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2011
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Questions Asked on July 30, 2011

A man and his wife share a sum of money in the ratio 3:2. If the sum of money is doubled, then in what ratio should they divide
1. 8 answers
2. asked by Amir
3. 12,014 views
7. A cardboard box manufacturer wishes to make open boxes from rectangular pieces of cardboard with dimensions 40 cm by 60 cm by
1. 5 answers
2. asked by Jeff
3. 10,758 views
A block of metal which weighs 60 newtons in air and 40 newtonsunder water has a density, in kilograms per meter cubed, of:
1. 3 answers
2. asked by Steve
3. 8,031 views
a body covers a circular path of radius 'R' in 20 seconds.calculate the distance and displacement of the body at the end of 70
1. 3 answers
2. asked by pratik yadav bansal public school
3. 3,458 views
A 25.00 mL sample of 0.4 M dimethylamine (CH3)2NH is titrated with 0.150 M HCl.What is the pH at the half-equivalence point? Not
1. 1 answer
2. asked by 1/2 equivalence point
3. 3,438 views
Which of the following is not an example of potential energy?a.)The energy stored in a pile driver b.)The energy stored in a
1. 2 answers
2. asked by Tarissa
3. 3,161 views
What is the molar solubility of silver carbonate Ag2CO3 at 25 C if it is dissolved in a 0.15M solution of silver nitrate, AgNO3?
1. 1 answer
2. asked by molar solubility
3. 2,210 views
In a binary star system, two stars orbit about their common center of mass, as shown in the figure .If r2 = 2r1, what is the
1. 1 answer
2. asked by Real
3. 2,123 views
Correct Punctuation, Spelling, Grammar etc.1. Here's the slice of cake you asked for. 2. You should always check your grammar,
1. 4 answers
2. asked by Leslie-To:Writeacher
3. 1,956 views
For the function y=-3+4 cos(5pi/6(x+4)) , what is the minimum value?
1. 1 answer
2. asked by Dakeva
3. 1,871 views
What is the exact circumference of a circle with a diameter of 21 inches?Is it 110.25p inches??
1. 2 answers
2. asked by Jen
3. 1,801 views
Halley comet which passes around the sun every 76 years has an elliptical orbit. when closest to the sun it is at a distance of
1. 2 answers
2. asked by Lonely
3. 1,774 views
A kid slides down an icy (frictionless) hill starting from res. At the top his gravitational potential energy is 500J. Suppose
1. 1 answer
2. asked by Tarissa
3. 1,749 views
A 20 gram piece of metal is added to a sample of 100 grams of water inside a calorimeter. If the metal is at a temperature of
1. 1 answer
2. asked by Amanda
3. 1,686 views
Prove that the identity element e of a group G is unique.
1. 1 answer
2. asked by Santosh
3. 1,644 views
How large a sample should be surveyed to estimate the true proportion of college students who do laundry once a week within 3%
1. 1 answer
2. asked by Anonymous
3. 1,638 views
you are considering 2 jobs. one job pays $350 per week plus 2% commission on all sales. The second job pays $1200 per month and
1. 4 answers
2. asked by Anonymous
3. 1,521 views
Suppose a fuel-cell generator was used to produce electricity for a house. If each H2 molecule produces 2e-, how many kilograms
1. 3 answers
2. asked by norma
3. 1,455 views
What is the percent ionization of 0.025 M chlorous acid, HClO2 solution?Ka HClO2 = 1.1*10^(-2) Answer: 48% What I did: HClO2(aq)
1. 2 answers
2. asked by % ionization
3. 1,438 views
A random sample of 10 observations is selected from the first normal population and 8 from the second normal population. For the
1. 2 answers
2. asked by Anonymous
3. 1,388 views
The ratio of the lengths of two pieces of ribbon is 1:3. If 4 ft were cut from each piece, the sum of the new lengths would be 4
1. 1 answer
2. asked by Gaby
3. 1,257 views
The number of dry cleaning orders picked up at Sunny Fresh Dry Cleaners was sampled over 4 hour periods. Below is the sample:61
1. 2 answers
2. asked by Jen
3. 1,232 views
in william blake's poem " the chimney sweeper," the metaphor"coffins of black represent (A) innocence (B)chimneya (C)daffodils
1. 3 answers
2. asked by jessica tt
3. 1,211 views
What are the main differences between the Shiites and the Sunnis?
1. 1 answer
2. asked by Carrie
3. 1,185 views
I am supposed to find the pattern of a triangle of fractions, and find the next two rows. However, I can't seem to find the
1. 1 answer
2. asked by Needshelp
3. 1,132 views
check my paper for adverbs and adjectives?
1. 4 answers
2. asked by ashlet
3. 1,110 views
Fred Salem works as a sales rep for Pennrock Greeting Cards. He has a three-year contract but quits after two years. As a
1. 1 answer
2. asked by Sarah
3. 1,106 views
refer to a situation where you exert a force F on a crate of mass M, moving it at a speed v a distance d across a floor in a
1. 1 answer
2. asked by Tarissa
3. 1,103 views
Colgate-Palmolive Company has just paid an annual dividend of $0.85. Analysts are predicting a 10% per year growth rate in
1. 0 answers
2. asked by Debbie
3. 1,062 views
refer to a situation where you exert a force F on a crate of mass M, moving it at a speed v a distance d across a floor in a
1. 0 answers
2. asked by Tarissa
3. 1,060 views
A closed manometer is filled with an oil with density of 0.776 g/mL. What is the pressure in mmHg when the liquid column in the
1. 5 answers
2. asked by Henry
3. 1,049 views
what is the original color of Phenolphthalein solution? pink or colourless?
1. 1 answer
2. asked by Yuni
3. 1,037 views
A piece of wire of length 240 cm is bent into the shape of trapezium where the eqtn is = 13x+13x+y+y+24x. Find the value of x
1. 1 answer
2. asked by Yuni
3. 1,002 views
A STORE SOLD 18 SWEATSHIRTS. WHITE ONES COST $9.95 AND YELLOW ONES COST $11.50. IF $202.35 WORTH OF SWEATSHIRTS WERE SOLD, HOW
1. 1 answer
2. asked by CURLEY
3. 1,000 views
1. John’s loans for his business total $155,000. One of the loans is a SBA loan at 11% interest; the other loan is a Community
1. 1 answer
2. asked by Molly
3. 993 views
In 3–5 sentences, write down what you told someone in that conversation.Once you write your sentences, go back and identify
1. 1 answer
2. asked by nisreen
3. 990 views
An arc subtends an angle 15 degrees at the centre of the circle. If the radius is 4 centimetres, find the area of the sector?
1. 2 answers
2. asked by Sulaksha
3. 932 views
Find the equation of a circle with center C(1,6) and tangent line x-y-1=0.
1. 1 answer
2. asked by Cad
3. 927 views
What mass (in grams)of KNO3 would have to be decomposed to produce 29 L of oxygen measured at STP?
1. 1 answer
2. asked by Kyle
3. 905 views
What is the pH of an aqueous solution of 0.10 M NaHC(3)H(2)O(4)?Answer: 10.9 What I did: NaHC(3)H(2)O(4) + H(2)O--><-- Na +
1. 3 answers
2. asked by pH levels
3. 901 views
Suppose a sample of Cesium-137 with initial mass of 200 grams decays to a mass of 160 grams voer the course of 10 years.Find the
1. 1 answer
2. asked by Melanie
3. 895 views
refer to a situation where you exert a force F on a crate of mass M, moving it at a speed v a distance d across a floor in a
1. 1 answer
2. asked by Tarissa
3. 786 views
I have written a paragraph about credit cards using at least five different pronouns. Could you please look over it and let me
1. 6 answers
2. asked by Star
3. 736 views
Three fresh water and ocean water resource challengesfresh water resource challenges Aquifer depletion Lowers the water table.
1. 3 answers
2. asked by girl
3. 733 views
A compact car has a mass of 1400kg. Assume that the car has one spring on each wheel, that the springs are identical, and that
1. 4 answers
2. asked by CEO
3. 728 views
One thousand raffle tickets are sold for $1.00 each. One grand prize of $400 and two consolation prizes of $100 each will be
1. 8 answers
2. asked by Jen
3. 720 views
Barry can do a certain job in 9 hours, whereas it takes Samuel 12 hours to do the same job. How long would it take them to do
1. 1 answer
2. asked by elza
3. 714 views
Write the statement in symbols using the p and q given below. Then construct a truth table for the symbolic statement and select
1. 2 answers
2. asked by Jen
3. 714 views
Write the statement in symbols using the p and q given below. Then construct a truth table for the symbolic statement and select
1. 0 answers
2. asked by Jen
3. 703 views
what happens to the yield of sulphur trioxide?if you increase the pressure
1. 1 answer
2. asked by Anonymous
3. 694 views
If the odds of winning a raffle are 2:240, what is the probability of winning?I think it's 2/240??
1. 3 answers
2. asked by Jen
3. 673 views
the volume of an cylindrical can with a radius r cm and height h cm is 128000 c^3, show that the surface area of the can is
1. 1 answer
2. asked by Yuni
3. 665 views
if the coefficient of kinetic friction between a 35-kg crate and the floor is 0.30, what horizontal force is required to move
1. 1 answer
2. asked by mariz
3. 665 views
In the early morning hours of June 14, 2002, the Earth had a remarkably close encounter with an asteroid the size of a small
1. 3 answers
2. asked by Geek
3. 663 views
Chlorine gas was bubbled through a warm concentrated solution of potassium hydroxide.-write an equation of reaction that took
1. 1 answer
2. asked by Piom
3. 634 views
what new ideas in technology occurred during the Greco-Roman civilization?
1. 1 answer
2. asked by Jessica
3. 630 views
Find the indefinite integral of 1-tanx/1+tanxDont know how to really approach this question. Should i use identities, or is
1. 4 answers
2. asked by integral
3. 630 views
The number of dry cleaning orders picked up at Sunny Fresh Dry Cleaners was sampled over 12 hour periods. Below is the sample:14
1. 1 answer
2. asked by Jen
3. 619 views
refer to a situation where you exert a force F on a crate of mass M, moving it at a speed v a distance d across a floor in a
1. 0 answers
2. asked by Tarissa
3. 619 views
How do I determine the real number solution for the following problem: The problem reads : Determine the number of real-number
1. 2 answers
2. asked by Janelle
3. 611 views
The number of dry cleaning orders picked up at Sunny Fresh Dry Cleaners was sampled over 12 hour periods. Below is the sample:14
1. 6 answers
2. asked by Jen
3. 611 views
A sample of 0.43 moles of a metal M reacts completely with excess chlorine to form 18.23 grams of MCl.How many moles of Cl are
1. 2 answers
2. asked by D
3. 599 views
In Hermann Hesse's Siddhartha, describe the sentence structure--simple, compound, complex, compound-complex or a mix
1. 1 answer
2. asked by Kay
3. 594 views
P is a point that is not on line m. How many lines can be drawn through P that form a 30 degree angle with line m?
1. 1 answer
2. asked by Anonymous
3. 594 views
factor completely. Remember to look first for a common factor. if the polynomial is prime, state this.-4t^2+64
1. 1 answer
2. asked by sheba
3. 593 views
* P is a a black powder, which, when fused with a mixture of potassium hydroxide and potassium nitrate and then treated with
1. 0 answers
2. asked by Piom
3. 591 views
How would you make up 255 mL of 0.150 M HNO3 from nitric acid that is 68.0% HNO3?The density of 68.0% HNO3 is 1.41 g/mL.
1. 3 answers
2. asked by Henry
3. 581 views
What is the word part for this sentence. The folly of youth stands in stark contrast to the wisdom of age.
1. 1 answer
2. asked by Nisey
3. 578 views
Consider the following application files:/JavaCS1/src/guiprojectcity2/DisplayWindow.java import java.awt.*; import
1. 0 answers
2. asked by Sally
3. 570 views
What are some examples ofexponential function (Using the formula: Al = A0(1/2)^t/h ), trig functions that are used to find
1. 1 answer
2. asked by Kate
3. 548 views
Please unscramble this word bssmyale it is related to at a dance
1. 4 answers
2. asked by desiree
3. 542 views
I get it all done and it is wrong please help solve this thanks.Solve the compound inequality. 4x-3/8<-6 or 4x-3/8>6
1. 1 answer
2. asked by tara lee
3. 541 views
The National Association for Women in Science asked recent high school grads if they had taken certain science classes. Of those
1. 5 answers
2. asked by Jen
3. 534 views
What is the basic message of the Quran and when was it compiled.
1. 1 answer
2. asked by Matt
3. 534 views
A sample of 50.0mL of argon is collected at 60*C and 820 torr. What does the sample weigh?
1. 1 answer
2. asked by LaShun
3. 530 views
Dear MS. Writeacher - Thank You1.(4). Since the previous scan, the patient has undergone surgery leaving a distorted and small
1. 1 answer
2. asked by Leslie-To:Writeacher
3. 529 views
Given the situation described, identify the type of sampling involved. Students at Local U are classified according to the
1. 4 answers
2. asked by Jen
3. 521 views
Form the converse: If I do not mow the lawn, then the grass grows too tall.Is it: If the grass does not grow too tall, then I
1. 5 answers
2. asked by Jen
3. 520 views
does anyone know a website that i can recover deleted photos for free when i download i see my pic go through then when i want
1. 1 answer
2. asked by james
3. 510 views
I was looking on a website that teaches linear algebra and it had this problem:3x - 15 _______ =0 2x + 1 And it says the answer
1. 1 answer
2. asked by Ashley
3. 504 views
The cardinal number of the set {cat, dog, horse, fish, lizard, meerkat, rhinoceros, elephant, giraffe, platypus, hippopotamus,
1. 5 answers
2. asked by Jen
3. 501 views
John borowed 12,000 and agreed to repay the loan in six equal monthly payments plus interest of 1.5% per month on the unpaid
1. 1 answer
2. asked by Jules
3. 500 views
I just need to know how to start a final paper on a culturally influential,on television show, movie, song or website
1. 2 answers
2. asked by carrie
3. 489 views
A family's plan to retire in 15 years and expect to need $500,000. Determine how much they must invest at 7.6% compounded
1. 1 answer
2. asked by Anonymous
3. 489 views
The volume of the box is 900 cubic inches. Find the dimension with a ratio of 1:3:5.
1. 3 answers
2. asked by acshikari
3. 483 views
The theoretical probability of undesirable side effects resulting from taking Grebex is 1 in 20. If 100 people take Grebex to
1. 1 answer
2. asked by Jen
3. 458 views
A bag contains 7 lavender marbles, 11 turquoise marbles and 5 rainbow marbles. What is the chance of drawing a rainbow marble?
1. 1 answer
2. asked by Jen
3. 455 views
1. Each of the boys has his own computer.2. Each of the boy has his own computer. 3. Each of the boys has its own computer. 4.
1. 1 answer
2. asked by rfvv
3. 454 views
Who is responisable for adjusting the Medicare DRG list and reimbursement rates annually?
1. 0 answers
2. asked by Anonymous
3. 435 views
A store owner buys supplys from a vender for $8,450. The terms of sale are 2/10, n/30.What will be the net amount due if the
1. 1 answer
2. asked by Anonymous
3. 417 views
What problems had to be overcome Africa's interior could be opened up to Westeren explorers? what helped to over come these
1. 1 answer
2. asked by john
3. 411 views
Need help with this complex number equation.8-3i/-4-6i=
1. 1 answer
2. asked by Josh
3. 408 views
Translate to an equation p $25 potted plants and s $20 shrubs total $300,graph the equation and use the graph to determine three
1. 1 answer
2. asked by Diane
3. 394 views
what is 8+10+2/12+4/9 in lowest term if possible
1. 1 answer
2. asked by abby
3. 379 views
I need help clarifying something. I was under the impression that Human service takes a generalist approach, but in a recent
1. 0 answers
2. asked by lee
3. 377 views
Charles "cut" the vegetables.Charles "chopped" the vegetables. Which sentence contains an active verb? How can you tell?
1. 1 answer
2. asked by Heather
3. 370 views
how to convert this from rectangular to polar?r=cos theta
1. 1 answer
2. asked by Josh
3. 366 views
How long did the roman civilization last?
1. 0 answers
2. asked by Matt
3. 364 views
If you have 1 sack of cotton (which is expected to float on water) and were asked to measure the volume, what will you do?
1. 1 answer
2. asked by Kian
3. 355 views
You are given 73 mL of CO2 at 0.69 atm. What volume (in mL) would the CO2 occupy at 0.67 atm if the temperature is maintained at
1. 1 answer
2. asked by Kyle
3. 343 views

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