Can someone please answer this correctly, I’ll reward points + brainalist

What is 20+(5 x 2/5 )+ 3 show your work

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

With finding limits of multi variable !