Need help . Please answer only if you know this. I’ll mark you as brainliest if correct

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Find the solution of each of the following.

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585