)