Evaluate the expression 6x?
2-3 for x = 4 and y=-2.
A. -12
B. 6
C. 8
D. -6

What is the upper quartile in the box plot?

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

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?