# Posts by Ak

Total # Posts: 154

**math**

a gun is fired at a distance of 24.3km away from man. he hears the sound after 27 second. find the speed of sound at which it travels.

**Math **

The elephants at the Wayne Zoo are fed 1/2 of a barrel of corn each day. The buffalo are fed 1/2 as much corn as the elephants. How many barrels of corn are the buffalo fed each day?

**math**

14/60

**Art filled**

In the 2011new York city marathon 29,867 men finished the race and16,928

**math**

As^5.V(s)+Bs^4.V(s)+Cs^3.V(s)+Ds^2.V(s)+Es^1V(s)+F.V(s)=1, where V(s) is the transformed transient output voltage. Rearranging the 5th order transient polynomial equation above we have: V(s) = 1 / H(s) where H(s) is a polynomial is a polynomial in s to be determine. The values...

**4th grade math fractions**

Thanks Steve

**math**

If you want to answer the question, 'how much timed has passed',the answer is 7 hours.

**Math**

2)C-DOG 3)B-STREET WIDTH

**pythagorean triple**

Pre-algebra which set represents a pythagorean triple? a. 60,70,100 b. 18,24,30 c. 10,14,17 d. 10,20,30

**math**

Pre-algebra which set represents a pythagorean triple? a. 60,70,100 b. 18,24,30 c. 10,14,17 d. 10,20,30

**health**

thank you jennifer

**health**

A person can speak and/or correspond with a cessation counselor via ________. A. Telephone B. Text C. Instant messaging D. All of the above i think its D

**Computer Programming I**

@MathMate

**Computer Programming I**

Following is my Project 2. In Project 1, I wrote a program to draw square, rectangle and triangle and this is its second part. I could not figure it out how to do it. Any guidelines and suggestions would be highly appreciated. Project 2: Our customer was pleased with the ...

**math**

choose any 3 digit number. How you can add and substract 10 and 100 from that number. Explain your mental strategies for adding or substrating based on placevalue usring precise language and models correctly

**physics**

In the rectangle of the figure the sides have lengths 7.25 cm and 18.6 cm, q1 = -5.17 μC, and q2 = +2.07 μC. How much work is required to move a charge q3 = +2.94 μC from B to A?

**Math**

the answers Q2_1_3 and Q2_1_4 are correct!!, tnks!

**Math**

Q2_1: QUIZ 2, PROBLEM #1 The shaft ABC is a solid circular cylinder of constant outer diameter 2R and length 3L. The shaft is fixed between walls at A and C and it is composed of two segments made of different materials. The left third of the shaft (AB) is composed of a linear...

**MITx: 2.01x**

3 τmax= correct 3⋅t0⋅Lπ⋅R3 rτmax= correct R xτmax= correct 3⋅L 4 φmax= correct 9⋅t0⋅L28⋅π⋅G0⋅R4 xφmax= correct 3⋅L2

**MIT 2.01x**

TXC=-L*t_0, its wrong! if can you help!! tnks!

**Physics**

The bar in the figure has constant cross sectional area A. The top half of the bar is made of material "1" with mass density ρ1, and Young’s modulus E1. The bottom half of the bar is made of material "2" with density ρ2 and Young’s ...

**chemistry**

A helium-ﬁlled balloon contains 143 mL of gas at a pressure of 0.99 atm. What volume will the gas occupy at standard pressure?

**Ellison**

Divers know that the pressure exerted by the water increases about 100 kPa with every 10.2 m of depth. This means that at 10.2 m below the surface, the pressure is 201 kPa; at 20.4 m below the surface, the pressure is 301 kPa; and so forth. If the volume of a balloon is 2.2 L ...

**rearrange this equation**

Rearrange to make f the subject, showing your work step by step: hf = hcT / b

**analytical chem**

What is the pH of a solution by dissolving 8.00 mmol of NaOAC in 200 mL of 0.100 m HOAC. (you need the pka for acetic acid)

**physics**

A car traveling at +6.3 m/s accelerates at the rate of 0.65 m/s^2 for an interval of 2.2 s. Find vf . Answer in units of m/s

**maths, algebra**

so 3 has a power of zero, correct?

**maths, algebra**

well,now that i know that all constants have a degree of zero, i understand. It's just that, i thought that numbers and variables that have no index are to the power 1; since x^1=x, I thought it would be okay to apply this rule on constants as well. In a), I thought the ...

**maths, algebra**

State the degree of each of the following: a)3 b)x^0 My answer for a) was: 1 My answer for b) was: 1 BUT at the back of the book, the answer for a) was 0. The answer for b) was also 0. I just don't understand why I'm wrong.

**algebra**

here's my question: when x is to the power of 1, the answer is x, correct? And when x is to the power of zero, the answer is 1, correct?

**calculus**

If g(1) = 4 and g¢ (1) = − 2, find f ¢ (1), where f(x) = x2 ln (g(x)). Also find the equation of the normal to f at x = 1.

**math**

what is the equation that responds to a vertical shift up 3 and a horizontal shift left 4 of f(x)=absolute value of x

**Math**

15 ft

**mk**

How does MSTN TV stack up when you consider the characteristics that help a new product move through the life cycle more quickly?

**marketing**

Explain the importance of an organized new-product development process and illustrate how it might be used for. a. A new care product b. A new children’s toy and c. A new subscribers-only cable television channel

**marketing**

Is there any difference between a brand name and trademark? If so, why is this difference important?

**marketing**

Explain the importance of an organized new-product development process and illustrate how it might be used for.

**marketing**

Discuss the universal functions of marketing and those functions that would apply to the products/services provided by a fictitious firm of your choosing.

**Principles of Microeconomics**

A firm has fixed costs of $60 and variable costs as indicated in the table below.

**Principles of Marketing**

Describe the situation that would lead to the use of the three different buying process for a particular product lightweight bumpers for a pickup truck

**Principles of Marketing**

A marketing manager is considering opportunities to export her film’s current consumer product to several different countries. She is interested in getting secondary data that will help her narrow down choice to countries that offer the best potential. The manager then ...

**economics**

List the types of potential segmenting dimensions, and explain which you could try to apply first, second and third in a particular situation. If the of nature of the situation would affect your answer. Explain why

**marketing**

The owner of a small hardware store-the only one in a medium –sized town in the mountains-has just learned that a large home improvement chain plans to open a new store nearby. How difficulty will it be for the owner to plan for this new competitive threat? Explain your ...

**physics**

the normal force exerted on the skateboarder is less than the weight

**PHYSICS**

88.2

**physics**

sorry i made some typing errors B)=(72 * 9.8) - (72*729/88) which i got 109 and that = 1.1 *10^2 C)v= sqrt(88*9.8) the 91 was from my problem i had to do. hope this helps

**physics**

if you haven't already figured it out the equation is for both the driver and car, a)you pluged in for driver but it should be weight of the car so its =(950 * 9.8)-(950*729/88) B)you have already figured out =(72)(9.8) - (72)(729)/8 C) to determine the speed of the car ...

**statistics**

A transportation company wants to estimate the variance of the length of time goods are in transit across the country. A random sample of 20 shipments gives days and day. Give a 95% confidence interval for the variance of the transit time for all goods.

**physics**

A block of ice at 0°C whose mass initially is m = 12.5 kg slides along a horizontal surface, starting at a speed vo = 4.10 m/s and finally coming to rest after traveling a distance d = 10.07 m. Compute the mass of ice melted as a result of the friction between the block ...

**physics**

A 27.0 kg block at rest on a horizontal frictionless air track is connected to the wall via a spring. The equilibrium position of the mass is defined to be at x=0. Somebody pushes the mass to the position x= 0.350 m, then lets go. The mass undergoes simple harmonic motion with...

**Math**

Determine the sum of the series: ∞ ∑ n = 0 (75^(1/(n+1)) − 75^(1/(n+2)))

**12**

The Green Mountain Inn can rent all its 210 rooms when it charges $45 per night for a room, but the manager wants to increase profits. He finds, however, that for each $2 increase in the room rate, 3 fewer rooms are rented. If the cost of cleaning an occupied room is $5 per ...

**12**

a high speed office copier has an initial price of $1800. a service contract cost $270 for the first year and increases by $100 per year thereafter. it can be shown that over x years the total cost of thecopier is given by C(x)=1800+220x+50X^2 When is the average cost per yr ...

**math/graphing**

0.2

**Math**

Determine the solution to the initial value differential equation: y′+2*y^2*e^(5*x)= 0 y(0)=2

**physics**

Motion in a Circle A particle P travels with constant speed in a circle of radius 5.6 m and completes one revolution in 36.0 s. The particle passes through O at t = 0 s. What is the magnitude of the average velocity during the interval from t = 3.6 s and t = 12.5 s. What is ...

**math**

3/4?

**math**

Number problem. You work 7 hours (h) one day, 5 h the second day, and 6 h the third day. How long did you work, as a fraction of a 24-h day? A-18/24?

**Math 115**

i am not sure how to reduce this i have tried divideing by all numbers and there is not a number both go into evenly..can u help?

**Physics**

1/2K(x^2)=1/2(M bullet+M block)(v^2) 1/2*(1000N/m)*(0.094^2)=1/2(0.008kg+4kg)(v^2) V=Sqrt (4.418/2.004) V=1.48 m/s

**LCM**

12/15 (x ?) = 48/60 is it 4 14/20 (x ?) = 7/10 is it 2 3/4 (x ?) = 75/100 is it 5

**math**

is it 3 can you give me more examples please.

**math**

how can you find an equivalent of a fraction for example 15/24 and the equivalent fraction is 5/8.??how?/ can you explain and give me examlpes

**history**

Most of the Declaration of Independence was the work of ......? John Adams. Ben Franklin. Thomas Jefferson. Sam Adams. im thinking John Adams but not sure??

**history**

but i only have these choices ft.necessity pittsburgh ticonderoga quebec i found the first one is the only one that relates to the battle i'm not sure have another opinion please share it.

**history**

The decisive battle of French and Indian was was the battle of Ft.Necessity. Is that information right or wrong??

**history**

thank you for your time but i still don't get it

**history**

i really don't know i m confused NOW ???

**history**

A)ft.necessity B)pittsburgh (which is wrong) C)ticonderoga D)quebec ( which from the chart you gave me looks wrong) and A and c are not in that chart ????

**history**

The decisive battle of the french and indian war was battle of? can any 1 help????

**health**

What are the health risks of consuming a high amount of sugar? A. High sugar raises your glucose levels for long-term energy. B. Sugar can promote tooth decay. C. High sugar intake can lead to high blood pressure. D. Sugar can cause ulcers can you help me . plezzzz i have this...

**health**

Which of the following statements is true? A. Fiber concentration is found only in the skins of fruits and vegetables. B. Eating soluble fiber is important for proper bowel functioning. C. Whole grains contribute to chronic constipation. D. Food processing is known to reduce ...

**health**

Sodium intake can be controlled by A. carefully reading labels of processed foods. B. choosing frozen dinners over fast foods. C. keeping a blood pressure level higher than 140 over less than 85. D. increasing your intake of water to balance the sodium in your bloodstream. am ...

**health**

Sodium intake can be controlled by A. carefully reading labels of processed foods. B. choosing frozen dinners over fast foods. C. keeping a blood pressure level higher than 140 over less than 85. D. increasing your intake of water to balance the sodium in your bloodstream. am ...

**health**

Which type of exercise increases fat loss? A. High-intensity B. High-duration C. High-duration/low-intensity D. High-intensity/low-duration im stuk on this question and i can't get any information about it inside my head.weird can any one explain to me simple words please

**health**

Which type of exercise increases fat loss? A. High-intensity B. High-duration C. High-duration/low-intensity D. High-intensity/low-duration can you help in anyway?

**health**

Which of the following is true? A. It would take three to five hours to hydrate the body after a water loss of 3 percent. B. A critical time to replace bodily fluids is while exercising. C. Mild food ingestion during exercise increases water absorption from the stomach during ...

**health**

What effect does the aging process have on dietary guidelines? A. You'll need additional calories to fuel the body. B. Prescription drugs often present side effects and therefore should always be taken with food. C. It causes nutrient deficiencies so you'll need to ...

**language and arts**

what is the literary term for: A conflict that exists within a character

**health**

The main reason why you should reduce your intake of eggs is because egg yolks A. lack carbohydrates. B. are high in cholesterol. C. are high in protein. D. lack fiber is it B?? thanks

**health**

To lower your dietary cholesterol, you should reduce your intake of A. vegetable oils. B. animal products. C. protein. D. cereal. B is the correct answer is that right?

**health**

Which of the following statements about alcohol is true? A. Alcoholic beverages should be consumed to lower health risks such as heart attacks. B. Light beer contains fewer calories but more alcohol content than regular beer. C. Excessive alcohol consumption may pose serious ...

**health**

What effect does the aging process have on dietary guidelines? A. You'll need additional calories to fuel the body. B. Prescription drugs often present side effects and therefore should always be taken with food. C. It causes nutrient deficiencies so you'll need to ...

**health**

i am sure that d is wrong

**health**

Which of the following is true? A. It would take three to five hours to hydrate the body after a water loss of 3 percent. B. A critical time to replace bodily fluids is while exercising. C. Mild food ingestion during exercise increases water absorption from the stomach during ...

**health**

The eating disorder characterized by compulsive overeating followed by self-induced vomiting and the use of laxatives or diuretics is A. malnutrition. B. cirrhosis. C. anorexia nervosa. D. bulimia. i know that is C or D D is my guess right

**English writing**

From earlier I posted a question on how to write a thesis from the topic What is your favorite piece of furniture?Explain. When I sit in my recliner chair it helps me to solve math problems.

**algebra**

b.(8+2-9=11)incorrect but 18+2-9=11 is correct

**aerobics**

What is the most common injury for both aerobics instructors and students? A. Heel bruises B. Neck sprains C. Shin splints D. Burnout and fatigue i think is c but is d a possible answer i am not sure

**aerobic facility**

A good aerobic facility will have A. a lot of equipment. B. good ventilation. i think that both are right can you tell me if you see something different? thanks

**English**

If the topic for an essay is What is your favorite piece of furniture?Explain. How do I create a thesis. Would the thesis be a simple answer such as, My favorite piece of furniture is my recliner or My favorite piece of furniture is my recliner because it is soft. Help.

**Writing**

Help with grammar and etc. Is this a good introduction in a essay for the topic would you be better off if you did'nt own a television? Discuss. My life would not be better off if I did not won a television. Television is a way to get faster news. It provides pictures ...

**health**

When aerobic exercise is combined with calisthenics as well as warm-up and cooldown stretches, it A. is much more competitive than other sports. B. has a high risk of injury. C. doesn't strengthen or condition the heart. D. provides a complete workout. Is the correct ...

**health**

A good aerobic facility will have A. a lot of equipment. B. good ventilation. C. carpet over concrete flooring. D. dim lighting. CONFUSED between A and B can you help?

**biology**

typo

**health**

Anaerobic training increases your A. flexibility. B. red blood cell count. C. lung capacity. D. strength. I am confuesed thought it dose all? do you see something different?

**health**

What is the training effect? A. The tendency to suffer injuries as a result of too much exercise B. Shortness of breath and dizziness caused by overexertion C. An increase in the resting heart rate and a decrease in the stroke volume of the heart D. A term that describes the ...

**health**

The basic unit that describes energy costs in terms of oxygen consumption is the A. MET. B. kcal. C. ATP. D. ADP. is A the correct answer i thank you for your help.

**health**

so B is the right answer ? thanks

**health**

Which of the following refers to a static muscle contraction? A. Isotonic B. Isometric C. Isokinetic D. Eccentric to this question i think the answer is c but i am not 100% sure?