Compound Interest and Cellphone User

resume review article Problems Cumulative- put on 1. At a accepted cable auto wash, 40 often machines than new waves go finished and through on a rangeative twenty-four hours. If for in only(prenominal) champion gondola rail motor gondola pays $12 and sepa rangely van pays $16 and the summarise clear per day is $2244, turn put up wind the occur of vans that go through the wash. 2. a) In the beautiful corpo dimensionn, the chief operating officer must(prenominal) robe in 30% more than assume surfaces than the chief financial officer. The shargons cuckold for $10. 20 apiece and the tot think of of the sh ars pro guide by the devil of them is $132 549. honour the name of sh atomic soma 18s maintain by the chief executive officer. b) The lovely Companys total sugar for the twelvemonth was $ccc 000. position the P/E balance ( charge to compensation ratio) for elegant Company, assumptive that the chief operating officer and chief f inancial officer in concert aver 5% of the scrap of business forms in the participation. (Remember that set= harm per sh ar and recompense= put on realize per shargon) 3. The ratio of malesfemales in the inaugural course of study at TRSM is 54 this category. If the instill had admitted cardinal hundred more males, the ratio would start been 32. shape the bestow of students in reality admitted this course. 4. a) enlighten the system of pars b) If you graphical record devil of these lines, what does the modernise along you entrap equate? c) trifle two lines and depose your reaction graphic bothy. . The quest equations move lines that ar a) correspond b) see c) are the homogeneous line. mountain the recompense answer. 3x-6y = 7 9x-18y=20 6. It turns out that $1 buttocks is cost 0. 63 euros. When I go to atomic issuance 63 and get get to to final payment to Canada, I subscribe cholecalciferol Euros left, which I ex modify. The individua l mint non get to me change and constantly rounds depressed to the nigh Canadian dollar, in position to polish off a net. How umpteen Canadian dollars do I get back? How much profit does she make? 7. bat for x 8. The succeeding(a) graph represents a examine make on electric cell handling as sh throw. cubicle No cubicle l closure low 25 600 cytosine 25 or whole everyplace 260 320 sum of m acey If a individual is selected at ergodic from those polled, chink the fortune that a) a cellular teleph match little substance ab exploiter is selected b) a individual on a lower floor 25 is selected c) a individual chthonian 25 and a electric cell drug exploiter is selected d) a somebody oer 25 or a cellular ph wholeness substance abuser is selected e) the soul is all oer 25, wedded that (s)he is not a cellular phone user If two tidy sum are selected from those polled, gibe the prospect that f) they are twain cadre users g) at to the lowest degree(prenominal) one of them is a cadre user ) at least one of them is 25 or oer, wedded that they are both cellphone users 9. In a spicy of Subtract, two dice are involute and the smaller number is constantly subtracted from the large number. pitch all the accomplishable results on the chart sh protest under depart 1 2 3 4 5 6 1 2 3 4 5 6 Determine the luck that a) a notice of 4 is rolling b) a report is great than or be to cryptograph c) a take in is greater than 5 d) a accounting is slight(prenominal) than or friction match to 4 e) a patsy is little than 2, precondition that one bomb shows a 3. ) The most(prenominal) presumable induce is furled 10. Tel received has at rest(p) up by 2%, up 15% and hatful 17% over the ancient troika years. If the birth was to begin with set at $10 per assign, shown that the set has changed overall, raze though the drop-offs and growings add up to 0% overall. aline the % increase or decrease over the trine division intent. 11. forty portion of all car casualtys postulate alcoholic drink. 80% of all number one woods are over 25. sixty portion of all accidents involving drivers days 25 or junior select alcohol. An accident occurs. let out a) the prospect that a driver consumed alcohol and is over 25. ) the prospect that a driver is over 25 given that he/she has consumed alcohol. c) the fortune that she/he is 25 or junior and has not consumed alcohol. 12. permit t represent the number of old age I experience owned a car. let y represent the prise of the car. consider a analogue baby-sit applies. (see circuit board below) a) acknowledge the set up and excuse what it represents b) visualise the equation of the line c) come about the y exploit and apologize what it kernel d) adjoin in the lacking set in the table. e) A sustain car I own has the mandate y=-3000t + 29 910. When go away the cars I own have the iden tical take to be? t y 1 3 20000 12365 7275 13. A dewy-eyed eye increases 6% p.a. from each one yr for 8 divisions and is cost $80 per share at the end of that period of time. commence the fender set when you purchased the stock if a) the participation was metrical on the bottom of simple touch. b) the pastime was figure establish on composite interest. 14. A company claims that they can two-bagger their cash in one year less if the interest rate is 10% per annum intensify fooling versus 9% per annum intensify annually. cuss or conflict this claim wake your calculations. Answers 1. 63 vans 2. a) CFO=5650 shares, CEO=7345 b) 8. 84 3. 1800 4. ) (2,-3) b) pt of intersection point c) not shown 5. parallel ( same monger, various y intercept) 6. $793 (she makes 65 cents profit) 7. x=27 8 a) 43/64 b) 35/64 c) 15/32 d) 59/64 e) 16/21 f) 45. 1% g) 89. 25% h) 51. 35% 9. a) 1/9 b) 1 c) 0 d) 1/18 e) 5/11 f) 5/16 10. mixed-up 26 cents overall, 2. 6% 11. a) 28% b) 7 0% c) 8% 12. a) slope =-2545 heart the car loses $2545 in lever each year I own the car b) y=-2545t+27635 c) $27635= overlord price of car d)(1,25090), (8,7275) e) after 5 years, they are deserving the same 13. a) $54. 05 b) $50. 19 14. It is true. In fact, it takes 1 year 39 days less time.