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jose mcmahon

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Consider the following. f(x)=x+7 g(x)=2x-3. Use the functions to find (g o f)^-1

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Transcription produces _________. Where does transcription occur in bacteria? In eukaryotes?

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Which of the following diseases is transmitted through direct contact? O HIV O Pertussis ? Hepatitis B O Hepatitis C

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if salmonella typhimurium has a doubling time of 2 hours on chicken, and there are 10 original cells on a raw chicken breast, how many cells would there be after 8 hours?

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9. Twinkie Trivia Co. manufactures and sells two trivia products, the Square Trivia Game and the Round Trivia Game. Last quarter's operating profits, by product, and for the company as .a.whole, were as follows: Square Round Total Sales revenue $ 80.000 $ 50.000 $ 130,000 Variable expenses $ 28,000 $ 40,000 $ 68,000 Contribution margin $ 52.000 $10.000 $ 62,000 Fixed expenses $12.000 $12.000 $ 24,000 Operating incone $40.000 $2,000 S 38,000 Thirty percent of the Round Game's fixed costs could have been avoided if the game had not been produced or sold. If the Round Game had been discontinued before the last quarter, what would operating income have been for the company as a whole? 10. Because of limited production capacity a small electronics company needs to prioritize the production of the two most profitable products. The controller has provided the following information: Product A Product B Product C Contribution Margin per package $75.00 $45.00 $30.00 Machine hours per package 5 3 2 Which product should be eliminated to maximize profit? a.Product A b.Product B C. Product C d.It does not make any difference since they are contributing equally

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Texts: Pharaoh Company recorded the following transactions during the month of April. Date Account Titles and Explanation Debit Credit April 3 Cash 3,300 Service Revenue 3,300 April 16 Rent Expense 650 Cash 650 April 20 Salaries and Wages Expense 590 Cash 590 Post these entries to the Cash T-account of the general ledger to determine the ending balance in cash. The balance on April 1 was $1,390. (Post entries 1 in the order displayed in the problem.)

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QUESTION 17 Say that Holiday is a parent class and April Fool is a child of it. Which one of the following is NOT legal Holiday day= new AprilFool(); Holiday day = new Holiday(); April Fool day = new AprilFool(); April Fool day = new Holiday(); QUESTION 18 What happens when an Exception is thrown in a try block? execution jumps out of the method execution jumps to the first catch clause that matches the type of the Exception execution jumps to the catch clause that most closely matches the type of the Exception the block is tried again until it succeeds

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Sketch a graph of the function $f(x) = -2\cos\left(\frac{1}{2}x\right)$

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P15. Read RFC 5321 for SMTP. What does MTA stand for? Consider the follow- ing received spam email (modified from a real spam email). Assuming only the originator of this spam email is malacious and all other hosts are honest, identify the malacious host that has generated this spam email. From - Fri Nov 07 13:41:30 2008 Return-Path: <tennis5@pp33head.com> Received: from barmail.cs.umass.edu (barmail.cs.umass.edu [128.119.240.3]) by cs.umass.edu (8.13.1/8.12.6) for <hg@cs.umass.edu>; Fri, 7 Nov 2008 13:27:10 -0500 Received: from asusus-4b96 (localhost [127.0.0.1]) by barmail.cs.umass.edu (Spam Firewall) for <hg@cs.umass.edu>; Fri, 7 Nov 2008 13:27:07 -0500 (EST) Received: from asusus-4b96 ([58.88.21.177]) by barmail.cs.umass.edu for <hg@cs.umass.edu>; Fri, 07 Nov 2008 13:27:07 -0500 (EST) Received: from [58.88.21.177] by inbnd55.exchangeddd.com; Sat, 8 Nov 2008 01:27:07 +0700 From: "Jonny" <tennis5@pp33head.com> To: <hg@cs.umass.edu> Subject: How to secure your savings

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Q5. Which of the following states are equivalent based on the implication chart below? Select all that apply? B-B B F-C E-D D-E C B-B C-F F-C D A-D F-E E F-B F-A D-E D-C A-C A-B D-A D-A F-E F E-B D-A A B C D E A) E=F ?) A=E C) A=B D) A=C E) D=E 2 marks

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