If n(A) = 5, n(A∩B) = 2, n(AUB) = 10 then n(B) = ?* 1️⃣ 7 2️⃣ 13 3️⃣ 17 4️⃣ 3

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?