Cassie added two numbers together on her calculator for her biology homework. The calculator showed the sum as 9.62E-6. She knows she used 0.000009535 as one of the numbers. What number did she add to 0.000009535 to get 9.62E-6? A. 8.5 × 10-8 B. 1.8 × 10-8 C. 1.8 × 10-6 D. 8.5 × 10-6 the answer is ...
8.5 × 10-8

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.