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Questions Asked on March 27, 2015

A fence is to be built to enclose a rectangular area of 320 square feet. The fence along three sides is to be made of material
1. 1 answer
2. asked by Zack
3. 6,217 views
A set of trading cards sells for $12.00.After sales tax, it costs $12.60. what is the sales tax rate? Do I divide to get this
1. 1 answer
2. asked by Sharon
3. 840 views
Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers c that
1. 1 answer
2. asked by sam
3. 575 views
Don't laugh at me lol...it says Jamal is 5 feet tall. One sunny morning he notices that he casts a shadow that is 2 feet long.
1. 1 answer
2. asked by timothy
3. 676 views
Elliot put 7 cups of tea into the pitcher shown. How many more cups of tea does he need to fill the pitcher? (1 quart = 4 cups)
1. 25 answers
2. asked by lena
3. 2,567 views
A box contained some red, blue, and green markers. For every 5 red markers, there were 2 blue markers. For every 3 blue markers,
1. 2 answers
2. asked by austin
3. 958 views
Pictures can be used to add aesthetics to news stories and....?show emotion illustrate action Both A and B C Videos are
1. 5 answers
2. asked by jimm
3. 862 views
Convert 22 miles to yards. Use a proportion to solve. Show your work.Where do I start with this problem?
1. 2 answers
2. asked by Steve
3. 618 views
[2/3 -1/3] times 5/8
1. 5 answers
2. asked by kalyn
3. 339 views
5/2=×/7
1. 1 answer
2. asked by timothy
3. 332 views
Suppose g(x)=4x^2+8x+13. Does g have an inverse? If so, find g^{-1}(25)
1. 1 answer
2. asked by Jill
3. 431 views
It's a very simple questions but confusing. How many atoms in a mole of NaCl?Is it the avogardo's number *2 or is it 2
1. 1 answer
2. asked by
3. 473 views
Suppose h(x)=1/\sqrt x for x>0. Does h have an inverse? If so, find h^-1(4).
1. 1 answer
2. asked by Jill
3. 466 views
If a ball is launched into the air vertically with a velocity of 20 m/sec, how fast will it be moving after two seconds? (The
1. 1 answer
2. asked by Tom
3. 458 views
Some functions that aren't invertible can be made invertible by restricting their domains. For example, the function x^2 is
1. 1 answer
2. asked by Mark
3. 1,785 views
The functionf(x) = cx/2x+3 satisfies f(f(x))=x for all real numbers x\= -3/2. Find c.
1. 1 answer
2. asked by Will
3. 1,469 views
Beat reporting is...Reporting about up and coming music When a reporter focuses on a designated content area The type of
1. 10 answers
2. asked by jimm
3. 783 views
What is the theoretical yield of H[2]O (in grams) if 8.3 mol H[2]S were consumed in the above reaction? If 137.1g of water was
1. 5 answers
2. asked by Ty
3. 735 views
Ricky needs 3 1/4 cups of sugar to make candy. He already has 2 1/2 cups. How many more cups of sugar does he need?Do you add
1. 8 answers
2. asked by Zoe
3. 935 views
The revenue from selling q items is R(q)=475q−q2, and the total cost is C(q)=175+6q. Write a function that gives the total
1. 1 answer
2. asked by Zack
3. 1,143 views
The manager of a large apartment complex knows from experience that 90 units will be occupied if the rent is 444 dollars per
1. 1 answer
2. asked by Zack
3. 634 views
A manufacture has been selling 1400 television sets a week at $480 each. A market survey indicates that for each $24 rebate
1. 1 answer
2. asked by Zack
3. 1,156 views
The area of a circle is given by the formula A = ðr2, where r is the radius. If increasing the radius of a circle by 1 inch
1. 1 answer
2. asked by Anna
3. 2,832 views
You drop a rock from a 300-meter cliff. How long will it take to reach the ground? Assume it has no significant air resistance
1. 2 answers
2. asked by Matt
3. 657 views
if a quadratic equation with real coefficients has a discrimiant of 225, then what type of roots doe it have? imaginary,
1. 1 answer
2. asked by brroooee
3. 609 views
When the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate heat, the sound
1. 1 answer
2. asked by Mark Ronson
3. 1,246 views
Cart A has a mass of 10kg and is moving towards cart B at a speed of 15 m/s. If cart B is moving towards cart A with a speed of
1. 1 answer
2. asked by Danielle
3. 481 views
Kelly has 40 hours of work to do on her fair project . she has 5 weeks to complete it on time?
1. 1 answer
2. asked by Jyron
3. 399 views
log(x+2)+log(x-3)=log(x+29)
1. 1 answer
2. asked by Andrew
3. 310 views
14. Calculate the amount of heat liberated (in kJ) from 350 g mercury when it cools from 77.0 oC to 12oC. (The specific heat of
1. 1 answer
2. asked by nona
3. 573 views
Solve 0 = 3x^2 + 5x -1 by completing the square. Express your answer as exact roots.3(x^2 + 5/3 + 25/36) = -1 (x+ 5/6)^2 = 37/36
1. 4 answers
2. asked by Lucina
3. 1,007 views
15. How much heat energy (in kJ) is evolved by a reaction in a bomb calorimeter in which the temperature of the bomb and water
1. 1 answer
2. asked by nona
3. 642 views
16. From the standard enthalpies of formation, calculate the ƒ´Horxn for the reaction: (ƒ´Hof = -151.9 kJ/mol for C6H12.)C6H
1. 1 answer
2. asked by nona
3. 956 views
17. Calculate ƒ´H of strontium carbonate using Hess lawSr + C (graphite) + 3/2 O2 ¡÷ SrCO3 Experimental information SrO ¡÷
1. 1 answer
2. asked by nona
3. 667 views
18. Calculate ƒ´H for the following reaction using Hess lawH2 (g) + Br2 (g) ¡÷ 2 HBr (g) Experimental information 2 H+ ¡÷
1. 2 answers
2. asked by nona
3. 744 views
Mike placed $750 in a CD of deposit with an annual interest Raye of 3.5%.How much money will there be after 5 interest payments?
1. 1 answer
2. asked by Domenica
3. 387 views
Calculate the pH at the stoichiometric point of a titration of 25.0 mL of 0.120 M benzoic acid with 0.0230 M NaOH
1. 1 answer
2. asked by lawerence
3. 757 views
What weight of O is produced when 3.00 g of KClO3 (s) is decomposed according to the reaction 2KClO3(s) 2KCl(s)+ 3O2(g)?A.
1. 2 answers
2. asked by
3. 1,151 views
If a wheel turns 9 revolutions per minute and its circumference is 3.77 what speed must a mouse run to stay on top
1. 1 answer
2. asked by Anonymous
3. 364 views
You build an architectural model of a new office complex using a scale factor of 75. Suppose you wanted to fill both the scale
1. 2 answers
2. asked by yancy
3. 1,191 views
At a lumber company, shelves are sold in 3 types of wood, 2 different widths and 5 different lengths. How many different types
1. 1 answer
2. asked by yancy
3. 1,750 views
A parallelogram with sides of length of 4.5 feet and 9 feet, and a distance between the 9-foot sides of 0.8 foot.
1. 2 answers
2. asked by yancy
3. 815 views
Jane will receive 18% less of her regular pay when she retires. Her regular pay is $500 per week.a How much would she receive
1. 4 answers
2. asked by John
3. 1,301 views
if a quadratic equation with real coefficents has a discriminant of 10, then what type of roots does it have?A-2 real, rational
1. 1 answer
2. asked by brroooee
3. 2,635 views
A rectangular garden next to a building is to be fenced on three sides. Fencing for the side parallel to the building costs $60
1. 2 answers
2. asked by Zach
3. 874 views
Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 of the tests she had taken, however
1. 3 answers
2. asked by Bella
3. 2,013 views
a cylinder with base area 24π cm2 and height 16 cm
1. 1 answer
2. asked by Angie Delgado
3. 557 views
Imagine that the asteroid A that has an escape velocity of 50m/s. If asteroid B has twice the mass and twice the radius it would
1. 4 answers
2. asked by Ellie
3. 3,170 views
A wheel turns 9times per minute its diameter is1.2 at what speed must I run to stay on top
1. 2 answers
2. asked by Anonymous
3. 421 views
A building has 2 floors. Each floor has 4 rooms. Each room has 6 tables. Each table has 5 typewriters. How many typewriters
1. 1 answer
2. asked by Roopa
3. 620 views
What weight of NH4Cl(s) is produced by the reaction of 17.0 g of NH3(g)with 60.0 g of HCl(g).A.34.0g B53.5g, C60.0g, D94.0g add
1. 1 answer
2. asked by
3. 413 views
Suppose you buy a two-year CD for $50,000 from First Command Bank.Use the APY from the First Command Bank table to determine how
1. 1 answer
2. asked by Jade
3. 1,577 views
I need help with these questions:A survey of 115 children found that 39 liked The Little Mermaid 43 liked 101 Dalmatians 56
1. 2 answers
2. asked by Nadia
3. 776 views
a cylinder with base area 24π cm2 and height 16 cm
1. 1 answer
2. asked by Angie Delgado
3. 434 views
Input a list of positive numbers ( terminated by 0) into an array, find the mean ( average) of the numbers in the array, and
1. 1 answer
2. asked by marian
3. 1,125 views
A class survey in a large class for first-year college students asked, “About how many minutes do you study on a typical
1. 1 answer
2. asked by jordon
3. 966 views
What compound annual growth rate is represented by these figures? (Show working).China`s GDP was $1.9 trillion in 2004 and $10.3
1. 1 answer
2. asked by Kiri
3. 478 views
arrange the sentences to good dialoge.a: did you hear the good news? a: you think so? a: i got a promotion at my job b: did you
1. 1 answer
2. asked by desy
3. 607 views
A 2.50m -long, 450g rope pulls a 10.0kg block of ice across a horizontal, frictionless surface. The block accelerates at
1. 1 answer
2. asked by Matt
3. 715 views
Essay Prompt: What were the 3 most important social changes in the United States, circa 1870s-1900s?Reed or Ms. Sue, if I do the
1. 4 answers
2. asked by TayB
3. 697 views
What are the 4 regions in the Caribbean with islands?
1. 1 answer
2. asked by Shy
3. 463 views
if you BLANK someone's mail, then you seize it before the person receives it; however, it is illegal to take someone's mail, so
1. 2 answers
2. asked by Anonymous
3. 1,940 views
The coordinates of (triangle) ABC are A(-3,-1 ) , B( 5,1 ) and C (2,4)(i) Calculate the length of AB , BC and AC (ii) Hence,
1. 1 answer
2. asked by James
3. 622 views
How ICT development impact on personal selling
1. 2 answers
2. asked by Locracious
3. 424 views
How many electrons are in p orbitals in an atom of oxygen?I answered 8 and 6 but it's wrong. Can anyone pls help.
1. 1 answer
2. asked by Mat
3. 1,962 views
a parachutist jumps from an aeroplane.he has a mass of 80kg.initially,he 'free-falls',before his parachute opens.what is his
1. 1 answer
2. asked by mthokozisi
3. 556 views
The thermochemical equation which is associated with ∆H°f, the standard enthalpy of formation, for urea, CO(NH2)2 (s), is:CO
1. 3 answers
2. asked by Miranda
3. 2,119 views
log 10 power 25 +10 log 10 power 4
1. 1 answer
2. asked by vyas pankaj
3. 400 views
The drama club needs to make 30 costumes for the school play. Each costume uses 3 3/4 yards of material. If a bolt of material
1. 1 answer
2. asked by paulette
3. 532 views
Artists make shapes in the background smaller than shapes in the foreground to communicate their distance from the viewer.How
1. 25 answers
2. asked by CookieMonster
3. 12,033 views
Which of the following statements are true?(A) In a two-tail test of hypothesis for a population mean the decision rule is to
1. 3 answers
2. asked by Anonymous
3. 1,334 views
A sample of 50 items is selected to determine whether or not to accept the hypothesis that a population means differs from a
1. 0 answers
2. asked by Anonymous
3. 377 views
A sample of 50 items is selected to determine whether or not to accept the hypothesis that a population means differs from a
1. 1 answer
2. asked by Anonymous
3. 629 views
A study is to be conducted to determine whether the mean cost of repairing a car is more than $500. A random sample of 100
1. 1 answer
2. asked by Anonymous
3. 519 views
Which of the following statements are false?(A) The t-distribution should always be used when n is small. (B) A test of
1. 0 answers
2. asked by Anonymous
3. 666 views
The Dean of a university claims that no more than 10% of the students drop out of university. She chooses a random sample of 500
1. 2 answers
2. asked by Anonymous
3. 759 views
A VP of manufacturing claims that no more than 3% of items produced using a certain assembly line are defective. A random sample
1. 1 answer
2. asked by Anonymous
3. 503 views
A comparison of the last year's (Population 1) versus the current year's (Population 2) shipments (in thousands of dollars) for
1. 0 answers
2. asked by Anonymous
3. 409 views
Which of the following statements are true?(A) In testing the hypothesis for the equality of two population proportions, the
1. 0 answers
2. asked by Anonymous
3. 762 views
The Vancouver Chamber of Commerce claims that the mean cost of hotels in the downtown area of the city is less than in Edmonton.
1. 0 answers
2. asked by Anonymous
3. 515 views
A random sample of 150 investment bankers (population 1) had thirty percent who expressed dissatisfaction with their choice of
1. 0 answers
2. asked by Anonymous
3. 436 views
A test of hypothesis is performed to determine whether the proportion of Montrealers (population 1) who want the
1. 0 answers
2. asked by Anonymous
3. 443 views
Consider the test of hypothesis for the equality of two population means. The sample data from the first population is: n = 10,
1. 1 answer
2. asked by Anonymous
3. 620 views
Why Was the Engineer Driving the Train Backwards?
1. 3 answers
2. asked by aj
3. 2,783 views
8. Which of the resolutions at Seneca Falls Convention was most inspired by married women's inability to own property?() desire
1. 1 answer
2. asked by Lexiee!(:
3. 637 views
am in grade 11 so i dnt knw wht career i wnt to do after finished matric so plz help me
1. 4 answers
2. asked by tears
3. 680 views
What does Congress have the power to do?buy land and elect the state governors coin money and declare war make treaties and
1. 1 answer
2. asked by jimm
3. 994 views
Andrew has a combination of 8 quarters, dimes and nickels that add up to a value of 95 cents. How many of each coin does Andrew
1. 6 answers
2. asked by Heidi
3. 3,740 views
Solve by elimination.-4x + 9y = 9 x - 3y = -6
1. 2 answers
2. asked by Kylie
3. 2,622 views
A swimmer, capable of swimming at a speed of 1.24 m/s in still water (i.e., the swimmer can swim with a speed of 1.24 m/s
1. 1 answer
2. asked by Physics2hard4me
3. 823 views
Hello, can you check with me to see if this answer is correct to this question. What does scrooge mean by these lines in a
1. 4 answers
2. asked by sierra
3. 908 views
who created the mcilvaine buffer system?
1. 1 answer
2. asked by LK
3. 401 views
It is found that an average volume of 24.25 ml of approximately 0.1 M NaOH is required to reach an endpoint in a titration with
1. 1 answer
2. asked by mel
3. 613 views
Karl says that you can take the square root of each side of an equation. Therefore, he saysthat (x + 5)2 + ( y – 7)2 = 36 and
1. 1 answer
2. asked by Ethan
3. 469 views
A woman expends 96 kJ of energy in walking a kilometer. The energy is supplied by the metabolic breakdown of food intake and has
1. 1 answer
2. asked by James
3. 2,178 views
1. Which of the following are accurate statements regarding the origins of county government? (1 point)County seats served as
1. 10 answers
2. asked by Historyhelp
3. 3,396 views
Use Newton’s Method to approximate 3^(√7) to four decimal places.Use x1 = 2 as your seed. Round off intermediate iterates to
1. 0 answers
2. asked by Jane
3. 545 views
1. Prove that, among all rectangles with fixed perimeter p, where p > 0, the largest in area is a square.2. A 2 × 3 array of
1. 0 answers
2. asked by Andy
3. 530 views
use the function rule f(X) =3x-2 find the output f(1.5).2.5 -2.5 6.5 - 6.5
1. 3 answers
2. asked by math help asap
3. 570 views
2. Because information listed on a website can change from day to day, _______ must be included in the end citation on the Works
1. 5 answers
2. asked by Nova
3. 564 views

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