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What are 'heuristics'? Owrtten guidelines that are eventually formalized into corporate policy Oidiosyncrasies that each cultural group contains O the use of our senses when we are forced to make a crucial decision O'rules of thumb' that we use to evaluate and make decisions Ocultural norms that are not shared by each person in the culture

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Find $f'(x)$.\\ $f(x) = \frac{9x-5}{6x+1}$\ $f'(x) = $

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Student Maths (%) x Accounting (%) y x^2 y^2 xy A 62 71 3844 5041 4402 B 75 84 5625 7056 6300 C 41 56 1681 3136 2296 D 69 73 4761 5329 5037 E 82 90 6724 8100 7380 Another student scores 63% in Accounting. The student’s Mathematics mark will be approximately:

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Refer to figure 7-9, which of the following is correct? Figure 7-8 Cost ($) A B C Output (Q) A can be AVC or ATC, B can be MC and C can be AFC A can be TVC or AVC, B can be MC and C can be TFC A can be TC, B can be MC and C can be AFC A can be AFC or AVC, B can be AC and C can be AFC

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Year January February March April May June 2020 49.8 27.3 67.1 54.4 313.9 274.6 2021 225.8 38.2 226.3 185.8 423.7 546.6

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A sailor pushes a lever of length 7R to rotate a wheel of radius R in order to lift an anchor that is connected to the wheel by a rope with a Tension of 1500 N. What is the minimum force needed to lift the anchor (balance out)?

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A grocery store has estimated its sales performance and got the following results: $sales = 12,555 + 10.5$\ Employees -250 Spring + 22 Summer -309 Fall, where Employees is the number of employees it uses and Spring, Summer and Fall are seasonal dummy variables. On average, what is the absolute expected difference in sales between winter and spring.\ a. 250\nb. 309\nc. 12,805\nd. 12,305

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Consider the combustion of methanol: 2 CH4O(l) + 3 O2 (g) ? 2 CO2 (g) + 4 H2O (l) ?H?rxn = -1452.8 kJ/mol Given these standard enthalpies of formation: ?H?f (CO2 (g)) = -393.5 kJ/mol ?H?f (H2O (l)) = -285.8 kJ/mol Calculate the standard enthalpy of formation of methanol: a. -1691.5 kJ/mol b. -238.7 kJ/mol c. -477.4 kJ/mol d. 477.4 kJ/mol e. 238.7 kJ/mol

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Q2. For the circuit given in the figure below \(\beta=75\). Calculate the value of $V_i$ that produces $V_o$ equal to 4 V for a-) $R_E = A \,\text{k}\Omega$, where A is last digit of your student number b-) $R_E = AB \,\text{k}\Omega$, where AB is last two digits of your student number Assuming that $R_E = AB \,\text{k}\Omega$, calculate; c-) $V_{RB}$ (voltage drop accross $R_B$) d-) $I_B$ e-) $I_C$ f-) Voltage $V_{CE}$. g-) Propose a method to drive the transistor into saturation. $R_B = 200 \,\text{k}\Omega$ $V_i \circ\\\\\\\\\\ +5 V $R_C = 4 \,\text{k}\Omega$ $V_o$ $R_E$

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BLONDE ESPRESSO COMPANY Product-Line Income Statement Light Roast Medium Roast Dark Roast Sales $750,000 $1,175,000 $487,500 Cost of goods sold (450,000) (700,000) (390,000) Gross profit $300,000 $475,000 $97,500 Selling and administrative expenses (135,000) (350,000) (150,000) Operating income (loss) $165,000 $125,000 $(52,500) Fixed costs are 40% of the cost of goods sold and 18% of the selling and administrative expenses. Blonde Espresso assumes that fixed costs would not be significantly affected if the Dark Roast line were discontinued. BLONDE ESPRESSO COMPANY Product-Line Income Statement Differential Analysis Report Light Roast Medium Roast Dark Roast Differential revenue from monthly sales: Accounts receivable $fill in the blank 36113607a05d033_13 Cash $fill in the blank 36113607a05d033_14 Fixed selling and administrative expenses $fill in the blank 36113607a05d033_15 Revenue from sales $Revenue from sales $Revenue from sales Differential cost of monthly sales: Accounts receivable $fill in the blank 36113607a05d033_16 Fixed cost of goods sold $fill in the blank 36113607a05d033_17 Fixed selling and administrative expenses $fill in the blank 36113607a05d033_18 Revenue from sales $Variable cost of goods sold $Variable cost of goods sold Variable cost of goods sold $Variable cost of goods sold $Variable cost of goods sold Accounts receivable $Fixed cost of goods sold $Fixed selling and administrative expenses Revenue from sales $Variable selling and administrative expenses $Variable selling and administrative expenses Variable selling and administrative expenses $Variable selling and administrative expenses $Variable selling and administrative expenses Total differential costs $fill in the blank 36113607a05d033_13 $fill in the blank 36113607a05d033_14 $fill in the blank 36113607a05d033_15 Monthly differential income from sales $fill in the blank 36113607a05d033_16 $fill in the blank 36113607a05d033_17 $fill in the blank 36113607a05d033_18 b. Should the Dark Roast line be retained? The Dark Roast line should be discontinued. The Dark Roast line should be retained. The Dark Roast line should be retained.

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