PLEASE HELP!!!! :C

Stephanie has $645 in her savings account, and she wants to use that money to have a great summer. She spends $40 per week on food, clothes, and books. She wants to have at least $300 left in her account by the end of the summer. Which inequality describes the number of weeks Stephanie can spend her usual amount without dipping below $300 in her savings account?

A) w<9

B) w≤9

C) w≤16

D) w<16