Two containers are mathematically similar. Their volumes are 54cm³ and 128cm³.The height of the smaller container is 4.5cm. Calculate the height of the larger container. Someone please help, I'm not sure about my approach. I cross multiplied and ended up with the answer 1.90cm

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? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.