To divide 19.5 divided by 0.31 start by moving the decimal

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

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?

Of jk j(–25, 10) k(5, –20). is y- of l, jk a 7: 3 ? a. –16 b.–11 c. –4 d.–1