Arithmetic Questions from Dec 04,2024

Browse the Arithmetic Q&A Archive for Dec 04,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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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. \[ \frac{2}{5}, \frac{6}{10}, \frac{2}{9} \] 4. Which list is ordered from least to greatest? \( \frac{1}{9}, \frac{3}{9}, \frac{7}{9} \) \( \frac{7}{9}, \frac{1}{9}, \frac{3}{9} \) \( \frac{3}{9}, \frac{7}{9}, \frac{1}{9} \) \( \frac{7}{9}, \frac{3}{9}, \frac{1}{9} \) 13-) CESPE - Auxiliar Judiciário/2020 Determinado equipamento é capaz de digitalizar 1.800 páginas em 4 dias, funcionando 5 horas diárias para esse fim. Nessa situação, a quantidade de páginas que esse mesmo equipamento é capaz de digitalizar em 3 dias, operando 4 horas e 30 minutos diários para esse fim, é igual a: a) 2.666 . b) 2.160 . c) 1.215 . d) 1.500 . e) 1.161 . 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? 2. Invéntate dos situaciones diferentes que se resuelvan con la resta 51 - 24 . Resuelve una por descomposición y otra mediante saltos en la línea numérica. 3. Which lists these fractions in Rder from greatest to least? \[ \frac{5}{12}, \frac{4}{5}, \frac{1}{8} \] 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? 12-) (Unifor) Um texto ocupa 6 páginas de 45 linhas cada uma, com 80 letras (ou espaços) em cada linha. Para torná-lo mais legível, diminui-se para 30 o número de linhas por página e para 40 o número de letras (ou espaços) por linha. Considerando as novas condições, determine o número de páginas ocupadas. Draw a diagram to represent each of these situations. Then write an addition expression that represents the final temperature. a. The temperature was \( 80^{\circ} \mathrm{F} \) and then fell \( 20^{\circ} \mathrm{F} \).
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