Please Help!
The point (4, π/6) can also be represented by which of the following polar coordinates?
a. (-4, 7π/6)
b.(4, 5π/6)
c. (4, -π/6)
d. (-4, 13π/6)

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.

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?