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Questions Asked on May 20, 2012

1. A train running at 30 m/s is slowed uniformly to a stop in 44s . find the acceleration and stopping distance.2. a car
1. 3 answers
2. asked by choco
3. 8,052 views
Find the dimensions of a rectangle with perimeter 100m. whose area is as large as possible.
1. 5 answers
2. asked by :)
3. 7,479 views
A rectangle has a perimeter of 10 meters. Express the area A of the rectangle as function of the width x.
1. 4 answers
2. asked by :)
3. 5,713 views
a car starts from rest , attains a velocity of 36kmph with an acceleration of 0.2m/s^2 travels 9km with this uniform velocity
1. 5 answers
2. asked by riana
3. 3,936 views
Serena wants to borrow $15 000 and pay it back in 10 years. Interest rates arehigh, so the bank makes her two offers: • Option
1. 1 answer
2. asked by Maame
3. 3,842 views
A trained dolphin leaps from the water with an initial speed of 12 m/s. It jumps directly towards a ball held by the trainer a
1. 1 answer
2. asked by Tom
3. 3,667 views
The sum of two positive numbers is 100. Let one of the numbers be x and express the product P of the two numbers as a function
1. 3 answers
2. asked by :)
3. 3,476 views
A 200m dash along a straight track was timed at 21.1 s by a timer located at the finish line who used the flash from the
1. 2 answers
2. asked by Melissa
3. 3,444 views
Find two positive numbers whose product is 100 and whose sum is a minimum.
1. 4 answers
2. asked by :)
3. 3,222 views
Enthalpy changes:H2O2(l) ----> H2O(l) + 1/2P2(g) delta H= -94.6kJ H2(g) + 1/2O2(g)----> H2O2 delta H= -286.0kJ Calculate the
1. 1 answer
2. asked by Megan
3. 3,044 views
A cat walks along a uniform plank that is 4 m long and has a mass of 7 kg. The plank is supported by two sawhorses, one 0.44 m
1. 1 answer
2. asked by Tom
3. 2,852 views
There is a current being applied to an aqueous solution fo sodium bromide. What is produced at the cathode and anode?I said that
1. 2 answers
2. asked by Katherine
3. 2,598 views
How much time is required for sound to travel 1.4 km through air if the temperature is 30.0 c
1. 1 answer
2. asked by Melissa
3. 2,559 views
A car with mass m require 5.0 KJ of work to move from rest to a final spee v. If this sam amount of work is performed during the
1. 4 answers
2. asked by Cristiao
3. 2,286 views
Find two values of theta that satisfy the equation. give your answers in degrees (0degrees <theta<360degrees ) and radians
1. 1 answer
2. asked by Sue
3. 2,103 views
One day the temperature dropped from 0 F to -17 F. How many degrees did it drop?
1. 3 answers
2. asked by Nini
3. 1,916 views
If no digit appears more than once, how many 2-digit numbers can be formed from the digits 1, 3, 5, and 7?
1. 2 answers
2. asked by jenny
3. 1,803 views
Can you swim?1. Yes, I can swim very well. 2. Yes, I can swim a little. 3. Yes, I can swim a bit. 4. Yes, I can swim just a
1. 1 answer
2. asked by rfvv
3. 1,593 views
Write as a single logarithm:2 log 3 – log 5 +2 log2
1. 2 answers
2. asked by Sandra
3. 1,557 views
Exeter Mines produces iron ore at four different mines; however, the ores extracted at each mine are different in their iron
1. 1 answer
2. asked by alia
3. 1,464 views
One bag contains 4 white balls and 6 black balls. Another bag contains 8 white balls and 2 black balls. A coin tossed to select
1. 5 answers
2. asked by the man
3. 1,418 views
I'm a bit iffy on oxidation numbers... can someone please tell me if this is correct?Assign oxidation states to each element on
1. 1 answer
2. asked by Katherine
3. 1,415 views
solve csc^2x - cscx + 9 =11
1. 1 answer
2. asked by joe
3. 1,340 views
Which of the following statements BEST describe the region of Eatern Europe?A. a culturally uniform refion B. an insolated
1. 3 answers
2. asked by ciara
3. 1,281 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
1. 1 answer
2. asked by Van
3. 1,258 views
given that the mass of an electron is 9.1 x 10^-28 grams and the charge on an electron is 1.6 x 10^-19 Coulombs, calculate the
1. 1 answer
2. asked by Martin
3. 1,246 views
Globex Investment Capital Corporation owns six companies that have the following estimated returns (in millions of dollars) if
1. 0 answers
2. asked by alia
3. 1,174 views
A cannon ball is fired so that it hits the wall at the top of a 10m tower.If the energy needed to destroy the wall is 49000 F
1. 3 answers
2. asked by TOM
3. 1,172 views
Which of the following practices represents an adaptation to the environment ?A. reaching decidions by cosensus B. believing in
1. 3 answers
2. asked by ciara
3. 1,139 views
A Baseball Diamond has the shape of a square with sides 90 feet long. a player is running from 1st to 2nd base at a speed of 25
1. 0 answers
2. asked by John
3. 1,126 views
Mass is lost or gains ina.) all chemical reactions b.) all nuclear fission reactions c.) all nuclear fusion reactions d.) all
1. 0 answers
2. asked by ben
3. 1,108 views
okay so im doing homework and don't understand how to do it the question is -2 2/3+ d/6= 2/3 the little slash things are
1. 1 answer
2. asked by Becca
3. 1,080 views
Amino acid solution was made by taking 3.58 g of the dry amino acid and making it up to 1.00L in water. A 25.0 mL sample was
1. 0 answers
2. asked by k
3. 1,065 views
in 10-15 lines critically discuss 5 ways in which the human or environmental problem impacts on the community. provide relevant
1. 2 answers
2. asked by Tasneem
3. 1,043 views
Thank you, Writeacher.I checked the sentece you couldn't understand and I added a few other things. 1) He was responsible to the
1. 1 answer
2. asked by John
3. 1,022 views
Sign inAssume that the mean score on a certain aptitude test across the nation is 100, and that the standard deviation is 20
1. 1 answer
2. asked by m elissa
3. 1,005 views
You want to get an idea of the magnitude of magnetic fields produced by overhead power lines. You estimate that a transmission
1. 1 answer
2. asked by mma
3. 1,000 views
The Earth rotates once every 24 hours. What is the angular speed of a point on the Earth's surface in rad/min. Give your answer
1. 2 answers
2. asked by Jill
3. 989 views
The point, in on the terminal side of an angle in standard position find the exact value of the six trigonometric functions of
1. 1 answer
2. asked by Laura
3. 988 views
Amanda Fall is starting up a new house painting business, Fall Colors. She has been advertising in the local newspaper for
1. 1 answer
2. asked by alia
3. 965 views
Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams
1. 2 answers
2. asked by Anonymous
3. 953 views
Two particles with masses m and 3m are moving toward each other along the x axis with the same initial speeds Vi. Particle m is
1. 0 answers
2. asked by ace
3. 940 views
2.The distance travelled by a body moving with uniform acceleration in the nth second is given by Sn=3.8+0.4n,find the velocity
1. 2 answers
2. asked by srikar
3. 921 views
Why does seafloor spreading occur?
1. 1 answer
2. asked by Austin
3. 913 views
Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next
1. 3 answers
2. asked by jenny
3. 909 views
Two charges are placed on the x axis. One of the charges (q1 = +6.14C) is at x1 = +3.00 cm and the other (q2 = -28.6C) is at x2
1. 1 answer
2. asked by BM
3. 908 views
limit of ln(sin x) as x approaches pi to the left
1. 1 answer
2. asked by :)
3. 905 views
A sample of silver with a mass of 63.3 g is heated to a temperature of 384.4 Kand placed in a container of water at 290.0 K. How
1. 1 answer
2. asked by Anonymous
3. 893 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
1. 1 answer
2. asked by Adam
3. 869 views
find all values of theta in the interval 0<theta<360 that satisfy the equation 3cos 2theta + 2 sin theta+1=0
1. 1 answer
2. asked by Jade
3. 853 views
Which of the following statements describes the Ottoman and Safavid empires?A. Both were ruled by caliph B. Both persecuted
1. 5 answers
2. asked by ciara
3. 848 views
Could you please help me to check these last sentences. Thank you, Writeacher.1) The subtitle is referred (refers) to the reward
1. 1 answer
2. asked by John
3. 841 views
How was Lady Margaret Beaufort involved in english royal politics?A. she was marride to henry V1 B. Her son was the supporter
1. 1 answer
2. asked by ciara
3. 836 views
A cone-shaped coffee filter is draining at a rate of 20 in^3 /min. The filter has a diameter of 8 inches. the radius of the
1. 2 answers
2. asked by John
3. 803 views
A long hollow non-conducting cylinder of radius 0.060 m and length 0.70 m carries a uniform charge per unit area of 4.0 C/m^2 on
1. 3 answers
2. asked by sand
3. 796 views
Ammonia reacts with oxygen at 120 C to form NO and H20 in a sealed 40-L container. When 34 g of ammonia reacts with 96 g of
1. 1 answer
2. asked by Erin
3. 784 views
When the space shuttle (mass of the shuttle = 2 x10^6 kg) was at the outer limit of Earth's atmosphere (distance = 350 km above
1. 1 answer
2. asked by Leila
3. 784 views
Explain and discuss the main aims of HRP. (20 MARKS)can i mentioned about the importance of human resource planning??i have
1. 1 answer
2. asked by Bhoomeeka
3. 780 views
an amount of 1000 is deposited in a bank that pays 8% interest/year compounded daily (take the number of days in a year to be
1. 1 answer
2. asked by sofi
3. 775 views
What are some sacred things, persons,places, and ideas in comtemporary American society? All of these sacred elements connected
1. 2 answers
2. asked by BRANDY
3. 761 views
The Waterfall Buffet in the lower level of the National Art Gallery serves food cafeteria-style daily to visitors and employees.
1. 0 answers
2. asked by alia
3. 748 views
a bullet initially moving with a velocity 20m/s strikes a target and comes to rest after penetrating a distance 10cm in the
1. 4 answers
2. asked by riana
3. 740 views
Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams
1. 2 answers
2. asked by Anonymous
3. 729 views
An unknown mass is suspended by a string fromone end of an uniform stick which has a mass of 120 g. In order to balance the
1. 1 answer
2. asked by Brandon
3. 708 views
The boundary between 2 plates moving together is calle _______.
1. 1 answer
2. asked by Jake
3. 678 views
solve for10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!
1. 1 answer
2. asked by skye
3. 668 views
A heavy steel ball S is suspended by a string from a block of wood W, asshown in the sketch. The entire system is dropped from a
1. 1 answer
2. asked by Brandon
3. 664 views
The minute hand of a bedside clock is 2.5 cm long. In order for the clock to keep propertime, the minute hand should maintain an
1. 2 answers
2. asked by Brandon
3. 662 views
16. ¿Qué necesitas para estos papeles?a. una pared o un bufet de ensaladas b. un proyector o una diapositiva c. un sacauntas o
1. 5 answers
2. asked by mysterychicken
3. 631 views
I left out the following sentences. Thank you very much, Writeacher.1) My son has grown out of his shoes (not "frew out of.."),
1. 1 answer
2. asked by John
3. 622 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
1. 2 answers
2. asked by Adam
3. 618 views
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be
1. 0 answers
2. asked by Chris
3. 614 views
a particle moves along the sides ab,bc,cd of a square of sides 25m with a velocity of 25m/s find average velocity of th
1. 1 answer
2. asked by choco
3. 611 views
7 girls audition for 12 roles in a school play. What is the probability that at least 2 of the girls audition for the same part?
1. 2 answers
2. asked by jenny
3. 604 views
23. "Vas a traer los refrescos?" "Sí, Voy a ____."a. traerlo b. traerlos c. traerlas d. traerla B? 24. Los estudiantes tienen
1. 1 answer
2. asked by mysterychicken
3. 604 views
Both California State Senators and US Senators are elected to six year terms.? true or false?
1. 1 answer
2. asked by Brandz
3. 598 views
Two similar rectangular prisms have corresponding sides that measure 5 feet and 6 feet. If the measures of two corresponding
1. 1 answer
2. asked by Bonnie
3. 596 views
half life carbon -14 is 5,730 years. If you start out 50 grams, how long will it take until it reaches 2 grams?
1. 1 answer
2. asked by chels
3. 595 views
Contrast utilitarian and deontological approaches to a dilemma involving genetic engineering.
1. 2 answers
2. asked by ant
3. 589 views
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475.Part A: What is the sum of the first 6 terms of the sequence?
1. 0 answers
2. asked by jenny
3. 587 views
Could you please check these sentences, too?Thank you very much. 1) The Waste Land is a complex long poem of 433 lines about a
1. 1 answer
2. asked by John
3. 571 views
Tell whether the possibilities should be counted using a permutation or combination. Then find the number of possibilities.You
1. 2 answers
2. asked by jenny
3. 567 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
1. 0 answers
2. asked by Van
3. 566 views
What volume of solution do you have if you know you dissolved 0.0500g nitric acid to make solution that was determined to be
1. 1 answer
2. asked by Lindsey
3. 551 views
a bullet initially moving with a velocity 20m/s strikes a target and comes to rest after penetrating a distance 10cm in
1. 3 answers
2. asked by raffin
3. 551 views
Please read my conclusion and just give me advice.....The topic is prejudice and all, out of 10 what would you give it and why.
1. 4 answers
2. asked by hi
3. 546 views
This is the introduction of my essay , please check it !!!!!!!!!!!!It would really help “All men are born equally
1. 7 answers
2. asked by hi
3. 540 views
Why do we write radian measures with a π rather than just give the decimal equivalent?
1. 1 answer
2. asked by darshi
3. 537 views
1. a car starts from rest attains a velocity of 36kmph with an acceleration of 0.1 m/s^2 find the total time of travel of the
1. 1 answer
2. asked by barbie
3. 536 views
I'll try to explain the schmatic drawing...a 120V battery, total of 12A, leads into a 8ohm resistor (R1), then breaks off into
1. 7 answers
2. asked by Dav e
3. 534 views
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475.Part A: What is the sum of the first 6 terms of the sequence?
1. 0 answers
2. asked by jenny
3. 532 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
1. 1 answer
2. asked by Adam
3. 530 views
Thank you very much, Writeacher.I left out the following statements. 1) The poem successfully expresses the modern artist’s
1. 1 answer
2. asked by John
3. 529 views
Give an example of an ordered pair that is plotted by only moving left from the origin along the x-axis. Explain.
1. 8 answers
2. asked by le
3. 522 views
A charge of -3.95C is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius =
1. 0 answers
2. asked by BM
3. 513 views
Analyze and interpret the following quotation: “Worldwide, non-Western cultures faced fundamental challenges to their cultural
1. 1 answer
2. asked by sasha
3. 508 views
Pvap (mm-Hg) of 100g 24%NaOH in H2O @100C? When Pvap pure H2O @100C is 760mm-HgPls where to start solving this problem? What is
1. 2 answers
2. asked by marina
3. 506 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
1. 0 answers
2. asked by Van
3. 502 views
Ihave to write a polished paragraph to take with me when I go for my interview. I have to create the pretend job and my field of
1. 1 answer
2. asked by Gail
3. 502 views
A wire 1 m long carrying a current of 12 A is at right angles to a magnetic field of 0.2 T.What is the magnitude of the force on
1. 2 answers
2. asked by gdl
3. 502 views

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