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2012
November

Questions Asked on November 16, 2012

15. What is the solution of the linear-quadratic system of equations?{y = x^2 + 5x - 3} {y - x = 2}
1. 13 answers
2. asked by Robert
3. 15,721 views
Ron is tiling a countertop. He needs to place 54 square tiles in each of 8 rows to cover the counter. He wants to randomly place
1. 9 answers
2. asked by Shane
3. 9,826 views
1. m – 7 < 6 (1 point)m < –13m < 1 m < –1 m < 13 2. n – 8 > 5 (1 point)n > 13 n > 3 n > –3 n > –13 3. p + 5 < 10 (1
1. 47 answers
2. asked by :(
3. 8,695 views
The quantity demanded each month of the Sicard wristwatch is related to the unit price given by the equation below, where p is
1. 5 answers
2. asked by Britney
3. 5,199 views
A source emits sound uniformly in all directions. There are no reflections of the sound. At a distance r1 from the source the
1. 1 answer
2. asked by Anonymous
3. 4,463 views
1)A function g is defined for all real numbers and has the following property:g(a+b) - g(a) = 4ab+2b2 find g'(x) A)4 B)-4 C)2x^2
1. 1 answer
2. asked by Kevin
3. 4,452 views
i need help with english article, it say find irony, but i not get what irony be in here? i know there be three types of irony
1. 11 answers
2. asked by Mohammad
3. 4,354 views
the measure of an angle is 27 less than twice the measure of it complement.Find the measure of each anglewhat would the equation
1. 2 answers
2. asked by chen
3. 3,483 views
A cylindrical gasoline can is 18 inches across and 20 inches tall.which expression represents the approximate volume in cubic
1. 2 answers
2. asked by nadia
3. 3,439 views
jose can read 7 pages of his book on 5 minutes. at this rate, how long will it take him to read the entire 175-page book
1. 6 answers
2. asked by DaisyMae
3. 3,339 views
At Strawberry State College, the ratio of females to males is 2:1. If there are 2100 students, how many are female and how many
1. 6 answers
2. asked by Christina
3. 3,312 views
The estimated monthly profit (in dollars) realizable by Cannon Precision Instruments for manufacturing and selling x units of
1. 2 answers
2. asked by Britney
3. 2,902 views
two circles intersect at point T.if the small circle has a raduis of 4 and C is the center of the larger circle,then the
1. 1 answer
2. asked by pierre
3. 2,851 views
Sandy works at a clothing store. She makes $9 per hour plus earns 10% commission on her sales. She worked 78 hours over the last
1. 11 answers
2. asked by Allison
3. 2,831 views
If a tree cast a shadow 30 feet long at the same time that a boy 5 feet tall cast a shadow 3 long. Find the height in feet of
1. 2 answers
2. asked by Gerri
3. 2,644 views
0.4324 g sample of a potassium hydroxide-lithium hydroxide mixture requires 28.28 ml of 0.3520 M HCl for its titration to the
1. 2 answers
2. asked by nooor
3. 2,577 views
on a drive through allegheny county,natalie drove due west for 9 miles,then turned left and proceeded to drive due south.after
1. 3 answers
2. asked by pierre
3. 2,563 views
Which of the sentences below displays the correct punctuation?A.The patient looked at the doctor as though he had never seen her
1. 7 answers
2. asked by Anon
3. 2,535 views
a large elm tree died after it was struck by lightning.the property owner thinks he can remove it himself,but is concerned that
1. 3 answers
2. asked by nadia
3. 2,494 views
which of the following statements is supported by information in the article? (1)people are better informed about hurricanes
1. 2 answers
2. asked by james anthony
3. 2,444 views
The diagram below shows a large cube ofmass 25 kg being accelerated across a frictionless level floor by a horizontal force, F.
1. 2 answers
2. asked by Bob
3. 2,424 views
An electrical firm which manufactures a certain type of bulb wants to estimate its mean life. Assuming that the life of the
1. 1 answer
2. asked by Blerp
3. 2,367 views
Approximately how long will it take an investment of $300 to triple, if the interest rate is 3.5% per year compounded
1. 2 answers
2. asked by Leyla
3. 2,361 views
The half-life of Radium-226 is 1590 years. If a sample contains 100 mg, how many mg will remain after 4000 years?
1. 2 answers
2. asked by Anonymous
3. 2,258 views
A 52-foot wire running from the top of a tent pole to the ground makes an angle of 57° with the ground. If the length of the
1. 1 answer
2. asked by janice
3. 2,231 views
Part A6.00×10−3 mol of HBr are dissolved in water to make 16.0L of solution. What is the concentration of hydroxide
1. 1 answer
2. asked by Deane
3. 2,188 views
A(n) 1100 kg car is parked on a 4� incline.The acceleration of gravity is 9.8 m/s2 . Find the force of friction keeping the car
1. 1 answer
2. asked by madison
3. 2,160 views
To determine the relative effectiveness of different study strategies for the SAT, suppose three groups of students are randomly
1. 2 answers
2. asked by Anonymous
3. 1,839 views
A study conducted by an airline showed that a random sample of nine of its passengers disembarking at the Cleveland airport,
1. 1 answer
2. asked by Blerp
3. 1,819 views
Jamie ran two laps around a track in 99 s. How long did it take him to run each lap if he ran the first lap at 8.5 m/s and the
1. 4 answers
2. asked by Kevin
3. 1,817 views
A culture contains 12,000 bacteria. After an hour the count is 25,000. Find the number of bacteria after 3 hours.
1. 1 answer
2. asked by Leyla
3. 1,753 views
which of the following is a example of a natural hazard of the type and magnitude of those referred to in the article? (one) an
1. 3 answers
2. asked by james anthony
3. 1,705 views
The expression (-2a^2b^3)(4ab^5)(6a^3b^2) can be simplified to what exponential espression
1. 2 answers
2. asked by Anonymous
3. 1,694 views
Her rolls always rise properly.A.risen B.raised C.rised D.no change necessary The underlined word is rise. I think it is D. no
1. 4 answers
2. asked by Deborah
3. 1,682 views
On a TV game show, a contestant makes $800 for every correct answer but loses $500 for every wrong answer. After answering 26
1. 1 answer
2. asked by Christina
3. 1,658 views
Jai-Anna, who has a mass of 45 kilograms, climbed 3 meters up a ladder to rescue her cat from a tree. How much work against
1. 1 answer
2. asked by cristopher
3. 1,595 views
On Monday, it snowed a total of 15 inches.On Tuesday and Wednesday, it snowed in additional 4 1/2 inches and 6 3/4 inches
1. 3 answers
2. asked by Savanna
3. 1,582 views
In 1960, American scientists raise a serious concern.A.raising B.raised C.have raised D.no change necessary The word underlined
1. 6 answers
2. asked by Deborah
3. 1,551 views
A ship is headed due north at a constant 20 miles per hour. Because of the ocean current, the true course of the ship is 15°.
1. 1 answer
2. asked by janice
3. 1,502 views
Balance each of the following neutralization reactions.Part A HBr(aq)+Mg(OH)2(s)-->MgBr2(aq)+H2O(l) Part B
1. 1 answer
2. asked by Deane
3. 1,482 views
A plane is flying with an airspeed of 150 miles per hour and heading 155°. The wind currents are running at 25 miles per hour
1. 1 answer
2. asked by janice
3. 1,474 views
The area of a circus ring is about 1,385 square feet. What is the circumference of the ring?
1. 2 answers
2. asked by Chris
3. 1,432 views
which of the following statements is supported by the information in the map? ONE) australia is self-supporting in oil
1. 2 answers
2. asked by nadia
3. 1,424 views
Select the gerund phrase in the sentence below. Then, determine the noun function of the gerund.1. Water skiing, sailing, and
1. 2 answers
2. asked by amber
3. 1,423 views
Find all solutions to the following triangle. (Round your answers for angles A, B, A', and B' to the nearest minute. Round your
1. 1 answer
2. asked by janice
3. 1,408 views
Recently, a price war has developed among retailers selling Brand X denim jeans. A major chain buyer wishes to estimate the mean
1. 2 answers
2. asked by Mike
3. 1,373 views
A 1.500m long uniform beam of mass 30.00 kg is supported by a wire as shown in the figure. The beam makes an angle of 10.00
1. 2 answers
2. asked by Sharon
3. 1,321 views
A small resort is situated on an island that lies exactly 4 miles from , the nearest point to the island along a perfectly
1. 1 answer
2. asked by Jd Gonzales
3. 1,312 views
Terry makes and sells necklaces. He has observed over time that when the price is $12 each, he sells an average of 20 per day.
1. 1 answer
2. asked by beth
3. 1,310 views
according to the article,which action is suggested as the best way to prevent death and injury from natural disasters?
1. 5 answers
2. asked by james anthony
3. 1,273 views
find the area of the largest rectangle having one side on the x axis and inscribed in the triangle formed by the lines y=x, y=0,
1. 1 answer
2. asked by eav
3. 1,258 views
A 980 kg car traveling at 20 m/s rounds a curve of radius 40 m. What is the friction force that must act on the car to keep it
1. 1 answer
2. asked by Mark
3. 1,243 views
Given BC = 53 cm, BD = 62 cm, CD = 80 cm, ABC = 53°, and ACB = 66°, find the following. (Round your answers to the nearest
1. 1 answer
2. asked by janice
3. 1,239 views
Grain is fortified with vitamins at the factory when processed. But, before the product reaches the consumer, some of the
1. 2 answers
2. asked by Anonymous
3. 1,208 views
A coin is placed 33 cm from the center of ahorizontal turntable, initially at rest. The turntable then begins to rotate. When
1. 0 answers
2. asked by Anonymous
3. 1,181 views
Calculate the pH of a solution containing 0.00001 moles of H3O per liter.
1. 2 answers
2. asked by Lindsey
3. 1,166 views
Write a balanced equation for the neutralization of each of the following:H2SO4(aq) and NaOH(aq) HCl(aq) and Fe(OH)3(s)
1. 2 answers
2. asked by Bailey
3. 1,145 views
Paul's Pizzeria sells 45 cheese pizzas and 20 pepperoni pizzas each week. What is the ratio of cheese pizzas to pepperoni pizzas
1. 5 answers
2. asked by john
3. 1,144 views
Annual demand for the notebook binders at Andrew’s stationary shop is 10,000 units. Andrew operates the business 300 days per
1. 0 answers
2. asked by Honey
3. 1,121 views
Taking a decibel to be an increase in pressure of 12.2%, by what factor has the pressure changed when the sound level has fallen
1. 2 answers
2. asked by Steeve
3. 1,120 views
In a hudraulic lift, the radii of the pistons are 2.50 cm and 10.0 cm. A car weighing 10.0 kN is to be lifted by the force of
1. 0 answers
2. asked by Anonymous
3. 1,120 views
Can you proofread my writing?Real Men Truly Change What is forgiveness? Forgiveness is when you allow someone to be forgiven for
1. 1 answer
2. asked by aaliayah
3. 1,118 views
Let R be the region bounded by y=e^x, y=2. and the y-axis. Find the volume of the solid obtained by rotating the y-axis.
1. 1 answer
2. asked by Sarah
3. 1,116 views
At a certain college, there are 7 men for every 5 women. If there are 440 more men than women, what is the total enrollment?
1. 1 answer
2. asked by Stephanie
3. 1,113 views
Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered
1. 0 answers
2. asked by Andrew
3. 1,110 views
The length of a rectangle is three more than twice the width. If the width is five what is the perimeter?
1. 1 answer
2. asked by LP
3. 1,104 views
each day, Jason walks to his office at a constant rate. one third of the way he passes a bank and three-fourths of the way to
1. 1 answer
2. asked by dell
3. 1,083 views
A child bounces a 54 g superball on the side-walk. The velocity change of the superball is from 23 m/s downward to 19 m/s
1. 1 answer
2. asked by victor
3. 1,063 views
The maximum pressure most organisms can survive is about 1000 times atmospheric pressure. Only small, simple organisms such as
1. 1 answer
2. asked by Anonymous
3. 1,060 views
Mrs. Brock's class has 23 students. Each student has 8 markers. Which describes how to find the total number of markers in the
1. 0 answers
2. asked by ana
3. 1,055 views
Select the sentence that has correct subject-verb agreement.1. Applied mathematics was my major in college. 2. Applied
1. 1 answer
2. asked by Jackie
3. 1,042 views
Describe the use of the 10X10 grid to solve the following problem.Your telephone bill was $80 after a %25 increase. What was
1. 0 answers
2. asked by dell
3. 1,035 views
Which of the following willnot produce an outward shift of the production possibilities curve? Reduction in unemployment rate.
1. 0 answers
2. asked by Leyla
3. 1,029 views
Jan can run at 7.5 m/s and Mary at 8.0 m/s. On a race track Jan is given a 25m head start, and the race ends in a tie. How long
1. 1 answer
2. asked by Kevin
3. 1,026 views
an object has a charge of -2.0 microcoloumbs, how many electrons must be removed so that the charge becomes +3.0 microcoloumbs?I
1. 0 answers
2. asked by K
3. 1,015 views
Use Newton's method to find a value of x that satisfies: e^x- (x^2/2) = 0Use the starting value x0=0. Display answer in 4
1. 2 answers
2. asked by Michael
3. 1,007 views
Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost
1. 0 answers
2. asked by Britney
3. 993 views
A plane has an airspeed of 190 miles per hour and a heading of 24.0°. The ground speed of the plane is 214 miles per hour, and
1. 1 answer
2. asked by janice
3. 989 views
A cyclist approaches the bottom of a gradual hill at a speed of 12.4 m/s. The hill is 6.7 m high and the cyclist estimates she
1. 1 answer
2. asked by Anonymous
3. 973 views
use the remainder theorem to find the remainder when f(x) is divided by x-2. Then use the factor theorem to determine whether
1. 1 answer
2. asked by ladybug
3. 969 views
refer to a seven piece tangram:a. if the original square made by the seven tangram pieces has an edge length of 2, what are the
1. 0 answers
2. asked by dell
3. 969 views
a 0.01M aqueous NaOH has a hydroxide concentration of ---- M
1. 2 answers
2. asked by florence
3. 968 views
21. The Seneca Children’s Fund (SFC) is a local charity that runs a summer camp fordisadvantaged children. The fund’s board
1. 1 answer
2. asked by Karen
3. 959 views
John used a force of 300 N to push his younger brother in a wagon for 50m. How much work did John do?
1. 0 answers
2. asked by James
3. 941 views
Two disks are rotating about the same axis. Disk A has a moment of inertia of 3.8 kg · m2 and an angular velocity of +6.7
1. 0 answers
2. asked by Elizabeth
3. 941 views
A red ball is thrown up off the edge of a building 10 m tall with an initial speed of 4 m/s.A) how long does it take for the red
1. 1 answer
2. asked by Dave
3. 939 views
A monoprotic acid with a Ka of 2.92 × 10-5 has a partition coefficient of 4.2 (favoring octanol) when distributed between water
1. 0 answers
2. asked by Avery
3. 932 views
Find all solutions to the following triangle. (Round your answers to one decimal place. If either triangle is not possible,
1. 1 answer
2. asked by janice
3. 926 views
A day trader tries to make a profit byA. investing only in blue chip stocks. B. speculating with borrowed money. C. reducing
1. 2 answers
2. asked by kathrine
3. 902 views
When a substance changes from one phase to another, which of the following occurs?the substance loses or gains heat the average
1. 2 answers
2. asked by Tasia
3. 898 views
Ambrose BiercsCould someone that has read the story check my work? 1. The gray-clad soldier who tells Farquhar about the bridge
1. 2 answers
2. asked by lee
3. 895 views
Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability
1. 0 answers
2. asked by Andrew
3. 882 views
Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost
1. 0 answers
2. asked by Ashley (Ms. Sue Please help!!!)
3. 879 views
If 45 colonies grew on the filter and 1 mL of a 10-5 dilutionof the sample was filtered, how many coliform bacteria were in 100
1. 0 answers
2. asked by john
3. 879 views
Solute S has a partition coefficient of 4.3 between water (phase 1) and hexane (phase 2).(a) Calculate the concentration of S in
1. 1 answer
2. asked by Anthony
3. 876 views
An urn contains white and red balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after
1. 1 answer
2. asked by Anonymous
3. 874 views
Most singular nouns that end in "s" such as politics, news, measles- take plural verbs. for example: The local news are a good
1. 1 answer
2. asked by Jackie
3. 873 views
A coin is placed 33 cm from the center of ahorizontal turntable, initially at rest. The turntable then begins to rotate. When
1. 0 answers
2. asked by Anonymous
3. 871 views
wind·millA building with sails or vanes that turn in the wind and generate power to grind grain into flour. or Move (one's
1. 4 answers
2. asked by Laruen
3. 865 views
for the emission spectrum of Be3+, calculate the lowest wavenumber νˉ (in inverse meters) of light produced by electron
1. 5 answers
2. asked by lef
3. 859 views

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