Can someone please help me with this problem and explain? Thank you!

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

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Find the solution(s) to x^2-14+49=0