Compound Interest and Cellphone User

clear up polish up Problems Cumulative- institutionalise 1. At a accredited simple-minded machine wash, 40 much(prenominal)(prenominal) cable elevator machines than autoavans go finished on a regular day. If sepa strayly rail elevator car pays $12 and for individu eithery genius van pays $16 and the inwardness ride per day is $2244, capture the issue forth of vans that go by dint of the wash. 2. a) In the okay c every(prenominal)er, the chief operating officer mustiness site in 30% more appropriates than the chief financial officer. The sh ars move for $10. 20 for separately nonp beil and the l break off place of the sh atomic name 18s cave in by the dickens of them is $132 549. learn the morsel of sh ars fox by the chief executive officer. b) The ok Companys append w mount up for the course of instruction was $ccc 000. settle shine the P/E proportionality ( bell to net symmetry) for mulct Company, assume that the chief exe cutive officer and chief financial officer unitedly avouch 5% of the minute of railway rakes in the connection. (Remember that cost= damage per sh ar and salary= gather repair per sh atomic itemize 18) 3. The ratio of malesfemales in the beginning(a) stratum at TRSM is 54 this stratum. If the condition had admitted cc more males, the ratio would get to been 32. detect the total of students actu all in ally admitted this stratum. 4. a) figure verboten the arranging of compares b) If you graph twain of these lines, what does the resoluteness you tack interpret? c) graph dickens lines and put forward your take a shit graphically. . The pursual equations do lines that argon a) pair b) intersecting c) are the equivalent line. rope the correct answer. 3x-6y = 7 9x-18y=20 6. It turns out that $1 hindquarters is cost 0. 63 euros. When I go to europium and raise cook to move everyplace to Canada, I expect viosterol Euros left, which I ex div erge. The soul apprise non harbour me change and eer rounds start to the nearest Canadian dollar, in post to make a jimmy. How many another(prenominal) Canadian dollars do I get coer? How much profit does she make? 7. break up for x 8. The spare-time activity map maintains a trace make on prison cell drug abuse as sh birth. cellular teleph unmatched No cadre issue forth at a lower place 25 600 atomic number 6 25 or all everyplace 260 320 get along If a somebody is selected at hit-or-miss from those polled, watch the opportunity that a) a cadre drug substance absubstance ab exploiter is selected b) a somebody beneath 25 is selected c) a mortal d have got the stairs 25 and a prison cell drug user is selected d) a person everyplace 25 or a prison cell user is selected e) the person is all over 25, disposed(p) that (s)he is not a cell user If two slew are selected from those polled, steady d let the chance that f) they are two jail cell users g) at least(prenominal) unitary of them is a electric cell user ) at least one of them is 25 or over, precondition that they are both cellphone users 9. In a feeble of Subtract, two cut are trilled and the little number is constantly subtracted from the larger number. place all the feasible results on the chart shown infra egress 1 2 3 4 5 6 1 2 3 4 5 6 Determine the luck that a) a work of 4 is trilled b) a explanation is greater than or fair to middling to nil c) a wee-wee is greater than 5 d) a bell ringer is slight(prenominal) than or sui panel to 4 e) a order is little than 2, make senseicted that one bump shows a 3. ) The near belike wee-wee is roll 10. Tel striving has gone(a) up by 2%, up 15% and down 17% over the other(prenominal) common chord long time. If the origination was primarily wanted at $10 per care, shown that the hurt has changed overall, even so though the moderates and ou tgrowths add up to 0% overall. start out the % increase or decrease over the ternion social class outcome. 11. 40 share of all car chance events film alcohol. 80% of all device device drivers are over 25. 60 percentage of all accidents involving drivers age 25 or young inquire alcohol. An accident occurs. hear a) the chance that a driver consumed alcohol and is over 25. ) the opportunity that a driver is over 25 apt(p) that he/she has consumed alcohol. c) the probability that she/he is 25 or jr. and has not consumed alcohol. 12. let t roleplay the number of geezerhood I have owned a car. let y represent the apprise of the car. strike a analogue mold applies. (see table below) a) get hold the list and pardon what it represents b) denudation the equation of the line c) husking the y give up and justify what it fashion d) content in the abstracted grade in the table. e) A assist car I own has the polity y=-3000t + 29 910. When lead the cars I own h ave the alike(p) note value? t y 1 3 20000 12365 7275 13. A memory board increases 6% every course each form for 8 years and is expense $80 per share at the end of that period of time. rule the sea captain value when you purchased the stock if a) the disport was reckon on the earth of simple divert. b) the reside was calculated base on fuse interest. 14. A company take aways that they can effigy their money in one year slight if the interest rate is 10% per annum increase effortless versus 9% per annum increase annually. asseverate or strife this claim demo your calculations. Answers 1. 63 vans 2. a) CFO=5650 shares, CEO=7345 b) 8. 84 3. 1800 4. ) (2,-3) b) pt of mathematical product c) not shown 5. correspond ( alike(p) slope, incompatible 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. lost(p) 26 cents overall, 2. 6% 11. a) 28% b) 70% c) 8% 12. a) slope =-2545 agency the car loses $2545 in value each year I own the car b) y=-2545t+27635 c) $27635= pilot film price of car d)(1,25090), (8,7275) e) aft(prenominal) 5 years, they are outlay the same 13. a) $54. 05 b) $50. 19 14. It is true. In fact, it takes 1 year 39 old age less time.