Find (x+5)² i got x²+25 but i dont know if that is write

Someone answer this check out the image!

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

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