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Questions Asked on May 10, 2014

According to the Sleep Foundation, the average night's sleep is 6.8 hours (Fortune, March 20, 2006). Assume the standard
1. 3 answers
2. asked by Mia
3. 5,602 views
A right triangle’s hypotenuse is 20 cm long. What is the length of the side opposite a 60° angle? Give your answer to the
1. 2 answers
2. asked by Sandra
3. 1,771 views
If alpha and beta are the zeros of the polynomial p(x)=x^2+x+1 then find the value of 1÷alpha+1÷beta 2)alpha^2+beta^2
1. 4 answers
2. asked by rinu
3. 5,398 views
The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1
1. 1 answer
2. asked by Anonymous
3. 662 views
Discuss the mechanisms of culture change. How can anthropology help one maintain a balanced perspective in a changing world?
1. 4 answers
2. asked by Chris
3. 527 views
For borrowers with good credit scores, the mean debt for revolving and installment accounts is $15,015 (BusinessWeek, March 20,
1. 0 answers
2. asked by Mia
3. 564 views
Marley drives to work every day and passes two independently operated traffic lights. The probability that both lights are red
1. 1 answer
2. asked by nyshaw
3. 2,910 views
A chemist has one solution that is 80% acid and a second solution that is 30% acid. How many liters of each solution will the
1. 3 answers
2. asked by Anonymous
3. 1,007 views
Suppose a random sample of size 40 is selected from a population with = 9. Find the value of the standard error of the mean in
1. 3 answers
2. asked by Mia
3. 6,663 views
A market research firm conducts telephone surveys with a 42% historical response rate. What is the probability that in a new
1. 2 answers
2. asked by Mia
3. 5,252 views
50.0pJ of energy is stored in a 3.00cm × 3.00cm × 3.00cm region of uniform electric field.
1. 0 answers
2. asked by Anonymous
3. 949 views
50.0pJ of energy is stored in a 3.00cm × 3.00cm × 3.00cm region of uniform electric field. What is the strength of the field?
1. 1 answer
2. asked by Anonymous
3. 3,781 views
A simple random sample of 60 items resulted in a sample mean of 96. The population standard deviation is 16.a. Compute the 95%
1. 4 answers
2. asked by Mia
3. 1,706 views
1.a)Determine dy/dx if y= sqrt[(3x^2+2)^3]For this question, I got 9/2x(3x^2+2)^1/2 as my answer. b)State any values of x for
1. 1 answer
2. asked by Kim
3. 534 views
Consumption of alcoholic beverages by young women of drinking age has been increasing in the United Kingdom, the United States,
1. 0 answers
2. asked by Mia
3. 582 views
A 3.00-cm-diameter parallel-plate capacitor with a spacing of 0.800mm is charged to 300V . What is the total energy stored in
1. 0 answers
2. asked by Sven
3. 921 views
The 2003 Statistical Abstract of the United States reported the percentage of people 18 years of age and older who smoke.
1. 3 answers
2. asked by Mia
3. 7,100 views
n-2n^2=0
1. 5 answers
2. asked by Anonymous
3. 363 views
If y=u^3+u^2-1, where u=1/(1-x), determine dy/dx at x=2
1. 1 answer
2. asked by Kim
3. 416 views
To estimate the size of the bear population on the Keweenaw peninsula conservationists captured tagged and released 50 bears.
1. 2 answers
2. asked by tbell
3. 566 views
Metal sphere 1 has a positive charge of 7.00nC . Metal sphere 2, which is twice the diameter of sphere 1, is initially
1. 2 answers
2. asked by Sven
3. 3,765 views
What's the answer to1^2-(2-x)^2=2^2-x^2 The answer said x =7/4 But no matter how I tried. I couldn't get that
1. 2 answers
2. asked by Claire
3. 329 views
the learning curve describes the rate at which a person learns certain tasks. If a person sets a goal of typing N words per
1. 1 answer
2. asked by Mary Ann
3. 604 views
Evaluate the indefinite integralNote: Use an upper-case "C" for the constant of integration. integral sqrt(100x^2-400)/x dx Ty
1. 1 answer
2. asked by Josh
3. 833 views
The radius of the inscribed circle is 5. If the length of the hypotenuse of the right triangle ABC is 19, what is the perimeter
1. 2 answers
2. asked by Judy
3. 1,387 views
In a circle whose radius is 13 cm, a central angle intercepts an arc that measures 65o. What is the arc length? Round your
1. 1 answer
2. asked by Judy
3. 1,247 views
Deermine the derivative of f(x)=[(3x^2+1)^3+1]^2. Express your answer in simplified form.For this I got
1. 1 answer
2. asked by Kim
3. 618 views
What is the area of a parallelogram where the base= 3x+1 and the height= 9. I know the area is base*height but does that mean
1. 1 answer
2. asked by nelly
3. 454 views
Your income tax withholding is dependent on
1. 1 answer
2. asked by tota
3. 547 views
income is subject to federal taxes
1. 1 answer
2. asked by tota
3. 352 views
Sumi can wash the windows of an office building in 3/4 the time it takes her apprentice. One day they worked on the building
1. 1 answer
2. asked by Anonymous
3. 1,001 views
A researcher wants to estimate the mean serum cholesterol level for college age women. In a past study the standard deviation
1. 1 answer
2. asked by Frabkie
3. 961 views
Use the disc method to find the volume of the solid generated by revolving the region bounded by the graphs of the equations
1. 1 answer
2. asked by Sherman
3. 596 views
If a circle is inscribed in a triangle with vertex angles 30o - 60o - 90o , then what is the area of the triangle divided by the
1. 0 answers
2. asked by Judy
3. 586 views
Determine the area of the regiony=e^x,y=x^3
1. 1 answer
2. asked by Sherman
3. 364 views
Given the function f(x)=7-(1/8)x,find a formula for the inverse function. show work.
1. 1 answer
2. asked by Davone
3. 447 views
If 20 teachers in a faculty of 80 are transferred,what percent of the original faculty remains?
1. 2 answers
2. asked by peter
3. 693 views
R and T are points on straight line PQ on which PR = RT =TQ. what percent of PT is PQ ?
1. 1 answer
2. asked by peter
3. 989 views
One light year is about 9 trillion kilometers. Arcturus is a star that is 37 light years from earth. If you are about 11 years
1. 1 answer
2. asked by Jenny 2
3. 637 views
1. The house itself was ugly.2. I saw Mr. Smith himself. 3. I don't like the house itself. --------------- Are they all
1. 1 answer
2. asked by rfvv
3. 441 views
Expand (1+y+ky^2)^8 until y^3
1. 1 answer
2. asked by Cam
3. 430 views
A paper bag contains a mixture of three types of treats: 12 granola bars, 10 fruit bars, and 8 cheese strips. Suppose that you
1. 1 answer
2. asked by Leah
3. 1,576 views
A conveyor belt sushi restaurant lets you choose what you want to eat from variously-coloured plates that go by. You pay based
1. 1 answer
2. asked by Leah
3. 1,393 views
A 2500‐kg vehicle traveling at 25 m/s can be stopped by gently applying the breaks for 20 seconds. What is the average force
1. 1 answer
2. asked by mohammed
3. 597 views
find the volume of solid inside the paraboloid z=9-x^2-y^2, outside the cylinder x^2+y^2=4 and above the xy-plane
1. 1 answer
2. asked by AIRA
3. 653 views
Solve for the inequality:1/3^x (1/3^x - 2) < 15 I know the answer is x > - (log 5/log 3), can someone explain me how?
1. 1 answer
2. asked by Jam
3. 416 views
Given the quadratic equation y = -x^2 + 2x + 3.a) Will the graph turn upwards or downwards? b) What are the coordinates of x and
1. 1 answer
2. asked by Shane
3. 707 views
What should you do to the following sentence to avoid using a double negative?Even with glasses on, she didn't never see well.
1. 4 answers
2. asked by Anonymous
3. 613 views
What is the correct way to write mens' in this sentence?After their group got caught in the rain, the mens' clothes were all
1. 9 answers
2. asked by Anonymous
3. 660 views
Please help:Which sentence uses apostrophes correctly? A. Martha's new bike was stuck and couldn't nove. B. Tracy's only
1. 3 answers
2. asked by Anonymous
3. 494 views
Which is the best place to find more info about the development of photography in the mid 1800/s.-photography manual - history
1. 1 answer
2. asked by Anonymous
3. 460 views
Liquid chloroform (CHCl3) is placed in a closed container and allowed to equilibrate with chloroform vapor. With the temperature
1. 2 answers
2. asked by Ana
3. 1,004 views
At STP, 3.0 L of D2 reacts completely with 3.0 L of E, producing 1.5 L of a product. What is the formula of the product?
1. 1 answer
2. asked by Ana
3. 351 views
Which of the following effects will make the ratio (PV) / (nRT) less than 1 for a real gas?a) The gas molecules are large enough
1. 1 answer
2. asked by Ana
3. 2,381 views
Assume a gas of molecular mass M g/molecule obeys the Maxwell Boltzmann distribution of speeds at temperature T. If u2> u1, the
1. 2 answers
2. asked by Ana
3. 1,129 views
If a and b are both positive numbers,anda>b,which of the following could be true? I. ab is greater than either a or b. II. ab is
1. 1 answer
2. asked by Johnny
3. 537 views
Consider the reaction:SO2 (g) + NO2 (g) ==> SO3 (g) + NO (g) At T = 1000 K, where the reaction is exothermic with an equilibrium
1. 1 answer
2. asked by Ana
3. 1,100 views
Consider the reaction:SO2 (g) + NO2 (g)  SO3 (g) + NO (g) At T = 1000 K, where the reaction is exothermic with an equilibrium
1. 1 answer
2. asked by Ana
3. 1,474 views
Consider the following reaction:C(s) + H2O (g) ⇌ CO (g) + H2 (g) (Kp = 0.45 at 900 K) What is the equilibrium partial pressure
1. 5 answers
2. asked by Ana
3. 608 views
The average of P numbers is x and the average of N numbers is y. What is the average of all the (P+N)numbers?a. x+y/2 b. x+y c.
1. 1 answer
2. asked by Johnny
3. 470 views
Determine the present values if $5,000 is received in the future (at the end of each indicated time period) in each of the
1. 1 answer
2. asked by Jennifer
3. 1,158 views
4. What is the slope of the line that goes through (6, 5) and (3, 1)? (1 point)– – 5. The slope of the line that
1. 2 answers
2. asked by Babatunde
3. 793 views
Select the first five terms in the arithmetic sequence an=8n, starting with n=1
1. 1 answer
2. asked by Betrice Baker
3. 1,478 views
A student obtains a yield of 79% from his salicylic acid. How many grams of salicylic acid will the student need to produce 135
1. 2 answers
2. asked by patricia
3. 947 views
If I am standing on top of a building that is 350 ft. high and I throw a baseball off the roof at angle of 60 degrees, determine
1. 3 answers
2. asked by Sophia
3. 586 views
A water jet approximately 10ft in length & 6-7 inches in diameter traveling @ mach3.5-4.5 hitting an object traveling @ mach 5,
1. 1 answer
2. asked by mike19708
3. 476 views
The correlativity of rights and duties mean that:A. moral duties override moral rights. B. moral rights override moral duties.
1. 4 answers
2. asked by Erica
3. 1,324 views
at the beginning of the year,Daniel was 62 inches tall. Now he is 66 inches tall. Find the percent of change
1. 1 answer
2. asked by susan
3. 431 views
The Categorical Imperative variation, "Act so as to treat humanity, whether in your own person or that of any other, as an end
1. 3 answers
2. asked by Ethel
3. 720 views
How do you subtract and write 1/2-3/4 in simplest form. I am stuck can anyone help me. this is what i cam up with.1 3 2 -- - = -
1. 1 answer
2. asked by NinaC
3. 409 views
anybody here to give me notes to solve this question(A and B are two points on a pipe of diameter 600 mm. the grid reference for
1. 1 answer
2. asked by Bedar
3. 511 views
two numbers rolled can be added to get a sum. Find P(sum is even)is it 1/4 ? or 1/2? I think it is 1/4
1. 17 answers
2. asked by moby
3. 4,762 views
Is Meiosis actually Mitosis happening twice?My answer- Yes because they are both a cell division process.
1. 2 answers
2. asked by Kimberly
3. 1,243 views
n ice cream stand sells chocolate, vanilla, and strawberry ice cream as well as a choice of 22 toppings. How many choices are
1. 8 answers
2. asked by Sophia
3. 4,824 views
1. Thyme: herb::A. Fearless: brave B. sedan: auto C. Speech: mouth D. Auto: garage Is it b? 2. Bat: raccoon:: A. Bird: robin B.
1. 3 answers
2. asked by Anonymous
3. 460 views
From the words below supply the words needed to complete the sentences.Prolific, incontrovertible, tentative A. He said that he
1. 1 answer
2. asked by Anonymous
3. 451 views
1. Which of the following describes the correct sequence of the movementof food during digestion? stomach, large intestine,
1. 69 answers
2. asked by Anonymous
3. 16,715 views
From the words below supply the words needed to complete the sentences.Compatible, virtuoso, vilify, vulnerable, incipient,
1. 1 answer
2. asked by Anonymous
3. 537 views
From the words below supply the words needed to complete the sentences.Querulous, commiserate, tedious, pugnacious, thwart,
1. 1 answer
2. asked by Anonymous
3. 464 views
Below are the results of tossing a number cube 8 times. Find the experimental probability of tossing an even number.
1. 1 answer
2. asked by moby
3. 1,258 views
2nd posting - my mistakeWhen will the dependent variable in the equation y= sqrt [x+4-3] equal or exceed 4 • x ≥ –0.17 •
1. 2 answers
2. asked by Sandra
3. 386 views
1. Which of the following is not a function of the circulatory system?breaks down large molecules delivers oxygen to body cells
1. 5 answers
2. asked by Princess Anna
3. 1,848 views
This type of functional group is often sweet smelling and may be used as a fragrance. When it reacts with water it will produce
1. 2 answers
2. asked by bekah
3. 562 views
How did the Fugitive Slave Act and the Kansas-Nebraska Act further divide the North and South? What role did the concept of
1. 1 answer
2. asked by Anonymous
3. 569 views
1. Which of the following describes the correct sequence of the movementof food during digestion? stomach, large intestine,
1. 15 answers
2. asked by Anonymous
3. 2,768 views
These two questions are similar in type and I am really confused by the textbook.1) Which of the following objections to
1. 2 answers
2. asked by Pat
3. 754 views
One kind of battery used in watches contains mercury(II) oxide. As current flows, the mercury(II) oxide is reduced to mercury.Hg
1. 4 answers
2. asked by sarah
3. 3,630 views
Divide:12x^2y - 6xy + 4x^2 ____________________ 2xy Thank you!!
1. 3 answers
2. asked by Skye
3. 692 views
2+√-16
1. 1 answer
2. asked by steve
3. 294 views
The 22 students present for a recent test in Ms. Huang’s class had an average score of 88. When students who were absent took
1. 1 answer
2. asked by Anonymous
3. 659 views
This functional group can be generated by oxidation of an aldehyde. Oxidation is just the reaction with oxygen, but unlike
1. 1 answer
2. asked by bekah
3. 1,129 views
Please explain how to set this problem:A solution has a density of 1.73 g/ml. If it's weighs 4.3 ounces, what is the volume. ?
1. 1 answer
2. asked by Wanda
3. 491 views
How would you write these chemical reactions?Can someone do one or two reactions for each problem, so I could get an idea of to
1. 2 answers
2. asked by Jamie
3. 1,946 views
Mr. Michaluk has a $50,000 personal (revolving) line of credit with the Canadian Imperial Bank of Commerce (CIBC). The loan is
1. 0 answers
2. asked by Anonymous
3. 601 views
1. Which of the following is not a function of the circulatory system?breaks down large molecules delivers oxygen to body cells
1. 1 answer
2. asked by Princess Anna
3. 1,216 views
Which of the following sentences is grammatically correct?a.Only Bill wanted to go to the lake. [Intended meaning: Bill wanted
1. 0 answers
2. asked by Megan
3. 657 views
find the volume of solid inside the paraboloid z=9-x^2-y^2, outside the cylinder x^2+y^2=4 and above the xy-plane1) solve using
1. 6 answers
2. asked by AIRA
3. 3,920 views
1. For a bar magnet, the magnetic field lines pointa. towards the South pole. b. towards the North pole. c. always towards the
1. 1 answer
2. asked by Liz
3. 1,432 views
Liquid chloroform (CHCl3) is placed in a closed container and allowed to equilibrate with chloroform vapor. With the temperature
1. 1 answer
2. asked by Ana
3. 980 views
5. A magnetic field map showsa. the direction of the magnetic field. b. a few representational field lines. c. relative strength
1. 0 answers
2. asked by Liz
3. 1,596 views

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