# Posts by Shan

Total # Posts: 164

physics
when one boy is sitting 1.20 meter from the center of he seesaw the girl must sit on the other side 1.50 meter from the center to maintain an even balance . however the boy carries an additional mass pf 14 kg and sit 1.80 meter from the center the girl must move to 3 meter ...

math
2987

ratio
Divide 6400 in the ratio 5:3

math
I am a 6 digit number my 8 is worth 8*1000 .one of my 4's is worth 40. The other is worth 1/10 as much.My 5 is worth 50,000.MY 3 is worth 3(100's).My other number is 1. What number am I?

Math
Find each product mentally using the distributive property show the steps that you used

engineering mechanics
The resultant if a certain system of forces has x and y components. Determine the components of this resultant with respect to N and T axes rotation 30 degree counterclockwise relative to the x and y axes. Ans. Rn= 500 lb Rt= 266 lb How did it happen?

algebra
the weight (in kg) of each student in a group of students is 9 times his height (in feet) write a linear equation with x representing the height (in feet) and y representing the weight i kg of the student

physics
Why is parallax method not useful for measuring the distances of stars more than 100 light years away?

physics
A spring balance has a scale that reads from 0to50 kg.The length of the scale is 20cm.A body suspended from this balance,when displaced & released, oscillates with period of 0.6 s.What is the weight of the body?

itt
f(x)=-3x2-12x-5 find x intercepts a. analyze the multiplicity at each intercept (where it crossed/touches the axis) determine the number of turning points find four more points to graph graph the parabola

ITT
use the eight step strategy to graph f(x)=-3x2-12x-5 find the vertex find x and y intercepts determine the number of points to graph graph the parabola

physics
6N,10N

English
Is the following sentence a transitive verb? The strawberries contained vitamin c?

geometry
a self supporting ladder placed so that the angle between the ladder and the ground is 75.5" can be used to test whether the ladder can support a certain load. The diagram represents a ladder placed next to a window that is 20feet above the ground. What is the length of ...

ENGLISH (ESL)
please need proof Reading Health promotion means what you can do to reduce the health risks and promote the wellness of a human being. This process directed towards enabling people to take action and support them in changing their lifestyle to move toward a state of optimal ...

ENGLISH (ESL)
Thank you

ENGLISH (ESL)
i try to correct , but if my english would so better , why would i post for proofreading . A nurse was working in ER. During her shift, she saw a patient who is having a fever of 101 degree F. The patient has a open wound on his left leg. The wound is red, painful, swollen, ...

ENGLISH (ESL)
PROOF READING A nurse was working in ER, during her shift, she see a patient who is having a fever of 101 degree F. The patient also has a open wound on his left leg, the wound is red, painful, swollen, and foul-smelling pus is showing signs of infection. The patient ‘s ...

ENGLISH (ESL)
OKAY, THANKS.

ENGLISH (ESL)
A nurse was working in ER, during her shift, she see a please need proof reading . patient who is having fever of 101 degree F. The patient also has open wound on his left leg, the wound is red, painful, swollen, and foul-smelling pus is showing signs of infection. The patient...

physics
Determine the stopping distances for an automobile going a constant initial speed of 97km/h and human reaction time of 0.50s , for an acceleration a=−6.5m/s2

Calculus
Find the absolute extrema of the function. (Round your answer to three decimal places.) f(x) = xe-x2 on [0,2] Absolute maximum value: at x = Absolute minimum value: at x =

Calculus
Find the derivative of the function. f(x) = ex8 - 6

Calculus
The percentage of alcohol in a person's bloodstream t hr after drinking 8 fluid oz of whiskey is given by the following equation. A(t) = 0.26te-0.3t , (0 t 12) (a) What is the percentage of alcohol in a person's bloodstream after 1/2 hr? After 6 hr? (Round your answers...

Calculus
In a study prepared in 2000, the percentage of households using online banking was projected to be f(t) = 1.7e0.71t , (0 t 4) where t is measured in years, with t = 0 corresponding to the beginning of 2000. (Round your answers to three decimal places.) (a) What was the ...

Economics
GDP=500 Government spending decreases by 20 Taxes increase by 20 Investment decreases by 20 MPC=.8 What is the new equilibrium GDP?

Economics
GDP=520 Government spending decreases by 15 Taxes decrease by 20 Investment increases by 30 Net Exports decrease by 30 MPC=.75 What is the new equilibrium GDP?

Economics
GDP=500 Government spending decreases by 20 Taxes increase by 20 Investment decreases by 20 MPC=.8 What is the new equilibrium GDP?

Economics
GDP=375 Government spending increases by 50 Taxes increase by 50 MPC=.9 What is the new equilibrium GDP?

Accounting
Effect of Stock Split Gino's Restaurant Corporation wholesales ovens and ranges to restaurants throughout the Midwest. Gino's Restaurant Corporation, which had 100,000 shares of common stock outstanding, declared a 5-for-1 stock split (4 additional shares for each ...

Accounting
EPS Malen Arts, Inc., had earnings of \$133,750 for 2012. The company had 25,000 shares of common stock outstanding during the year. In addition, the company issued 10,000 shares of \$100 par value preferred stock on January 3, 2012. The preferred stock has a dividend of \$4 per ...

Calculus
Use the four-step process to find the slope of the tangent line to the graph of the given function at any point. f(x) = 16 - 10 x Step 2: f(x + h) - f(x) = Step 4: f'(x) = lim(h->0)(f(x + h)- f(x))/h =

Calculus
The demand function for Sportsman 5 X 7 tents is given by the following function where p is measured in dollars and x is measured in units of a thousand. (Round your answers to three decimal places.) p = f(x) = -0.1x^2 - x + 40 (a) Find the average rate of change in the unit ...

Calculus
Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/(4 x) at (1,(15/4) m = y =

Calculus
A major corporation is building a 4325 acre complex of homes, offices, stores, schools, and churches in the rural community of Glen Cove. As a result of this development, the planners have estimated that Glen Clove's population (in thousands) t yr from now will be given by...

Calculus
The concentration of a certain drug (in mg/cm3) in a patient's bloodstream t hr after injection is given by the following function. C(t) = (0.6 t)/(t^2 + 5) Evaluate the limit. (If an answer does not exist, enter DNE.)

Calculus
Find the indicated limit given the following. lim_(x->a)f(x)= 10 and lim_(x->a)g(x) = 12 lim_(x->a)(f(x)*g(x)) =

Calculus
Find the indicated limit given the following. lim_(x->a)f(x) = 8 lim_(x->a)(2f(x)) =

Calculus
Find the indicated limit. lim_(x->-63.5)(root3(2x + 2))

Calculus
Complete the table by computing f(x) at the given values of x. (Round your answers to three decimal places.) f(x) = 2x^2 - 7 x 6.9 6.99 6.999 7.001 7.01 7.1 Use these results to estimate the indicated limit (if it exists). (If an answer does not exist, enter DNE.) lim_(x->7...

Math
29

bay highschool
For each of following situations ,identify what creates on one of the forces that creates the motion described (there may be many) A. a flag flag back and forth at the top of a flagpole. B.a soccer ball is passed from one player to another C. a large piece of hail falls toward...

chemistry
60g

physics
Brandy is made by distilling ethyl alcohol, which is done by boiling the alcohol until it turns into a gas. How much heat is required to completely distil 0.750 kg of ethyl alcohol?

English
i need the essay asap

English
Can any one help me on an essay about importance of education

english
I need the anwsers in a paragraph formation

english
What does the backdoor of Pichot’s symbolize for Grant? please write in paragraph form

Phy new
____​2.​An object is thrown vertically upward with a speed of 25 m/s. How much time passes before it comes back down at 15 m/s? (Air resistance is negligible.)

Physics
____​2.​An object is thrown vertically upward with a speed of 25 m/s. How much time passes before it comes back down at 15 m/s? (Air resistance is negligible.)

physics
You decide to take your dog to the leash-free zone in the park. While playing, the dog runs after a ball and heads 24 m [W 12° S] and then gets distracted by a squirrel and runs 33 m [E 52° S]. Determine the displacement of the dog

early childhood
how can Brain Development Research Influence Early Childhood Curriculum

Fraction
We solve fraction left to right or right to left. Eg. 3/4+1/5-4/4 I mean asked does we have to do addition first or subtraction.

Decimal division
Okay when we r dividing .48 by 0.06 why we don't add any decimal like .8, why the answer is only 8. I m lost .

Decimal division
2 /25 = .08 why we add 0 with decimal, in some questions we don't add 0. Plz explain .

Percentage
Thanks miss sue We can also do this question like this Part/whole = % /100 34/54= x%/100 Right .

Percentage
34=54%x? How to do this question. Plz help ...

Thank you

3/4 [5/2] The answer would be 15/8. Right?

bio
Explain why it is more likely for mistakes in oogenesis to be inherited by the offspring than mistakes in spermatogenesis

physics
A 0.200 kg block of ice at 15ºC is placed into a pan on a stove, heated to a liquid, and then to vapour with a final temperature of 115ºC. Calculate the total amount of heat required for this process.

physics
Brandy is made by distilling ethyl alcohol, which is done by boiling the alcohol until it turns into a gas. How much heat is required to completely distil 0.750 kg of ethyl alcohol?

physics
Two fi gure skaters are moving east together during a performance. Skater 1 (78 kg) is behind skater 2 (56 kg) when skater 2 pushes on skater 1 with a force of 64 N [W]. Assume that no friction acts on either skater. T / I (a) Determine the acceleration of each skater. (b) ...

physics
A toy car (200 g) moves by shooting a plastic ball (50 g) horizontally out the back. The average acceleration of the car is 1.2 m/s 2 [E] and there is negligible friction acting on each part of the toy. T / I C (a) Draw an FBD for each object. (b) Identify the action and ...

physics
Skater 1 has a mass of 45 kg and is at rest. Skater 2 has a mass of 50 kg and is moving slowly at a constant velocity of 3.2 m/s [E]. Skater 3 has a mass of 75 kg and is moving quickly at a constant velocity of 9.6 m/s [E]. Which skater experiences the greatest net force? ...

English
piteous pitiable are the same Right ?

English
No wonder can last more than three days All good things are three are the same statements ? conquer is opposite of overpower 2 submit 3 subject 4 vanquish 5 master .

Math
x P(x) -2 0.31 3 0.33 7 0.06 11 ? by using probability distribution , what is value of 11.plz help me

stat
In a certain high school, the probability that a student drops out is 0.08, and the probability that a dropout gets a high-school equivalency diploma (GED) is 0.33. What is the probability that a randomly selected student gets a GED?

Math
The play sold 88 tickets. The adult tickets sold for \$8 and the kid tickets sold for \$5. The total amount collect for tickets was \$614. How many tickets of each type were sold?

science HElp
Ph scale Which on is true A substance with ph is twice as acidic as substance with ph of 4. A subtances with ph 3 is 10 as acidic as substance with ph of 4. A substance with ph 3 twice as alkies as substances with ph 4. a substancs with ph 3 10 time alkies as substance with ph...

algebra
Suppose you work in a clothing store. Each week you earn \$250 plus a commission equal to 2.5% of your sales. This week your goal is to earn no less than \$350. Write and solve an inequality to find the amount of sales you must have to reach your goal.

algebra
Suppose you measured the diameter of a tree trunk to be 5 cm. The actual diameter can vary by at most 0.4 cm, due to the error in measuring a non-flat surface. Write an absolute value inequality for the range of acceptable diameters and solve the inequality.

math
4/8

understanding psychology
when physical energy has resulted in a response in a sense organ, it is clear that:

math
one million tickets are sold for a lottery in which a single prize will be awarded. (a) if you purchase one ticket, determine your odds against winning (b) if you purchase 10 tickets, determine your odds against winning

math
In an 8 inch square cake pan and a 10 inch square cake pan. what is the difference in volume each pan will hold. each pan is 1.5 inches high

MATH
. Let p, q, and r be the following statements: p: Jamie is on the train. q: Sylvia is at the park. r: Nigel is in the car. Translate the following statement into English: (p ~q) r

MATH
8. Determine which, if any, of the three statements are equivalent. I) If I am hungry, then I will not be able to concentrate at the meeting. II) Either I am not hungry or I will be able to concentrate at the meeting. III) If I am able to concentrate at the meeting, then I am ...

math
Let p represent the statement, "Jim plays football", and let q represent "Michael plays basketball". Convert the compound statements into symbols. Jim does not play football or Michael plays basketball. 1. p q 2. ~p q 3. p q 4. ~(p q)

Poop
Shshshnsushs

physics
design an experiment that will allow you to determine the length of the soccer field from one set of goal posts to a single goal post at the other end of the field.you may only use one metre stick,and two retort stands.you are not permitted to walk onto the field or the other ...

math
in a survey of 260 dancers: 172 knew the ballroom dances 145 knew latin dances 102 knew swing dances of these, 65 knew the ballroom and swing dances. 93 knew ballroom and latin dances 56 knew latin and swing dances 31 dancers indicated they knew all 3 styles of dance 1. how ...

math
a survvey of vegetable gardeners showed the following: 69 grew tomatoes 25 grew cucumbers 30 grew zucchini 18 grew both tomatoes and cucumbers 21 grew both tomatoes and zucchini 14 grew both cucumber and zucchini 12 grew all 3 12 had none of these 1. how many grew only ...

Math
The perimeter of a rectangle is 160 inches the length exceeds the width by 72 inches. Find the length and width?

Finance Homework
Washington-Pacific invests \$2 million to buy a tract of land and plant some young pine trees. The trees can be harvested in 15 years, at which time W-P plans to sell the forest at an expected price of \$4 million. What is W-P's expected rate of return?

Finance Homework
If you deposit \$2,000 in a bank account that pays 9% interest annually, how much would be in your account after 14 years? Round your answer to the nearest cent.

visual arts
how to make a theme about death and life?

Finance
Corporate bonds issued by Johnson Corporation currently yield 8.5%. Municipal bonds of equal risk currently yield 6%. At what tax rate would an investor be indifferent between these two bonds? Round your answer to two decimal places. The answer I keep coming up with is ...

Algebra
thank you

Algebra
The function p(d)=1+d/33, gives the pressure in atmospheres (atm), at the depth d in the sea (d is in feet). Note that p(0)=1 atm, p(33)=2 and so on. Find the pressure at 40 feet? I am lost please help? Thanks!

algebra
Sorry I did forget, it says to find the domain of the function?

algebra

algebra
Thanks!

algebra
1.)Find the equation of the circle with center (1, 3) and radius r =2. 2.)Find the area of the circle of the above problem?

elementary

English Help
Please check grammatical errors. "Paradise lost" is a very interesting and religious story. The write make a point to describe the unfaithfulness of angles and fall of human from the heaven. The basic theme of the poem is man‘s first disobediently to God. “...

algebra
2x + 4 = 9 - y

Math
A spider crawls at a speed of 1.17 miles per hour , at this rate how long will it take the spider to crawl 3/4 mile?

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