Friday
April 18, 2014

Posts by Pauline


Total # Posts: 65

asap
solve? how do i do this? lmx=5

math
40*$31.50=$1260

Math
1341

math
Natureland Garden Center buys lawn mowers that list for $679.95 less a 30% trade discount. What is the dollar amount of the trade discount?

math 6th grade proportions
6 over 8 , 27 over x : 8x27= 216, 216 divided by 6= 36. Answer: 36 questions

english
Semicolon goes after the season and colon goes afternevertheless.

statistics
OH opps sorry xD

statistics
first arrange the numbers in order: 3, 5, 6, 8, 10, 14 then find the middle number. since there are two numbers in the middle, 5 and 6, you would add them and divide by 2 so, 5+6 divide by 2 = 5.5 the answer would be 5.5

Pre-Calc
Ana Colon asks her broker to divide her 401K investment of $2000 among the International Fund, the Fixed Assets Fund, and the company stock. She decides that her investment in the International Fund should be twice her investment in company stock. During the first quarter, the...

ECON 405
10. As of this morning, the New Mexico Lottery power ball jackpot was reportedly worth $111 million. The $111 million dollar value is based on an annuity paying $5.55 million per year for 20 years. Using a discount rate of 3%, what is the present value of the grand prize? Expl...

ECON 405
As of July 26, 2011, the interest rate for a 20 year, A-rated Municipal bond was 5.0%. Assuming that your marginal tax rate is 25%, what would be the tax free equivalent rate on an A-rated, 20 year corporate bond?

Statistics
A consumer protection group reports that 25% of 5-lb bags of sugar of a certain brand are underweight. Three bags of sugar are selected at random. Assume that the report is correct. a. What is the probability that all three bags are underweight? b. What is the probability that...

maths
ratio in simplest form for 1.1/3:2.1/4

math
1 km = 1000 m so (0.567 x 1000) 0.567 km = 567 m

Physics
Two point charges of 2.0 nC and 6.0 nC are both located 1.0 m away from a third charge of 3.0 nC ("n" is the metric prefix "nano" and means 10^-9) as shown. What is the electric force (magnitude and direction) on the 3.0 nC charge? 3.0 nC O---------O 6.0 nC...

Physics
Three point charges lie along the x-axis: q1 at x=15m has a charge of 2.2 x 10^-9C, q2 at x=2.0m has a charge of 5.4 x 10^-9C, q3 at x=0 has a charge of 3.5 x 10^-9C. What is the net force on q3?

Physics
thankyou :)

Physics
While undergoing fission, a uranium-235 nucleus with its 92 protons splits into two smaller nuclei each of which contains 46 protons and has a radius of 5.90 x 10^-15m. What is the magnitude of the repulsive force between the two nuclei just after the split?

calculus
Suppose that f(x)= square root of x and g(x)= 3x-4 and you are asked to evaluvate the composite function f(g(0)). What is the complication that occurs in trying to find that composite function value? For waht values of x is it possible to evauvate f(g(x))? Please help me with ...

physics
Tarzan is crossing a river by swinging on a 10.0-m long vine with a breaking point of 1.0 x 10^3 N. If Tarzan's speed at the bottom of his swing is 8.0 m/s, what is the largest mass that Tarzan can have and still make it across the river? [Hint: There are multiple forces a...

physics
saturn has a mass of 5.68 x 10^26 kg and a radius of 6.03 x 10^7 m. a) what would be the weight of a 65.0-kg person on the surface of saturn? b) what would be the weight of a 65.0-kg person 1000 km above the surface of saturn?

Operations research
36) Consider the following minimization problem: Min z = x1 + 2x2 s.t. x1 + x2 ≥ 300 2x1 + x2 ≥ 400 2x1 + 5x2 ≤ 750 x1, x2 ≥ 0 What is the optimal solution?

Physics
A rock climber part way up a cliff face drops a piton and it falls for 2.0 s before hitting the ground. How high up is he?

finance
Has the buildup in plant and equipment been financed in a satisfactory manner in the kramer corporation

Trigonometry
THANKYOU :D

Trigonometry
Explain why {y||y| ¡Ü 1} is the same as [-1,1].

Math
THANKS!

Math
If the length of a rectangle is increased by 120%, and its width is decreased by 20%, what happens to the area of the rectangle.

Math
ohhhh okay thx :]

Math
opps i forgot to type my choices sorry D: my choices are (A) 10 hours (B) 12 hours (C) 13 hours (D) 14 hours (E) 15 hours but i dont understand how you got a lower amount of time if we have less faucets and more tubs to fill?

Math
If it takes 16 faucets 10 hours to fill 8 tubs, how long will it take 12 faucets to fill 9 tubs?

Spanish
THANKYOU SOOO MUCHH! :] 5. But there was only a snail. Her dad said "only yell for help when you need it or else no one will believe you when you need help for real." 7. Her parents heard and came, but there was only a turtle. Her mom said "only yell for help wh...

Spanish
My spanish teacher assigned us a project to write a children's book. I wrote a sorta different version of the boy who cried wolf. Can someone please help me correct my grammer? :] (p.s. each number is a different page) El Muchacha Que Grito El Perro 1. Érase rase un...

math
when adding, the answer will be the same sign as the greater number

st marys
what is a column

Western Civilization
How did industrialization change traditional society?

ecology
How do plants deal with hot temperatures?

ecology
What are the chemical or cellular threats that excessive heat brings to plants.

Business
you have been put on the employment screening committe for an all-male law firm. There are two finalists being considered for the position a man a woman.They are equally qualified. What guidelines do you think your committe should follow in selecting the right person for the j...

Algebra
ok so this would = 1.54 just too see if i got it suppose A=D=E D/A=0.75 would D/E= .25

Algebra
sorry I still dont understand

Algebra
suppose that A=D+E and that D/A= 0.35 solve for A/E.

Psychology
Yes the fetus can't tell the difference in sound but this is an experiment therefore it was observed

Psychology
A researcher tested the Hr that reading out loud to your unborn baby will make the baby a better reader later in life. Mothers were randomly assigned to either a silent group in which they read silently during pregnancy at their normal reading times; or an oral group in additi...

Economics
How does a production possibilities curve illustrate how efficient an economy is?

Geometry&trigonometry
consider the polar graph §æ =(2/3)¦Ð. (¦Ð=pie) find the value of N such that r=N§æ, where 0¡Ü §æ ¡ÜN¦Ð has a)no solution b)one solution c)two solution i think i have figured the first quest...

geometry&trigonometry
thanks!

geometry&trigonometry
given that 180¡ã¡ÜA¡Ü 270¡ãand tan A=3/7, what is the exact value of cos A? can someone please help ???i need to know how to solve it ! thanks!

GNT
given that 180¡ã¡ÜA¡Ü 270¡ãand tan A=3/7, what is the exact value of cos A? i can't get my head around this...can someone please help?? thanks!

Maths
a theory about moth navigation is that moths fly at a constant angle relative to a light source. a particular moth flies at 50 degrees to the light source,L, and it measures its bearing 10 times in one revolution. Hint:one revolution is 360 degrees. 10 times makes the angle R1...

french
can anyone please tell me how i can improve my listening skill in french? thank you so much! You could watch more French movies with the caption on to learn the style. SALUT, Pauline! Thank you for using the Jiskha Homework Help Forum. The best way to improve listening skills ...

French
hello I am going to a french interview tomorrow and the teacher is going to ask me:"do you have a topic that you have prepared that you want to talk about?" in french. and i will say "yes i have. my topic is about my house..." can someone please tell me how...

French
can someone please prrof read this for me please?and correct me if i have made any mistakes?thanks. J'habite a Morley,c'est un banlieue pres de centre ville. J'habite dans une maison au premier etage.c'est grand et anciens (ca date de 1850).au rez-de-chaussee, ...

French
hi there!! I am looking for a number of good websites to practice my french on... mainly on the verbs and tense, so any sites with quizzs (with answers) would be great! oh and i am having my french exam in a week;written,comprehension, listening, and oral. um i am not good at ...

French
hello can someone please tell me the names of some free and good softwares about learning french that i can download from the internet?i don't want the ones for emergency...i want to practise my tense and the use of verbs...(i am horrible at this!)so i really need help on ...

physics
when you walkaround bare footed, a concrete floor feels colder than a carpeted floor in a room at the same temperature. why is this? please explain this to me. thx. well the carpeted floor is like a blanket so that would be my guess The skin does not sense temperature. Nerves ...

physics
swimmers often notice that when they start to swim in a still body of water after a hot sunny day the surface water is warm but the deeper water is cold. why this happens?explain. (is it that the heat of the sun can only heat up the surface of the water?) swimmers often feel c...

physics
a diesel engine rapidly compresses air in its combustion chambers. while this happens it squirtsa fine spray of diesel fuel into the chamber. explain why the diesel ignites. can someone please help? Compressing gases heats them.

English
what do i write for the intertextual links of a text? Can you amplify your question some? It is not clear on what you are writing, and what you are doing with the intertextual links. i have finished reading a novel, and i have to write about the context, themes, style, and int...

French-for SraJMcGin.
Thank you so much!!!! I'm really sorry that I could not post back a.s.a.p to all your posts.Thoses posts were SO Helpful! Don't worry about the links, because I have searched for it and it was brilliant! I don't have a problem with memorising the vocabs, I am alway...

French study help
Could anyone please give me some useful web site to learn and practise my french on? I have trouble with the tense, forming sentences,pronunciation etc.(I get confused over these stuff a lot.)and I am a beginner. Or if anyone have any advise on learning french,other than prati...

physic-heat
the specific heat of water is one of the highest of all substances.why does this make water a useful liquid to use in hot water bottles? and could you use a lump of nickel to warm your bed instead of a hot water bottle?which would be better? why? I will be happy to crititque y...

physic-heat
please list all the formulas for calculating the specific heat of a substance please. thanks specific heat = (heat added)/[(mass)(delta T)] That is the equation that defines specific heat. It should be the only equation you need. "delta T" is the increase in temperat...

Geometry
In what direction must a plane head if it can maintain 350 km/h in still air, wishes to fly 500km in a diirection 040degree and the wind is blowing at 56km/h from 100 degree? howlong would the journey take(to the nearest minutes)? how long would the return journey take, again ...

sociology
I am glad I came across this page, I do not feel do bad now. I begining to thing there is something funny about this. Good look to everyone. I am also in ETH125 and COM215

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