Numerade

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Question 7 par 1 of 1 10 points A shopper in a supermarket pushes a cart with a force of 33.1 N directed at an angle of 24.3° downward from the horizontal. Find the work done by the shopper as she moves down a 51.9 m length of aisle. Answer in units of kJ.

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What is an example of chronic disease effects academia? A Chronic disease only affects adults and isn't a problem for grade schoolers B Diabetes can cause the student to have a lower ability to focus C Hypertension requires more sleep, resulting in a reduced ability to focus D Overweight and obesity show improved test scores by increasing attendance

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Calculate the pH of a buffer solution that contains 0.1M CH3COOH and 0.1M CH3COONa. The pKa for CH3COOH is 4.75.

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My 2011 Subaru is currently valued at $6000 and is falling in value by $1000 per year. The O&M costs are expected to be $4000 this coming year and increasing by 30% per year. Leasing a new vehicle will cost $8000 per year due to high interest rates. My mechanic informs me I need to rebuild my transmission which will cost $3500 (this is on top of the usual O&M costs). MARR = 10% Which of the following is true?

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2. The pressure of steam flowing in a pipeline is measured with a mercury nanometer, shown in Fig. 1. Some steam condenses into water. Estimate the am pressure in $ \mathrm{kPa} $. Take the density of mercury as $ 13.6 \times 10^{3} \mathrm{~kg} / \mathrm{m}^{3} $, density of water as $ 10^{3} \mathrm{~kg} / \mathrm{m}^{3} $, the barometer reading as $ 76.1 \mathrm{~cm} \mathrm{Hg} $, and $ \mathrm{g} $ as $ 9.806 \mathrm{~m} / \mathrm{s}^{2} $.

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Question 5 What is the end result of mitotic cell division? two identical (or nearly identical) cells four unique gametes 2 pts one cell with double the normal number of chromosomes two genetically diverse cells

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Parent 1 Parent 2 What is the predicted frequency of the offspring of parents 1 and 2 (genotypes shown in figure) having the genotype A/A B/B D/D? Pick one answer. A. 1/64 B. 1/16 C. 1/8 D. 1/4

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You invest $3,000 today and expect to sell your investment for $7,500 in 9 years. a-1. Calculate the present value of the future payoff, if the interest rate is 9%. (Do not round intermediate calculations. Round your answer to 2 decimal places.) a-2. Is this a good deal? b-1. Calculate the present value, if the interest rate is 12%. (Do not round intermediate calculations. Round your answer to 2 decim places.) b-2. Is this a good deal? a-1. Present value a-2. Is this a good deal? b-1. Present value b-2. Is this a good deal?

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On February 6, Cullumber Company sold $112,000 of merchandise to the Lyman Company, terms 2/10, net /30. The cost of the merchandise sold was $73,000. On February 8, the Lyman Company returned $13,000 of the merchandise purchased on February 6. The cost of the merchandise returned was $8,200. On February 16 Cullumber Company received the balance due from the Lyman Company. Prepare the journal entries to record the above transactions on Cullumber Company's books using a perpetual inventory system. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. Record journal entries in the order presented in the problem.) Date Account Titles and Explanation Debit Credit (To record credit sale) (To record cost of good sold) (To record goods returned) (To record cost of good returned)

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4. A material is load and has $K_{1c} = 60 \text{ MPa } m^{1/2}$ and $\sigma_{ys} = 1515 \text{MPa}$ and will be subjected to $\sigma_{ys}/2$ with Y = 1.12. If UT scan is used to detect a flaw size of 3mm through the thickness crack; a. Determine the critical flaw size b. Is the test valid? c. Is it necessary to correct $K_{1}$ due to crack tip plasticity?

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purificaci-n f.