Which is the range of the function f(x) = 1/7 (9)x

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

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?

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount