Sunday

March 29, 2015

March 29, 2015

Total # Posts: 445

**biology**

Thanks
*March 25, 2015*

**biology**

Economists were thinking that if the human population grew unchecked, there wouldn’t be enough living space and food for everyone. What was Malthus’ conclusions?
*March 25, 2015*

**biology**

‘Biologists’ suggested that organisms have been around for a long time and can change too. What was Larmarck’s conclusions?
*March 25, 2015*

**Science**

How do lawmaker make good environmental decisions? A. By relying on the short-term benefits of an environmental issue. B. By weighing down the costs and benefits of an environmental issue C. By relying only on the economical impact of an environmental issue D. By relying only ...
*January 28, 2015*

**Science**

Which kind of pollution is illustrated by a pipe gushing polluted water into a river? A. Point source B. Nonpoint source C. Carbon source. D. Resource source
*January 28, 2015*

**math**

3/15+10/15=13/15. She saved 2/15.
*January 26, 2015*

**Geometry**

I asked for help on openstudy and this answer was wrong, so i re-did my answer glad that i got more help or else that problem would've been wrong, if any one wants the link it's. h t t p : / / w i d g e t . o p e n s t u d y . c o m / s t u d y # / u p d a t e s / 5 4 ...
*January 14, 2015*

**Geometry**

Thanks!! the only information is what i posted,so nope no other information. thank you again
*January 14, 2015*

**Geometry**

i had to space apart the link because they wouldn't let me send an URL, so to get to the link you have to put it back together without spaces
*January 14, 2015*

**Geometry**

Help please. I don't know how to solve step by step!! What is the range of possible values for x? The diagram is not to scale. h t t p :/ / i . i m g u r.c o m/ s n S v w .p n g
*January 14, 2015*

**Check My Anatomy (stuck)**

1) If a person has neither of the two blood antigens, what is his or her blood type? A B O AB (i chose o) 4) Testosterone is produced in the? testes bulbourethral glands prostate glands seminal vesticles (i chose vesticles) 6. What type of cell is capable of digesting and ...
*December 4, 2014*

**alegbra**

A bacteria population splits in 3 every 4 hours. There were initially 8 bacteria in a dish, how many will there be after 12 hours?
*November 5, 2014*

**physics**

A stone is thrown upward a 20 m/s. It is caught on its way down 5.0 m above where it was thrown. How fast was it going when it was caught?
*October 1, 2014*

**Math**

A boxs width is 1/4 its length. The perimeter of the box is 30 inches. What are the boxs length and width?
*May 8, 2014*

**computer literacy**

1.C 2.A 3.B 4.A 7.D I JUST TOOK THE QUIZ AND REVIEWED MY ANSWERS
*April 27, 2014*

**math**

38.05
*April 12, 2014*

**7th grade math**

Tower A is about 1450 feet tall. Tower B is about 4/5 as tall. How tall is the B tower?
*March 26, 2014*

**math**

Tessa feeds her dog 3 3/4 cups of dog food per day. If she buys a bag of food that has 165 cups how many days will the bag of dog food last?
*March 26, 2014*

**Financing**

A. How much might a home buyer expect to pay in closing costs on a $220,000 house with a 10% down payment? B. How much would the home buyer have to pay at the time of closing, taking into account closing costs, down payment, and a loan fee of 3 points?
*February 11, 2014*

**Financing and Budgeting**

They can expect to pay at least 50% of their down payment in closing costs?
*February 11, 2014*

**Financing and Budgeting**

How much might a home buyer expect to pay in closing costs on a $220,000 house with a 10% down payment?
*February 11, 2014*

**science**

Thank You Your Welcome!!!!
*December 13, 2013*

**math**

what is the worlds most musical fish in pizzazz book c
*September 10, 2013*

**QMB2100**

Chicken Delight claims that 90 percent of its orders are delivered within 10 minutes of the time the order is placed. A sample of 70 orders revealed that 60 were delivered within the promised time. At the .02 significance level, can we conclude that less than 90 percent of ...
*July 29, 2013*

**Math**

Could the answer be 23
*April 28, 2013*

**Math**

If a 12ft tree casts a 17ft shadow, what tree height will cast a 28 ft shadow?
*April 28, 2013*

**Math**

(2x+1)(x-5)-(4x+2)(3x+7)+(1+2x)
*March 27, 2013*

**Math**

(a+4)(2x-3)+(a+4)(3x+1)
*March 27, 2013*

**Math**

Oh noo i got 6(3a-2)(a+b) correct??
*March 27, 2013*

**Math**

Factorize the following expressions: 1) 6a(3a-2)+12b(3a-2) I got : (3a-2)(6a+12b) But its not simplified, how do i simplify it
*March 27, 2013*

**Math**

6a(3a-2) + 12b(3a-2) Is it correct if i multiplied 6a by 3a then 6a by -2 and so on?
*March 27, 2013*

**Physics**

A girl starts from rest and reaches a walking speed of 1.4 m/s in 3.0 s. She walks at this speed for 6.0 s. Girl then slows down and comes to a stop during a 10.0 -s period. What was her acceleration during each of the 3 time periods? Her acdeleration entire trip!? Ok so i ...
*March 25, 2013*

**Physics**

Actualy the distance is speed x time
*March 25, 2013*

**Physics**

Distance 10 m/s and displacement : 9 m/s
*March 25, 2013*

**Physics**

Ok, her position changed over time since the road is curved. The velocity changed since the direction is changing AccelerTion: theres a change in velocity since the direction changes Direction: changed over time Displacement : difference between 1st and final position
*March 25, 2013*

**Physics**

Nora rides a bicycle for 5 min on a curvy road at a constant speeed of 10 m/s . Describe noras ride in terms of position, velocity, and acceleration, compare the distance she rides and her displacement.
*March 25, 2013*

**Physics**

No i should explain why i cant identify his positon
*March 25, 2013*

**Physics**

A friend tells u he is 30 m from the fountain in the middle of the city. Explain why u cant identify his position from this description. Is it correct to say : cz theres no direction and i dont know where os the exact position of the fountain
*March 25, 2013*

**Physics**

Nvm :)
*March 25, 2013*

**Physics**

From were did u get the 70
*March 25, 2013*

**Physics**

A truck driver travels 55 km in 1 hour. He then drives a speed of 35km/hr for 2 hrs. Next, he drives 175 km in 3 hrs. What was his average speed? Should i add up the total distance and total time taken then solve?
*March 25, 2013*

**Physics**

Is velocity correct ?
*March 25, 2013*

**Physics**

Motion is a change in an objects POSITION A change in that (position) over time is?
*March 25, 2013*

**business**

Post a 150-200 word response to the following question: Internet search engines, such as Google and Bing, have a great deal of influence and control over how we access information online. A new term, search neutrality, proposes that search engines should provide completely ...
*November 30, 2012*

**vocabulary**

A sentence with offhand oversight prior proclaim
*November 6, 2012*

**Global**

What were the 2 big parts of ancient economies?
*September 23, 2012*

**Western Civilization/ Social Science**

How has the two world wars, The Cold War and the Computer Revolution reduced the global economic clout of the Western European Atlantic powers and the U.S.
*July 9, 2012*

**algebra**

A building is 4 feet higher than twice the height of a tree. Define variable expressions for the height of the building and the height of the tree? A companys profit for the third quarter is 22,300 more than the profit for the first quarter. Define variable expressions for the...
*July 3, 2012*

**precalculus**

write a formula for the following transformation of Q(t)= 5e^8t. y= 7Q(t-3)
*July 2, 2012*

**math**

write the exponential function y=71(1.19)^t in the form y=ae^kt. find k accuarate to 4 decimal places. find the exact annual growth rate and the continuous % growth rate accurate to 2 decimal places.
*June 27, 2012*

**math**

write the exponential function y=40e^0.06t in the form y=ab^t. find b accurate to 4 decimal palces. if t is measured in years, give the % annual growth or decay rate and the continuous % growth or decay rate per year.
*June 27, 2012*

**trig**

A guy wire runs from the ground to a cell tower. The wire is attached to the cell tower 150 feet above the ground. The angle formed between the wire and the ground is 40° (see figure). (Round your answers to one decimal place.)
*June 20, 2012*

**precalculus/trigonometry**

Find a formula for the given linear function. The graph of h intersects the graph of y = x^2 at x = -2 and x = 4
*June 10, 2012*

**Physics**

2.15 seconds
*June 10, 2012*

**Math**

A box of tacks weighs 120 grams when full, when half full it weighs 70 grams. How many grams does the box weigh when empty?
*May 16, 2012*

**Math**

A box of tacks weighs 120 grams when full, when half full it weighs 70 grams. How many grams does the box weigh when empty?
*May 16, 2012*

**consumer business math**

12,558/52=$241.50 per week 8.85/241.5=0.0366=3.9%
*April 20, 2012*

**Math**

THANKS STEVE, I REALLY APPRECIATE THE HELP!!
*April 19, 2012*

**Math**

Let f(x)= 2x^2, g(x)= 5x-6, and m(x)= 3x. Find and simplify the composite function g(m(f(x))).
*April 19, 2012*

**Pre calculus**

finding equations for the hyperbola whose graph is F(0,13) and F(0,-13)
*April 19, 2012*

**physics**

if a person is pushing a cart with a force of 40 Newtons and it accelerates at 0.5 m/s2 , what is the mass of the cart ?
*April 13, 2012*

**physics**

To be ever so much easier to find X for the algebraically challenged. X= d*SQRT(K*q1*q3)/SQRT(K*q2*q3)+ SQRT(K*q1*q3)
*April 10, 2012*

**Insurance.**

i think D.
*March 28, 2012*

**Insurance.**

Actual payments by an insurance company for losses that happen are called: A. benefits. B. coverage. C. premiums. D. insurable interest.
*March 28, 2012*

**Physical Science **

Two identical beakers are both half filled with a liquid. Beaker A contains water and Beaker B contains a liquid that is denser than water. Which of the following is FALSE? a. The pressure at the bottom of Beaker B is greater than that at the bottom of Beaker A. b. The ...
*March 20, 2012*

**Physical Science**

During a storm, the wind exerts a 150-N force on a window that measures 1.00 m by 0.50 m. The outside air pressure is 101 kPa. What pressure, in pascals, does the wind exert on the window? a. 75 Pa b. 150 Pa c. 1.5 x 10^3 Pa d. 3.0 x 10^2 Pa e. 3.0 x 10^5 kPa
*March 20, 2012*

**Geometry**

That was right. I greatly appreciate your help! Thanks!!
*March 19, 2012*

**Geometry**

Solve. 2x^2 = 8x
*March 19, 2012*

**Geometry**

11-1 Lines that Intersect Circles 15. Olympus Mons's peak rises 25 kilometers above the surface of the planet Mars. The diameter of Mars is approximately 6,794 kilometers. What is the distance from the peak of Olympus Mons to the horizon to the nearest kilometer?
*March 19, 2012*

**Geometry**

Solve. y-4 = 3/4y
*March 19, 2012*

**Geometry**

11-1 Lines that Intersect Circles 8. The International Space Station orbits Earth at an altitude of 240 miles. What is the distance from the space station to Earth's horizon to the nearest mile?
*March 19, 2012*

**Physics**

tarzan has a mass of 100 kg and is 200m above the group and wants to slide down a nearby vine. the vine can only hold 400n without breaking. assuming he starts from rest and moves with a constant acceleration what is the longest time it can take for Tarzan to reach the ground?
*March 14, 2012*

**Physics**

In the figure below, assume that the slope is frictionless and that the two blocks are connected by a massless cord. Assume the following: θ1 = 37° θ2 = 45° m1=3kg m2=0.86kg. What is the tension in the cord?.
*February 29, 2012*

**Geometry**

38. For maximum accessibility, a wheelchair ramp should have a slope between 1/16 and 1/20. What is the range of angle measures that a ramp should make with a horizontal line? Round to the nearest degree.
*February 26, 2012*

**Geometry**

20. The wheelchair ramp at the entrance of the Mission Bay Library has a slope of 1/18. What angle does the ramp make with the sidewalk? Round to the nearest degree.
*February 26, 2012*

**chemistry hw**

SOMEONE PLEASE HELP AND CONFIRM THE RIGHT ANSWER FOR ME...I HAVE ONE MORE ATTEMPT TO THIS PROBLEM AND I NEED HELP!!!!! PLEASE!!!!!!!!!!!!!!!!!!!! THANKS! In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied ...
*February 19, 2012*

**Chemistry**

In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure. If a pressure of 47.0 bar is applied to seawater, what will be the final concentration of the seawater at 20 °C when reverse osmosis stops? Mc=? ...
*February 19, 2012*

**physics**

a runner who has a mass of 52 g , has a momentum of 218 kg/m/s along a trail. what is the runners velocity?
*February 10, 2012*

**Physics**

A boy throws a ball with an initial speed of 40.0 m/s. The angle of the thrown ball is 33.0° above the horizontal.(Neglect the height of the boy and air resistance.) (a) What is the ball's speed in the horizontal direction just before it hits the ground? (b) How long ...
*February 9, 2012*

**Science**

Thank you very much.(;
*February 8, 2012*

**Science**

I need help writhing an Essay about Energy! I have to includ at least 9 of these words listed below ; - heat energy - energy transfer -molecules -motion -traveled -data -centimeters -minutes -observations -colder -warmer -conduction PLLLLLLEEEEEEAAAAAAAASSSSSSEEE HELP!!! (:
*February 8, 2012*

**Science**

What kind of material do I use to make a modern day fossil?
*January 23, 2012*

**english**

27. In the story “In the Shadow of War,” why did Omovo refuse money from the soldiers?
*January 20, 2012*

**Gravi prob chem**

In the gravimetric determination of barium as BaCrO4, what weight of sample must be taken so that the weight of the precipitate in milligrams multiplied by 100 will equal the % Ba in the sample?
*January 16, 2012*

**science**

How far out from an axis must a 1200 N force be applied (i.e. what is the forces moment arm) in order to counter and hold a 90 Nm torque acting in the clockwise direction?
*January 14, 2012*

**Climate**

Is there a picture I could use that has the global/prevailing winds labeled?
*January 13, 2012*

**Violence2**

Could someone give me the causes of violence and an example of how that happened?
*January 12, 2012*

**Youth Violence**

Thanks!!! :D
*January 10, 2012*

**Youth Violence**

What is the effects, causes, and prevention of Youth Violence?
*January 10, 2012*

**Download**

Can someone give me a website so that I can download the youtube video: The Aztec Civilization? Thanks Ariel
*January 6, 2012*

**Computer**

Could someone tell me the defintion, goal, and usage for keyboards, powerpoint, and word?
*December 20, 2011*

**Sociology**

What specific sociological concept do you think currently affects your local community the most and why?
*December 12, 2011*

**Sociology**

What specific aspect of sociology do you think personally affects you the most and why?
*December 12, 2011*

**math**

find the distance between points P(7,4) and Q(1,2)to the nearest tenth
*December 7, 2011*

**math**

ok this is in my practice book. there are 33 students in the chess club. there are five more boys than girls in the club. write and solve a system of equations to find the number of boys and girls in the chess club?
*December 6, 2011*

**Organic Chemistry**

Some 2-methyl-2-butene may be produced in the reaction as a by-product. Give a mechanism for its production.
*November 29, 2011*

**Organic Chemistry**

Look up the density of n-butyl chloride (1-chlorobutane). Assume that this alkyl halide was prepared instead of the bromide. Decide whether the alkyl chloride would appear as the upper or lower phase at each stage of the separation procedure: after the reflux, after the ...
*November 28, 2011*

**Math**

the graph of the function f(x)=x^2-kx+k+8 touches the x-axis at one point. What are the possible values of k
*October 20, 2011*

**Math**

for what value of k will the function f(x)=kx^2-4k+k have no zeros
*October 20, 2011*

**Math**

For what values of k will the function f(x)=3x^2-4x+k have on x-interccept
*October 20, 2011*

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