Given the geometric progression 60, - 40, 80/3,... Which term is 5120/2187?

This is geometry. could anyone ? i can't fail this class. my grade is quite low already.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.