12. Amallarning to'g'ri tartibiga rioya qilgan holda \( 81308-32 \cdot(8856-8639)+27000: 6 \) \( (18 \cdot 390-4095) \cdot(1228: 4-299) \)

To paint a house, a painting company charges a flat rate of \( \$ 500 \) for supplies, plus \( \$ 50 \) for each hour of labor. a. How much would the painting company charge to paint a house that needs 20 hours of labor? A house that needs 50 hours?

Eric walks 2.75 miles to and from work everyday for an entire year. How many miles did he walk?

HW \#12: Percents (Multi-Step Percent Problems Day 2) Question 1: Molly wants to buy a skirt. The original price is \$29. The skirt is on sale for \( 30 \% \) off. When she goes to pay for it the cashier tells her she can have an additional 20\% discount off the sale price. Not counting the sales tex, How much will Molly pay for the skdrt?

2rrange the three numbers hown from least to greatest. \[ \frac{2}{5}, \frac{6}{10}, \frac{2}{9} \]

Marie has 231 toothpicks in one box and 175 toothpicks in another box. She uses 319 toothpicks to make a bridge. How many toothpicks does she have left?