Saturday

June 25, 2016
Total # Posts: 97,949

**physics**

The Question is How many 75kg people can the elevator safely accomodate?
*April 21, 2016*

**math **

Write a real-world problem that describes the model 1/4 x 1/4
*April 21, 2016*

**Math**

A fraction is greater than 1/8 and less 1/4 the sum of its digits is 19 what is the fraction
*April 21, 2016*

**Math (Calculus)**

The function f(x)=-2x^3+10.2x^2+202.275x+0.87 is increasing on the open interval (?,?). It is decreasing on the open interval (-oo,?) and the open interval (?,+oo) The function has a local maximum at ? I used derivative -6x^2+20.4x+202.275 and find the root but it doesn't ...
*April 21, 2016*

**Math**

Enola's recipe for cookied calls for 2 1/2 cups of flour. If she wants to make 3/4 a batch of cookies, how much flour should she use?
*April 21, 2016*

**math**

what is 6*8 in the distributive propty
*April 21, 2016*

**Bio**

Ohh but how does the scientific name being unique make D the correct answer?
*April 21, 2016*

**Bio**

I really thought it was A because C was my second option. Because it shouldn't be D because the scientific name doesn't clearly give the identity of an organism (for example Ursus maritimus doesn't give out the identity) But it can't be C now that I look at it ...
*April 21, 2016*

**Bio**

Ohh
*April 21, 2016*

**Bio**

I'm not really sure. Because I don't think it's D or B so is it C?
*April 21, 2016*

**Bio**

What is an advantage of using an organism's scientific name rather then its common name? A.The scientific name is always given in the native language B.The scientific name is based upon the organism's kingdom and phylum C.The scientific name does not depend on any ...
*April 21, 2016*

**Bio**

Which of the following provides the raw materials for the genetic variations that play an important role in natural selection? A.Mitosis B.homeostasis C.cell differentiation D.Mutations D
*April 21, 2016*

**Bio**

A chinook salmon fish in alaska can produce between 2000 to 17000 eggs in a single spawning. Which principle of natural selection does this observation support? A.Overproduction B.Inherited variation C.struggle to survive D.Differential reproduction A
*April 21, 2016*

**Bio**

Bryozoans are coral like sea nimals These organisms first appeared in the fossil record about 140 million years ago and remained relatively unchanged for 40 million years. Then they experienced a great diversification Which process does this illustrate A.graduallism B....
*April 21, 2016*

**Bio**

Industrialization in England produced black soot that covered many tree trunks and branches. At the same time, the number of light colored moths in this part of the country decreased Why? A. The soot killed only light colored B.the light colored became extinct C.The light ...
*April 21, 2016*

**Bio**

If fossils were found in Layer C (sandstone) and Layer A (slate and siltstone), which fossil would be older and why?
*April 21, 2016*

**Bio**

Evolutionary relationships can be established by examining molecules such as the protein hemoglobin. Which process is responsible for making protein molecules A. translation B.replication C.photosynthesis D.mitosis A?
*April 21, 2016*

**Bio**

Succession involves one community replacing another. What must be true of each community that appers? A. the population are adapted to their environment B. the populations get larger as the next community is established C.the populations contain very simple life forms D.the ...
*April 21, 2016*

**Bio**

All organisms within any ecosystem have something in common All organisms share... A.the components that make up their genetic code B.the same oganelles C.the same method of obtaining nutrients D.the ability to reproduce asexually A
*April 21, 2016*

**Bio**

Is it the last one
*April 21, 2016*

**Bio**

.biome habitat .species population. community population .ecosystem biome
*April 21, 2016*

**Bio**

The environment can be arranged into different levels of organization Which of the following shows a correct sequence that proceeds from a smaller level of organization to a larger level? D
*April 21, 2016*

**Ecology**

For low density sea otter populations in the North Pacific Ocean, the overall annual per capita birth rate (b) is about 0.7 and the death rate is about 0.5. Birth rate is not density-dependent but death rate is density-dependent, such that d’ = d+cN (where N = number of ...
*April 21, 2016*

**English**

Please check!😘
*April 21, 2016*

**English**

8.furtive 9 punitive 10 condone
*April 21, 2016*

**English**

4 feasible 5 gape 6 precedent 7fiscal
*April 21, 2016*

**English**

1. Faign 2. Contemplate 3.pathetic
*April 21, 2016*

**English**

Please help!
*April 21, 2016*

**English**

Valerie took a (1)______ glance around her.When it seemed that no one was watching, she stuffed a blue shirt into the bottom of her purse and darted out of the women's department. She walked slowly around the shoe department for a while and then left the ...
*April 21, 2016*

**English**

I need help for final check: chapter 16
*April 21, 2016*

**Math**

What is the area 7cm by 4cm
*April 21, 2016*

**Chemistry - Answer Check**

Find the molarity given 1.5 Liters of solution containing 62.5 g MgO. - 1.03 M Mgo There are 0.32 Liters of a 2.5 M HF solution. How many moles and grams of hydrofluoric acid are there? - 0.8 mol and 16 grams
*April 21, 2016*

**math 1**

Factor the expression: 8p^2 + 56p + 98
*April 21, 2016*

**Life Orientation**

1
*April 21, 2016*

**math**

do prentices first then exponent which you don't have then multiplication and division in order and finally your addition and subtraction left to right
*April 21, 2016*

**math**

its 715
*April 21, 2016*

**math**

first multiply 102*7=714 then do addition and subtraction 714+3+4-6=115
*April 21, 2016*

**Precalculs**

Use matrices to solve x+ +2y+3z=7 -x+2y-z -x+y-2z=-2 I've tried many way cant figure out
*April 21, 2016*

**Math- Check my answers please!**

Fraxus is correct got 100%
*April 21, 2016*

**management**

According to Fiedler, the extent to which the work of subordinates is clear so that they know what to do and how to do it is known as
*April 21, 2016*

**math0**

If you pick a gumball at random, put it back, and then pick another gumball at random, what is the probability of picking a blue gumball then picking a yellow gumball?
*April 21, 2016*

**Statistics**

A coffee-dispensing machine is supposed to deliver 12 ounces of liquid into a large paper cup, but the costumer believes that the actual amount is less. As a test he plans to obtain a sample of 30 cups of the dispensed liquid. The mean of his sample is 11.5 ounces. The machine...
*April 21, 2016*

**wave optics**

A double slit arrangement is illuminated first with red, then with blue light. a. which one has wider fringes? b. which one produces more fringes?
*April 21, 2016*

**Language arts**

1 - c 2 - d 3 - a 4 - d Got a 100%
*April 20, 2016*

**Language arts**

Wow ms sue, Emily is right not ms sur👎🏼
*April 20, 2016*

**Math**

When rounded to the nearest hundredth which number equals0.61
*April 20, 2016*

**math**

Landy
*April 20, 2016*

**Us history**

The reconstruction finance corporation aimed to
*April 20, 2016*

**Math**

If a seed is planted, it has a 60% chance of growing into a healthy plant. If 6 seeds are planted, what is the probability that exactly 4 don't grow?
*April 20, 2016*

**Statistics**

A test has a mean of 150 and a student performed 1 standard deviation above the mean. What score did the student have on the test?
*April 20, 2016*

**Math**

If a seed is planted, it has a 65% chance of growing into a healthy plant. If 11 seeds are planted, what is the probability that exactly 1 doesn't grow?
*April 20, 2016*

**MATH**

I had this question similar to this 3 days ago it said'Kayla had 5 red cups 1 yellow 3 green 2 blue what was the possibility of green out of 100 i said 50 because that is half more than red
*April 20, 2016*

**english**

English is the opportunity language why border teach indigeneous language
*April 20, 2016*

**Advanced Chemistry**

he vapor pressures of several solutions of water-propanol(Ch3Ch2Ch2OH) were determined at various compositions, with thefollowing data collected at 45C: XH2O Vapor pressure (torr) 0 74.0 .15 77.3 .37 80.2 .54 81.6 .69 80.6 .83 78.2 1.00 71.9 a.) Are solutions of water and ...
*April 20, 2016*

**Pre Algebra**

1. -x^3+2x^2-3x+2 2. -x^2+3x+15 3. −2x2−2x+5 4. 7,-4 5. m^2+2 6. 6x^3+7x^2-x-5 7. 15t-4 8. f^8 9. 144^12 10. x^7 11. 4^3*4^4=4^12 12. 2^4*2^4>2^7 13.1 14. 1/8 15. 1.26x10^7 16.8.5x10-9 17. 64t10 18. -7x2+8x 19. −6k4−12k3+21k2 20. 2k2+k−3 21. &#...
*April 20, 2016*

**Pre Algebra**

So what order are the test questions?
*April 20, 2016*

**Pre Algebra**

Kelsey, your totally wrong I just failed. 1)d 2)b 3)a 4)a 5)b 6)a 7)c 8)a 9)c 10)d 11)c 12)d 13)a 14)a 15)b 16)c 17)b 18)d 19)a 20)d 21)a Trust me, you'll get 100% I just failed cause of Kelsey
*April 20, 2016*

**Pre Algebra**

Which polynomial does the model represent? –x³ + 2x² – 3x + 2 x² + x – 2 –x² – x + 2***** –x² + x – 2 Can someone please help me @Ms.Sue @Reed @WriteTeacher
*April 20, 2016*

**Chem**

How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 76.6 moles of water vapor?
*April 20, 2016*

**Geometry**

a pizza restaurant charges $10.00 for a large one topping pizza in the shape of a circle with a diameter of 14 inches. To celebrate the World Series, the resturant decides to bake a pizza in the shape of home plate. The dimensions of the pizza are shown. If the restaurant ...
*April 20, 2016*

**math**

A triangular traffic island has a base half as long as its height. The island has an area of 289 m2 . Find the base and the height.
*April 20, 2016*

**life orientation**

memorandum
*April 20, 2016*

**life orientation**

life orientation
*April 20, 2016*

**life orientation**

decribe three humans right
*April 20, 2016*

**life orientation**

Kiling of young children
*April 20, 2016*

**life orientation**

Piling of young children
*April 20, 2016*

**life orientation**

1.human rights violation discrimination
*April 20, 2016*

**life orientation**

Life orientation research
*April 20, 2016*

**life orientation**

I dont know the answer
*April 20, 2016*

**life orientation**

Gang violence.child abuse
*April 20, 2016*

**life orientation**

nnnnn
*April 20, 2016*

**life orientation**

Abuse human right
*April 20, 2016*

**Computing**

How can you count the number of items in the array - what do you have to add to this code? <!DOCTYPE html> <html> <body> <p>Click the button to sort the array.</p> <button onclick="myFunction()">Try it</button> <p id="...
*April 20, 2016*

**Brand packaging and design**

12. Rico and Liz are analyzing a project scope. Rico says they should consider the brand's message, identity, and architecture. Liz says they should consider the brand's hierarchy, sustainability, and the impacton the packaging design. Who is correct? A. Neither is ...
*April 20, 2016*

**science**

can you please tell me some alkalis you would have in your house xxx
*April 20, 2016*

**Math**

0-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall
*April 20, 2016*

**Math**

What is the probability that washing dishes tonight will take me between 11 and 14 minutes? Give your answer accurate to two decimal places. please help out
*April 20, 2016*

**Launguage Arts**

Read the damn novel and you will know
*April 20, 2016*

**Launguage Arts**

Which of the following passages from the novel Walk Two Moons best supports the story's theme of hope? 6. A: I asked if I could sit there for a little while, because I wanted to memorize the place B: in the midst of the still morning, with only the sound of the river ...
*April 20, 2016*

**physics**

The (non-conservative) force propelling a 1.40 x 103-kg car up a mountain road does 7.60 x 106 J of work on the car. The car starts from rest at sea level and has a speed of 22.0 m/s at an altitude of 2.50 x 102 m above sea level. Obtain the work done on the car by the ...
*April 20, 2016*

**life orientation**

3human rights violation or discrimination
*April 20, 2016*

**english**

It gives you a big opportumity of jobs
*April 20, 2016*

**Math**

x P(x) 0 0.3 1 0.15 2 0.2 3 0.35 Find the standard deviation of this probability distribution. Give your answer to at least 2 decimal places
*April 20, 2016*

**stats**

Given a normal population whise mean is 50 and whise standard deviation is 5, find the probability that a random sample of 25 has a mean greater than 52.
*April 20, 2016*

**Calculus**

A stone is dropped from the edge of a roof, and hits the ground with a velocity of −170 feet per second. Assume the acceleration due to gravity is -32 feet per second squared. How high (in feet) is the roof?
*April 20, 2016*

**american history**

What was one effect that mass transit had on American cities? A. Most urban workers no longer had to live in tenements. B. The number of skyscrapers increased dramatically because there was no room left on the ground. C. Conflicts over ethnic and racial divisions declined ...
*April 20, 2016*

**amerian history**

What was the goal of Americanization programs in settlement houses? A. to combat the belief that native-born white Americans were superior to newcomers B. to help newcomers learn English and adopt American dress and diet C. to blend traditions from immigrants of different ...
*April 20, 2016*

**life orientation**

The rights to life
*April 20, 2016*

**Physics**

A lighter block (2 kg) and a heavier block (8 kg) sit on a frictionless surface. Both blocks are initially at rest. The same force of 4 N then pushes to the right on each block for a distance of 9 m. What are the changes in kinetic energy of the blocks? What are the final ...
*April 20, 2016*

**Physics**

A car is moving such that its kinetic energy is 6.20×105 J. The car accelerates and the engine does 2.90×105 J of work to accelerate the car. What is the final kinetic energy of the car? Ignore energy lost to friction. (Your answer must be accurate to at least 1%. ...
*April 20, 2016*

**Science**

what volume of NH3 gas at s.t.p. is required to neutralise 40cm3 of 2M H2SO4?
*April 20, 2016*

**Life orientation**

Make six suggestions on how to combat the violations of human rights
*April 20, 2016*

**Physics**

If a car can accelerate at a rate of 15 m/hr/sec how long will it take the car to get to 65 m/hr from a dead stop?
*April 20, 2016*

**Math**

About 8% of the population of a large country is nervous around strangers. If two people are randomly selected, what is the probability both are nervous around strangers? What is the probability at least one is nervous around strangers?
*April 19, 2016*

**Chemistry**

hgfhkhvmhgbzxkbchKIZUBHXDcliXbCXHvcyXZCHzhczxhcbszbdchasbcs;cisD;Osfdihsd nyrtdnrfd
*April 19, 2016*

**Geometry- URGENT PLEASE HELP!!**

haha we are all cheaters
*April 19, 2016*

**Geometry- URGENT PLEASE HELP!!**

you are doing a geometry class for Aops and this is the problem this week. STOP CHEATING
*April 19, 2016*

**pre-ap chemistry**

how to make 100 mL of a 0.500 M CuSO4 solution
*April 19, 2016*