What is the 50th term of 6, 15, 24 ,33

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

Does the point (1, sqrt 7) lie on circle shown.

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?