Which of the following numbers are less than 9/4

11/4
15/8
2.201

Do, h = (7, 9) (14, 18) the scale factor is

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?

Can someone me with this graph problem by the way i need to know the answers by today since this assignment is due ! !