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Posts by Jamie

Total # Posts: 1,044

math
1. $78.20 2. ? 3. $200 4. $37.12

math
1. Original price: $92 Discount: 15% What is the sale price? 2. Original price: $110 Sale price: $91.30 What is the discount? 3. Discount: 33% Sale price: $134.00 What is the original price? 4. Cost to store: $32 Markup: 16% What is the selling price?

Math
IT takes Holly 5 hours to type a paper. It takes Mike 6 hours to type the same paper. HOw long would it take them working together? Just average?

life orientation
ways on how the geographical distribution of media can be improved

trigonometry
given that θ=5/9 and pi/2<θ< pi, find the values of the other 5 trigonometric functions of θ

Math
Write a real world situation that can be represented by the expression 8(t - 3). Tell what the variable represents then give a value for t and evaluate the expression.

Statistics
I'm totally blanking on how to do this type of problem and I want to use the statistic for an essay. I want to say that females are ___% more likely to be cyberbullied than males. Here is the data I have... Females: 41% reported being bullied Males: 32% reported being ...

Math
Varlos found that 1/2 of the apples in one basket are Granny Smith apples and 1/6 of the apples in another basket are Granny Smith apples. Which statement correctly compared the feactions?

physics!
In its search for flying insects, a bat uses an echolocating system based on pulses of high frequency sound. These pulses are 2.0 ms in duration, have a frequency of 50 kHz, and an intensity level of 100 dB at 1.0 m from the bat’s mouth. Assume the bat produces acoustic ...

IMPORTIANT MATH
A school is fencing in a rectangular area for a playground. It plans to enclose the playground using fencing on three sides (the fourth is a wall) . The school has budgeted enough money for 75 ft of fencing material and would like to make a playground with an area of 600 ft^2...

Bio
What is being asked of me, the question reads: Extrapolate single trait genetic flow to human disorders and diseases.

Bio
How to I determine the sequence of amino acid assembled when given the following +DNA code: CCA, AGT ? I'm asked to give the :-DNA, mRNA, tRNA codes, and also the amino acid. If I'm not mistaken I know that I must replace "T" thymine for "U" uracil...

Bio
How does a change in one nucleotide in one triplet code can change the nature of a protein and therefore the form of the trait ? I believe this has something to do with mutations. I know that mutation may result from errors in DNA replication or recombination, or physical or ...

Bio.
How does the genetic code is transferred from the nucleus to the cytoplasm to the amino acids ? Does it have something to do with transferring DNA-RN A ?

chemistry
to complex ( K2[Cu(C2O4)2]H2O, add 1 com of dil. H2SO4. Add KI; then add 1-2cm3 choloform and shake gently. what are the observations.

HISTORY
Which answer best describes why women were active in early reform movements?   A. Many Americans believed women had higher morals than men. B. Many Americans believed women could better bring about change than men. C. Women in the 19th century had plenty of extra time to ...

us history
B? Because the declaration of sentiments was signed in 1848.

Chemistry
Calculate the empirical formula of Tylenol: C, 63.56%; H, 6.00%; N, 9.27%; O, 21.17%

Physics
If the sky diver releases her chute and an upward force of 800 Newtons is developed due to wind resistance, what will be the net force acting on her?

physics
A 5 kg block is being held against the wall. What is the minimum force needed to keep the block from moving if the force is applied at an angle that is 15 degrees above the horizontal. The coefficient of static friction between the wall and the block is 0.275.

URGENT NEED HELP ASAP
If you were a muckraker, would you want to expose, uncover, or examine the issue? Do you feel that issue still exists today, perhaps in a different form?

English
In "The Wager, by: Anton Chekhov" the climax comes when the jurist who is confined, begins to ask for musical instruments and tobacco. True or False

English & Composition
Here is my topic sentence for ALLUSION

English & Composition
Nevermind forget that. Those were just ideas to get me thinking but I just confused myself even more. So heres is the thesis : A. Thesis: To convince Virginia delegates to vote for revolution, Patrick Henry develops a passionate attitude through his rhetorical questions, ...

English & Composition
I need help with writing a topic sentence that briefly but accurately takes into context the quote below. This is a long quote so its difficult to make a topic sentence that deems appropriate in the sense of Allusion D. Topic Sentence Three (Allusion) : Primary Evidence (...

Chemistry
100 mL 0.1 M sodium acetate solution is mixed with 50 mL 0.1 M acetic acid. If now 0.937 mL of 1 M sodium hydroxide is added to the buffer what is the change in pH? pKa (acetic acid) = 4.76

Physics
speed is a scalar and has no direction. Acceleration is a vector and direction matters so if an object is changing direction, it's acceleration changes independently of speed. So I would say yes it is possible for it to increase in speed as acceleration decreases

math
My guess is that when you say a mixed fraction e.g. 1 1/7, you literally say '1 and one seventh' so the & effectively means +

math
1 + 1/7 = 7/7 + 1/7 = 8/7

Math
Convert the whole number into a fraction with the same denomenator

ALGEBRA
Move every term with m in it onto one side, and the constants on the other. Divide the constant by the coefficient of m to get m. 9/2m - 4m = -3.5 + 6 2.5/0.5=5 M=5

Math
Right so 1/3 of his income goes on personal affairs leaving 2/3 left. He uses half of this (1/3) on household which leaves 1/3 left. He then invests 75% of the remaining 1/3 leaving 25% of that 1/3 in his hand. (1/3) x 0.25 = 0.083. So 8.33% of his initial salary equals the ...

Math
Answer is £12,000

Biology
The street lights in many cities contain bulbs with sodium vapor. When electrical energy is pass through the bulb, a brilliant yellow light is given off. What is happening to the sodium atoms to cause this? Explain. How would magnesium and chlorine interact? Please help. Thank...

physics
DAMON please help.Thankyou

physicsTEST MONDAY
Really confused!

physics
M1.) Nguyen jumps off a cliff with a height of 100 meters at a velocity of 3.5 meters per second to a save a cat. How long will it take her to reach the surface of the ocean? A3.) A plane vertically flees a horde of zombies at a speed of 7.9 m/s at a height of 230m above the ...

Inequalities - Algebra
65458

English
I have a essay to write and I don't know what to write about. It is an analysis paper.

English
Has anyone read the book Into Thin Air? I need help with essay

mathematics
Sorry Question a. Make a table of values and graph the function rule it it is the graph continuous or discrete explain. B. supposed the Coach spent $120 before tax.How many basketballs did he buy?

mathematics
The amount basketball coach spends at a sporting goods store depends on the number of basketball the coach buys.The situation is represented by the function rule a=15b

Composition
Sentence (1): Because of inspection devices, ordinary people lose their privacy. Although police say only criminals fear cameras, many people do not trust governments with too much information. Corrupt authorities may use and twist personal information in erroneous ways to ...

Algebra
Find the maximum revenue for the revenue function R(x) = 383x − 0.6x2.

Algebra
If the demand function for a commodity is given by the equation p2 + 16q = 1200 and the supply function is given by the equation 300 − p2 + 6q = 0, find the equilibrium quantity and equilibrium price.

Algebra
If a company has total costs C(x) = 20,000 + 25x + 0.2x2 and total revenues given by R(x) = 475x − 0.8x2, find the break-even points.

Composition
Is this OK? ... I just included affecting freedom of the individuals towards the bottom.. An observation system not only conflicts with civilization, but it profoundly impacts human daily activities affecting freedom of the individuals.

Composition
Also is it surveillance (effects) or Affect? Always got those confused??

Composition
Oops I realy didn't mean to put that hyphen but thanks for the point out! Thankyou both for your feedback (:

Composition
Can someone help me figure out a sentence from my conclusion CONNECTING BACK TO THE INTRO?? Or what can I say to connect back to my intro?? Thankyou to anyone who helps! (: My Intro: In the workplace, a new security installment begins in the workplace. Workers begin to feel ...

Algebra 2
Did I solve these problems correctly? 1. f(x)=-3x + 2 g(x)=3x^2 -x + 2 Find (f + g)(x) -3x+2+(3x^2-x+2) =3x^2-3x-x+4 =3x^2-4x-4 2. f(x)=x -1 g(x)=2x^2 -2x -5 Find g(f(x) ) 2x^2 -2x -5(x-1) =2x^2 -2x -5x+5 =2x^2 -7x+5 3. f(x)=3x + 2 g(x)= -2x2 -3x + 5 Find g(f(x) ) -2x^2-3x+5(...

Math
A box with a rectangular base and no top is to be made from a 9 inch by 12 inch piece of cardboard by cutting squares out of the corners and folding up the sides. What size (side-length) squares should be cut out to make the box have as much volume as possible?

Physical Science
Thanks guys

Physical Science
Explain how you can use Boyle's law to determine the new volume of a gas when it's pressure is increased from 270 kPa to 540 kPa? The original volume of gas was 1 l. Assume the temperature and number of particles are consistent. What is the new volume?

Math
-7/15+(-4/5)

Socials
Why did the Canadian government feel the need to control the economy, transportation, and trade after war was declared in 1914? I need help answering this question.

Government
I don't know im just confused how this question relates to government. Which of the following would a political party consider a “quality” candidate for national office? Question 3 options: A) An unknown mayor from Alaska. B) A self-employed computer hacker. C) A...

Algebra
A group of retailers will buy 96 televisions from a wholesaler if the price is $500 and 136 if the price is $450. The wholesaler is willing to supply 84 if the price is $420 and 164 if the price is $510. Assuming the resulting supply and demand functions are linear, find the ...

Math
After a genetics experiment on 67 pea plants, the number of plants having certain characteristics was tallied, with the results given below. Answer parts (a) through (c). 22 were tall 35 had green peas 42 had smooth peas 12 were tall and had green peas 20 had green peas and ...

Math
Will a 2-quart pitcher hold an entire recipe citrus punch -recipe- 2cups orange juice 2cups grapefruit juice 1/4 cup of apricot neater 1/3cup of pineapple juice 4cups ginger ale is the whole recipe 8 2/14 cups?

Algebra
Each ounce of a substance A supplies 2% of the nutrition a patient needs. Substance B supplies 10% of the required nutrition per ounce, and substance C supplies 16% of the required nutrition per ounce. If digestive restrictions require that substances A and C be given in equal...

Algebra
A nurse has two solutions that contain different concentrations of a certain medication. One is a 20% concentration and the other is a 5% concentration. How many cubic centimeters of each should he mix to obtain 10 cc of a 14% solution?

algebra
Bacteria of species A and species B are kept in a single test tube, where they are fed two nutrients. Each day the test tube is supplied with 19,740 units of the first nutrient and 31,990 units of the second nutrient. Each bacterium of species A requires 4 units of the first ...

Algebra
For the period 1995-2002, the total personal expenditures (in billions of dollars) in the United States for food, f(x), and for housing, h(x), can be described by the equations shown below, where x is the number of years past 1995. f(x) = 40.74x + 742.65 and h(x) = 47.93x + ...

Algebra
Each day, a young person should sleep 7 hours plus 1/4 hour for each year that the person is under 18 years of age. Assuming the relation is linear, write the equation relating hours of sleep y and age x.

Physics
Four tanks A, B, C, and D are filled with monatomic ideal gases. For each tank, the mass of an individual atom and the rms speed of the atoms are expressed in terms of m and vmax respectively (see the table). Suppose that m = 3.15 × 10-26 kg, and vrms = 950 m/s. Find the...

Physics
A 96.3-kg baseball player slides into second base. The coefficient of kinetic friction between the player and the ground is μk = 0.619. (a) What is the magnitude of the frictional force? (b) If the player comes to rest after 1.00 s, what is his initial speed?

Geometry
What is the area of a circle if the diameter is 10. Use A = pi*(r^2)

Algebra
My apologies. I guess I didn't word my question properly. The instructor needs us to show our work, so I have to show how I get the starting points on the graph. Here is what I have so far. Maybe you can see where I am going wrong. 18x+3y=12 3y=18x+12 y=-18x+4 This gives ...

Algebra
Using a graph, solve for x and y below. If 6x - 3y = 24 & 18x + 3y = 12 I know to use the forumla y = m*x + b. I also know to assume x=0 so that your starting point is (0,b) with b representing the y axis. M represents slope, which is rise over run. What I am having trouble ...

Algebra
x=5.625 y=4.375 I have been reworking this problem since last night, even using y=10-x, and was still coming up with incorrect answers. Thank you!

Algebra
If 2x + 2y = 20 & 5x - 3y = 15 Solve using the substitution method.

Math
Thank you, Steve. A = 4 and C = 8. I was initially having trouble setting up the equation properly.

Math
A group of adults and kids went to see a movie. Tickets cost $7.00 each for adults and $4.50 each for kids, and the group paid $64.00 in total. There were 4 fewer adults than kids in the group. Find the number of adults and kids.

chemistry
I'm not sure

chemistry
A sample of argon has a volume of 735 mL at a pressure of 1.20 atm and a temperature of 385 K. What is the volume of the gas in milliliters when the pressure and temperature of the gas sample are changed to 15.4 atm and 2580C? This problem involves changes in pressure, ...

Economics
Can someone help me make few sentences of a rap regarding Economics. The key words or phrases are econ is a drug, staying all night study,

physics
Consider three charges arranged in a triangle as shown. + - + 0.266 m 0.599 m −3.4 nC 8.1 nC 4.8 nC y x What is the net electric force on the charge at the origin? The value of the Coulomb constant is 8.99 × 109 N · m2 /C 2 . Answer in units of N. 010 (part ...

physics
4. Three point charges, +6.3 µC, +2.3 µC, and −3.4 µC, lie along the x-axis at 0 cm, 2.6 cm, and 5.2 cm, respectively. What is the force exerted on q1 by the other two charges? (To the right is positive.) The Coulomb constant is 8.99 × 109 N &...

Math
1.) What is the formula for the nth term of the arithmetic sequence that has a common difference of 8 and a first term of 4? 2.) What is the formula for the nth term of the geometric sequence that has a first term of 2 and a ratio of 3?

Anatomy
TRUE or False: atrial systole is responsible for "most" of venous return. wouldn't this be false? I was thinking it should say ventricular systole instead, but I'm not sure. Help?

Chemistry
How do you calculate the molality of a salt solution using only temperature? Is it even possible to do so? This was part of an ice cream lab and the temperature of the ice was 1.0 degrees celcius and the temperature of the ice water salt mixture was -0.4 degrees celcius but ...

Chemistry
How does the freezing process of ice cream occur? What happens to ice when salt is added?

Chemistry
1.How many grams of KCl is in 225 mL of a 0.452 M solution? 2.What volume in mL of 0.555 M solution contains 85.0g Na2SO4? 3.How many grams of CaCl2 would be dissolved in 2.0L of a 0.10 M solution of CaCl2? Can you please show me how to do these problems?

Calc.
The upper right-hand corner of a piece of paper, 12 in. by 8 in., as in the figure, is folded over to the bottom edge. How would you fold it so as to minimize the length of the fold? In other words, how would you choose x to minimize y?

History
Even though I asked this before, can you please help me with this and yes it's a crossword puzzle. My teacher gave us clues that don't really help at all and I've looked back in my textbook but I can't find the words for each clue. 1.Equality of Sexes 7 letters...

History
1. Equality of sexes ; 7 letters 2. To bring slavery into politics 12 letters 3. Unionism with politics; 16 letters 4.Put in here if you could not pay your debts ; 11 letters 5. Considered all men to be married to all women; 6 letters

Physics - Electric Fields
Could someone please explain electric potential energy? Note: The question itself is not on my homework, but I'm having trouble understanding the theory behind my homework.

language arts
Is 1 B? And is 3 C? I thought it out a bit more. -Jamie Lee

language arts
1. in diary of anne frank, act 1, what causes the franks and the van daans to move into the rooms on the top floor of the ware house? A. Their own homes have been desroyed by bombs. ***** B. They are hiding from the Nazis, who have been persecuting Jews. C. The warehouse has ...

Statistics
What do SEM (standard error of the mean) error bars tell you? How would you describe them in a figure caption for a graph? I know what regular error bars are, but I can't find any information on SEM error bars!

Health
Yerp C would be correct

health. please help! #6
Your immune system uses your white blood cells to fight off infections(And sometimes yourself if it goes wrong) So C is the right answer

Health
I believe 1 is right. 2: is d 3: is c

Health Information Technology
Or you could ask your doctor for suggestions or even see if they think your completed thing looks ok

Health
Screening should be the answer

Vectors Math
I was given this info r=1.5 m d=3 m F= 50 N angle= 110 degrees 1. What torque is APPLIED ? T=Fsin T= (1.5)(50)sin(110) T=70 N m 2. At what angle would enough force be applied to achieve maximum toque? T=Fsin T= (1.5)(50)sin(10) T=13.0 N m 3. If someone continues to push with a...

Computers
I believe it is B.

Algebra 2
The length of a rectangular window is 5 feet more than its width, w. The area of the window is 36 square feet. Write an equation to represent the area of the window. Please have your final equation equal to zero.

Health
its B

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