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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. 8,021 views
Find the dimensions of a rectangle with perimeter 100m. whose area is as large as possible.
1. 5 answers
2. asked by :)
3. 7,468 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. 5,681 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. 3,903 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. 3,812 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. 3,645 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. 3,453 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. 3,416 views
Find two positive numbers whose product is 100 and whose sum is a minimum.
1. 4 answers
2. asked by :)
3. 3,165 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. 3,028 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. 2,817 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. 2,573 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. 2,532 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. 2,262 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. 2,081 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. 1,895 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. 1,787 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. 1,576 views
Write as a single logarithm:2 log 3 – log 5 +2 log2
1. 2 answers
2. asked by Sandra
3. 1,537 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. 1,432 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. 1,392 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. 1,383 views
solve csc^2x - cscx + 9 =11
1. 1 answer
2. asked by joe
3. 1,334 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. 1,269 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. 1,242 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. 1,225 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. 1,143 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. 1,135 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. 1,130 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. 1,102 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. 1,091 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. 1,059 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. 1,044 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. 1,036 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. 1,005 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. 979 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. 977 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. 968 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. 941 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. 936 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. 931 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. 919 views
Why does seafloor spreading occur?
1. 1 answer
2. asked by Austin
3. 903 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. 898 views
limit of ln(sin x) as x approaches pi to the left
1. 1 answer
2. asked by :)
3. 890 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. 885 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. 883 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. 880 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. 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. 840 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. 831 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. 817 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. 812 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. 789 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. 777 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. 765 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. 755 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. 750 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. 749 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. 742 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. 722 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. 711 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. 703 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. 682 views
The boundary between 2 plates moving together is calle _______.
1. 1 answer
2. asked by Jake
3. 663 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. 644 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. 644 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. 641 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. 609 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. 599 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. 596 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. 591 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. 591 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. 584 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. 582 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. 578 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. 575 views
Contrast utilitarian and deontological approaches to a dilemma involving genetic engineering.
1. 2 answers
2. asked by ant
3. 575 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. 574 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. 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. 548 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. 545 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. 541 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. 538 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. 527 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. 526 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. 525 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. 518 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. 514 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. 512 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. 510 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. 510 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. 507 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. 504 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. 489 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. 488 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. 488 views
What does a negative value for a standard potential indicate? PLEASE HELP!!
1. 2 answers
2. asked by DAN
3. 486 views
A rectangular plank with mass m kilograms measures x metreswide by y metres high. It is clamped at its very left edge, one third
1. 1 answer
2. asked by Brandon
3. 485 views
Thank you very much again.Here are a number of sentences I would like you to check. 1) The Sundance film festival was launched
1. 1 answer
2. asked by John
3. 482 views

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