Reference no: EM131025364
Train Tickets
At the the Pittsburg zoo, children ride a train for 25 cents, adults pay $1.00, and Senior citizens 75 cents. On a given day, 1400 passengers paid a total of $740 for the rides. There were 250 more children riders than all other riders. Find the number of children, adult, and senior riders.
Manufacturing
Stewart's Metals has three silver alloys on hand. One is 22% silver, another is 30% silver, and the third is 42% silver. HOw many grams of each alloy is required to produce 80 grams of a new alloy that is 34 % silver if the amount of 30% alloy used is twice the amount of 22% alloy used.
Investment
Monica receives an $80,000 inheritance. She invests part of it in CD's earning 6.7%. APY part in bonds earning 9.3% APY and the remainder in a growth fund earning 15.6% APY. She invests three times as much in the growth fund as in the other two combined. How much does she have in each investment if she receives $10,843 interest the first year?
Investments
Oscar invests $20,000 in three investments earning 6% APY,8%APY and 10%APY. He invests $9000 more in the 10% investment than in the 6% investment. How much does he have invested at each rate if he receives $1780 interest the first year?
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Claim for the stolen items
: Assuming a 50% coverage C limit, calculate how much the Stillmans would receive if they filed a claim for the stolen items.
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Problem regarding the same risk class
: The Hatfields Corporation is a zero growth firm with an expected EBIT of $250,000 and corporate tax rate of 40 percent. Hatfields uses $1,000,000 of debt financing, and the cost of equity to an unlevered firm in the same risk class is 15%.
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Calculate total enthalpy change for combustion of quantity
: The "Chemistry Put to Work" box on pipelines in Section 10.5 mentions that the total deliverability of natural gas (methane, CH4) to the various regions of the United States is on the order of 2.7 X 1012 L per day, measured at STP. Calculate the t..
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What is inventory accumulation or decumulation
: What are equilibrium consumption, private savings, public savings, and national savings - Find the equilibrium interest rate r and equilibrium level of income Y.
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How much does he have invested at each rate
: Oscar invests $20,000 in three investments earning 6% APY,8%APY and 10%APY. He invests $9000 more in the 10% investment than in the 6% investment. How much does he have invested at each rate if he receives $1780 interest the first year?
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Calculate the number of moles of co2 that have reacted
: A 4.00-g sample of a mixture of CaO and BaO is placed in a 1.00-L vessel containing CO2 gas at a pressure of 730 torr and a temperature of 25 °C. The CO2 reacts with the CaO and BaO, forming CaCO3 and BaCO3.When the reaction is complete, the press..
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Determine the percent composition of the substance
: An herbicide is found to contain only C, H, N, and Cl. The complete combustion of a 100.0-mg sample of the herbicide in excess oxygen produces 83.16 mL of CO2 and 73.30 mL of H2O vapor at STP. A separate analysis shows that the sample also contain..
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Discuss the way in which milton creates
: Discuss the way in which Milton creates his Satan character in "Paradise Lost." Is he the hero of the story? You may use examples from a film such as "Devil's Advocate" to explore this sympathetic drawing of Satan.
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How do systems compare with respect to number of molecules
: Suppose you have two 1-L flasks, one containing N2 at STP, the other containing CH4 at STP. How do these systems compare with respect to number of molecules and density.
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