Seriously brainy? I just lost all my answers AND got 2 warnings

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

This is about circle theorems. someone asap : (

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1