The pages of a book numbered in order as 1,2, starting from the first page. in total 81 digits used for all the page numbers. how many pages are there in the book?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?