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A rock with a mass of 518 g in air is found to have an apparent mass of 325 g when submerged in water. a. What mass of water is displaced? m _w = g b. What is the volume of the rock? V_r =cm ^{3} c. What is its average density? rho_r =g/cm ^{3} Which of the following categories of ebusiness would an EDI(electronic data interchange) system usually be classifiedwithin?B2BC2BB2CC2C Consider the following LP problem with two constraints: 16X+4Y>=64 and 10X+2Y>=20. The objective function is Max 24X+36Y. What combination of X and Y will yield the optimum solution for this problem? a. 2,0 b. unbounded problem c. 0,10 d. infeasible problem e. 1,5 10. Specify a suitable quality number for the gears in thedrivefor an automotive transmission. What are Grant and Piechoswskis argument in the article Theories and the good: Toward child - centered gifted education . And what are the 3 functions of theory according to Grant and piechoswski( 1999)? Evaluate the effects of a contractionary monetary policy: raise interest rates, the price level, and the exchange rate. raise the price level and lower both interest rates and the exchange rate. lower interest rates, the price level, and the exchange rate. lower price level and raise both the interest rate and the exchange rate. geologist is surveying a cave. She follows a path 170 m straight West, then 250 m in the direction 45 East of South and then 280m 30 East of North. Find the magnitude and direction of her total displacement using the three methods: (1) Parallelogram method (2) Polygon method (3) Component method Which of the following characteristics of the Moon is the best evidence that the Moon has been extensively heated? Mass of the moon Lack of iron core Oxygen isotopes like the Earth Lack of volatiles Explain in detail about impact of Government policies onstrategic management of organizations? 1. Consider the following hypothetical system of Simultaneous equations in which the Y variables are endogenous and X variables are predetermined.Y1t 10 12Y2t 13Y3t 11X1t = u1t (19.3.2)Y2t 20 23Y3t 21X1t 22X2t = u2t (19.3.3)Y3t 30 31Y1t 31X1t 32X2t = u3t (19.3.4)Y4t 40 41Y1t 42Y2t 43X3t = u4t (19.3.5)(a) Using the order condition of identification. determine whether each equation in the system is identified or not. and if identified, whether It is lust or overidentified.(b) Use the rank condition of identification Xo validate your in (a) for equation 19.32.(c) Describe the Steps you can take to ascertain whether in equation 19.3.2 are endogenous (derivation Of reduced form equations is not necessary). Calculate the required rate of return for Mudd Enterprises assuming that investors expect a 3.4% rate of inflation in the future. The real risk-free rate is 2.0%, and the market risk premium is 7.0%. Mudd has a beta of 1.3, and its realized rate of return has averaged 8.5% over the past 5 years. Round your answer to two decimal places. What do you think should be the guiding principle of aphysicians treatment decisions (ethics, standard practice, cost,etc.)? the velocity components for a two-dimensional flow are Describe the merchandise presentation techniques thatyou believe Walmart follows. What are the advantages anddisadvantages of their choices? 2. (10 points) What do you mean by a continuous process? Provide an example and discuss the disadvantages of a continuous process. Which of the steps in an engineering economy study,outlined in Chapter 1, do you consider the most important, andwhich the most challenging? Why? add references What is the protective mechanism underlying a narrowed pulse pressure?A.Stop the loss of blood internally or externallyB.Maintain an adequate blood pressure for perfusionC.Increase the amount of oxygen entering the lungsD.Increase the oxygen-carrying capacity of the red blood cells What change in entropy occurs when a 0.12 kg steam at 121 deg C is transformed into ice at -28 deg C? Use the 2nd law of thermodynamics to explain calculated result. What biomes have been lost in these areas due to human activity? the alpine tundra in the Indian Himalayas the eastern half of China's steppe grasslands seasonal tropical forest and tropical savanna biomes of India montane forests of the Himalayan slopes much of China's temperate deciduous forestland You are considering an annuity which costs \( \$ 107,039 \) today. The annuity pays \( \$ 7,600 \) a year at an annual interest rate of \( 6.0 \) percent. What is the length of the anmulty time period