You want to do a quick estimate to the ones place of the sum of the following set of data. Pick the correct estimation. 3.5, 6.7, 3.2, 1.7 14
18
15
16

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?