A: Multiply by each power of ten, and respond to #4 using at least one complete sentence.
1. .004 x 10
2. .004 x 100
3. .004 x 1,000
4. Explain what happens to the place of the decimal when multiplying a number by different powers of 10.
B: Divide by each power of ten, and respond to #8 using at least one complete sentence.
5. 30 ÷ 10
6. 30 ÷ 100
7. 30 ÷ 1,000
8. Explain what happens to the place of the decimal when dividing a number by different powers of 10.

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.