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2012
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Questions Asked on October 20, 2012

the product of a 1 digit number and a 2-digit number number is 284 what is the answer
1. 4 answers
2. asked by brittany
3. 1,259 views
The weekly demand for the Pulsar 25 color LED television is represented by p, where p denotes the wholesale unit price in
1. 0 answers
2. asked by Ashley
3. 753 views
How do you graph x + 4y = 16
1. 1 answer
2. asked by Linda
3. 336 views
How do simplify the expression(x-3)(2x-5) - (x+1)(x-6)=
1. 1 answer
2. asked by Linda
3. 323 views
In 2.0 minutes, a ski lift raises 5 skiers at constant speed to a height of 190 m. The average mass of each skier is 65 kg. What
1. 1 answer
2. asked by 4319
3. 1,315 views
a 1000kg car goes over the top of a hill with a radius curvature equal to 40.0m. At the top of the hill the normal force is
1. 1 answer
2. asked by Anonymous
3. 1,018 views
A skier is traveling at a speed of 36.2 m/s when she reaches the base of a frictionless ski hill. This hill makes an angle of
1. 2 answers
2. asked by Lily
3. 805 views
Consider the system of blocks in the figure below, with m2 = 5.0 kg and è = 33°. If the coefficient of static friction between
1. 1 answer
2. asked by Lily
3. 537 views
A piece of wood with mass m = 2.7 kg is held in a vise sandwiched between two wooden jaws as shown in the figure below. A blow
1. 1 answer
2. asked by Lily
3. 835 views
A car of mass 1396 kg is parked on a very slippery hillside (see figure below). To keep it from sliding down the hill (è =
1. 1 answer
2. asked by Lily
3. 1,283 views
Consider a plane with a velocity relative to the air of 198 m/s in a westerly direction. If the wind has a speed relative to the
1. 1 answer
2. asked by Lily
3. 437 views
The tightrope walker gets tired and decides to stop for a rest. During this rest period, she is in translational equilibrium.
1. 1 answer
2. asked by Lily
3. 2,571 views
The model airplane is being spun at a speed of 20 m/s on a horizontal circle of radius 17 m. The mass of the plane is 0.86 kg.
1. 2 answers
2. asked by 4319
3. 428 views
A common pickup for an electric guitar consists of a coil of wire around a small permanent magnet, as described in Figure 25.5.
1. 1 answer
2. asked by norma
3. 771 views
Which Statements of congruence are true and which are false and why?177 _= 17 871 _= 713 1322 _= 5294 5141 _= 8353 13944 _= 8919
1. 0 answers
2. asked by Jimmy
3. 395 views
How many integers between 200 and 500 inclusive leave a remainder 1 when divided by 7 and a remainder 3 when divided by 4?Find
1. 2 answers
2. asked by Jimmy
3. 2,254 views
Phairade roul
1. 0 answers
2. asked by Anonymous
3. 231 views
HOW MANY TIMES LONGER IS 15,000 THAN 3,750
1. 1 answer
2. asked by JESSICA
3. 271 views
The diagonals of a rhombus are 16cm and 10 cm. Calculate the angles of the rhombus.
1. 1 answer
2. asked by Vanessa
3. 390 views
A cylinder is generated by rotating a rectangle with perimeter 12 in. about one of its sides.?Express the volume of the cylinder
1. 3 answers
2. asked by riri
3. 3,333 views
a woman ivests in two bank accounts, one with a 3% percent interest and the other paying 9% simple interest per year.She puts
1. 1 answer
2. asked by jay
3. 1,135 views
a=-2 b=3|a+b|? solve
1. 1 answer
2. asked by tyneisha
3. 359 views
Performing the same experiment described on your lab manual, a student used a 0.358 g sample of Alka-Seltzer and the mass of CO2
1. 11 answers
2. asked by Jena
3. 1,564 views
In a problem on percentages there are three quantities that are involved. These are the base, the amount, and the rate percent.
1. 0 answers
2. asked by cecelia
3. 435 views
I need help understanding truth tables please.
1. 3 answers
2. asked by Ashley
3. 332 views
Are there any advantages or disadvantages to using data that follow a normal distribution?
1. 1 answer
2. asked by Misty
3. 1,141 views
For 6.0*10^-2 M H2CO3, a weak diprotic acid, calculate the following values. Use ionization constants of H2CO3: Ka1=4.4*10^-7,
1. 1 answer
2. asked by aliceallyx3
3. 683 views
Describe how scientific racialism was manifest in legislation, court decisions, and US policies between 1850 and 1924 that
1. 0 answers
2. asked by Anonymous
3. 320 views
In a problem on percentages there are three quantities that are involved. These are the base, the amount, and the rate percent.
1. 0 answers
2. asked by cecelia
3. 402 views
The table below shows Rico’s grades during the third term in four subjects.Subject Units Grade Math 1.5 98 Science 2 97
1. 1 answer
2. asked by Milen
3. 537 views
how to find ph of aqueous solution if your only given the concentration
1. 3 answers
2. asked by aliceallyx3
3. 399 views
After you pick up a spare, your bowling ball rolls without slipping back toward the ball rack with a linear speed of v = 3.27
1. 2 answers
2. asked by Emily
3. 1,566 views
The length of a rectangular banner is 3 feet longer than its width. If the area is 70 square feet, find the dimensions.
1. 2 answers
2. asked by ....
3. 1,130 views
The half-life of a radioactive material is about 34.6 years. How much of a 1-gram sample of the material is left after 30 years?
1. 1 answer
2. asked by Anonymous
3. 642 views
The model airplane in figure below is flying at a speed of 21 m/s on a horizontal circle of radius 18 m. The mass of the plane
1. 2 answers
2. asked by Elizabeth
3. 840 views
A semitrailer is coasting downhill along a mountain highway when its brakes fail. The driver pulls onto a runaway-truck ramp
1. 1 answer
2. asked by Elizabeth
3. 752 views
The cheetah is one of the fastest-accelerating animals, because it can go from rest to 18.2 m/s (about 41 mi/h) in 2.7 s. If its
1. 1 answer
2. asked by Elizabeth
3. 5,998 views
Given 1.01 g of H2 in the reaction H2 + 1/2 O2 = H2O. The Delta H for solution is 143 kJ. What is the delta H for the reaction?
1. 1 answer
2. asked by Roger
3. 500 views
Does defining human worth based on shallow measurements, such as wealth and possessions, make true love and humanity impossible?
1. 1 answer
2. asked by Anonymous
3. 405 views
Bicyclists in the Tour de France do enormous amounts of work during a race. For example, the average power per kilogram
1. 3 answers
2. asked by Elizabeth
3. 3,773 views
all the following are true about water except that it:a has a very high specific heat capacity compared to ther substances. b.
1. 1 answer
2. asked by ray
3. 805 views
For the functiony = 9x2 + 6x + 2, at the point x = 7, find the following. (a) the slope of the tangent to the curve (b) the
1. 1 answer
2. asked by Anonymous
3. 435 views
distance from A-B is 40 km.Mandy starts from A at 11 am and Jason starts from B at 1 pm.He walks at 5 km/h and gets to A at the
1. 1 answer
2. asked by wan
3. 508 views
distance of 12 km was walked at a speed of 4 km/h on the way, and 6 km/h on the way back.What was the average speed?
1. 1 answer
2. asked by wan
3. 317 views
how many perfect squares between 1 and 100 end in 2 ?
1. 1 answer
2. asked by wan
3. 418 views
how many axes of symmetry has a square?
1. 1 answer
2. asked by wan
3. 329 views
in a division sum dividing by 8 ,any remainder must be(a) more than 8,(b) half of 8,(c)less than 8,(d)equal to 8
1. 2 answers
2. asked by wan
3. 392 views
new south wales has 1900 km of coastline.this is 10600 km less than western australia,but 100 km greater than victoria.south
1. 1 answer
2. asked by wan
3. 504 views
when hugo was 9 years old he was 56 inches tall. hugo is now 12 years old and he is 62 inches tall. fins the percent of increase
1. 4 answers
2. asked by rawr... im a dinosaur.... rawr
3. 1,458 views
Solve the equation for y.8y + 7X = -21
1. 1 answer
2. asked by Linda
3. 377 views
Solve the equation. x^2-5x+5=0.
1. 1 answer
2. asked by Linda
3. 385 views
Hi for my school work I have to say out of which three colonies experienced more freedom in the seventeenth century which is
1. 1 answer
2. asked by Jasmine
3. 566 views
Part I: Suppose you are developing a statistical database in which information about professional football teams and records are
1. 1 answer
2. asked by Chuck
3. 539 views
What can cause high pressure inside a reactor?
1. 1 answer
2. asked by Namie
3. 356 views
a particle moves in a straight line such that its position x from a fixed point 0 at time 't' is given byx= 5 + 8sin2t + 6cos2t
1. 2 answers
2. asked by Candice
3. 723 views
Find x in the following expressions:1. (111)10 = (x)3; 2. (111)3 = (x)10; 3. (2012)10 = (x)7; 4. (2012)7 = (x)10;
1. 1 answer
2. asked by Nisha
3. 372 views
Find g := gcd(389,222) and a,b belongs to Z such that g = a.389 + b.222.
1. 2 answers
2. asked by Nisha
3. 452 views
Let m,n,z belong to N such that m and n divide z and gcd(m,n) = 1. Prove that m.n divides z.
1. 0 answers
2. asked by Nisha
3. 365 views
prove the inequality sin x + tan x > 2x for x �¸ (0, pi/2)i don't know what i must do with this equation, can someone explain
1. 1 answer
2. asked by jul
3. 503 views
suppose that f(x) = x^3 x<=1ax+b x>1 is differentiable at x=1 then a=?, b=?
1. 1 answer
2. asked by jul
3. 413 views
A very flexible helium-filled balloon is released from the ground into the air at 20 degree C. The initial volume of the balloon
1. 1 answer
2. asked by Liang
3. 1,117 views
Consider 4.50L of a gas at 365 mmHg and 20 degree C . If the container is compressed to 2.70 L and the temperature is increased
1. 1 answer
2. asked by anonymous 78
3. 1,317 views
By using the expansion (1 + x)^2. Prove 8[sigma notation]k=0 2^(3K)(N K) = 3^(2n).Thanks
1. 0 answers
2. asked by Candice
3. 391 views
A particle is projected horizontally with velocity V m/s, from a point h meters above ground. Taking g ms^-2 as the acceleration
1. 0 answers
2. asked by Candice
3. 421 views
√3x-2+√2x+5+1=0 Could this square root problem be solved by using a graphing TI-84 Plus calculator? If so, will you please
1. 3 answers
2. asked by sandy
3. 569 views
the chord PQ joining the points P(2p, p^2) and Q(2q, q^2) on x^2 = 4ay always passes through the point A(2,0) when produced.show
1. 0 answers
2. asked by Candice
3. 369 views
5 countries in Africa with coastlines on the Atlantic Ocean and lie between 20 degrees n and 10 degrees n? I think they are
1. 1 answer
2. asked by Alex
3. 523 views
find the similarity ratio of a cube with volume 729 m^3 to a cube with volume 3,375 m^3?
1. 3 answers
2. asked by Anonymous
3. 3,136 views
What magnitude of earthquake would release energy equivalent to 35 trillion jules?I know the formula is: E= (2.5 X 10^4) X
1. 1 answer
2. asked by Sam
3. 462 views
The surface areas of two similar solids are 289 ft2 and 900 ft2. The volume of the larger solid is 1,755 ft3. What is the volume
1. 2 answers
2. asked by Anonymous
3. 600 views
Write h(x) = 6x^4 - 2x^2 + 1 as a composition of two functions f and g
1. 1 answer
2. asked by Jake
3. 408 views
Hello.I'm having difficulty with this question In the diagram, the coefficient of kinetic friction between the 2.00 kg and the
1. 2 answers
2. asked by Priya
3. 606 views
does infinite power series -1/n diverge? (i think so, because it is just the negative of the harmonic series)...?thank you!
1. 1 answer
2. asked by Nikky
3. 477 views
a fruit seller buys 100kg apple at the rate of rs 20 per /kg . He sold 40 kg at a loss of 7%.At what price should we sell the
1. 1 answer
2. asked by TUHITUHI
3. 1,285 views
I am maybe overthinking this, but what is the lim as n-> infinity of |(n+1)/(n+2)|? I am trying to use the ratio test to find
1. 2 answers
2. asked by Luma
3. 633 views
by selling 90 computer a shopkeeper gains the amount which is equal to the selling price of 10 computer find the profit percent
1. 1 answer
2. asked by TUHITUHI
3. 1,778 views
Use suitable identity to get product:1) (x3 - 3/8) (x3 + 1/4) 2) (p2 + 16) (p2 - 1/4) 3) (y - 7) (y + 12) Thanks in
1. 3 answers
2. asked by Shaija
3. 457 views
I have to do a project on the bacteria/micro called streptococcusand s the any website that would answer these following
1. 2 answers
2. asked by HEALTH
3. 484 views
It's important to include references in your research paper because referencesA. reduce the risk of false conclusions. B. prove
1. 0 answers
2. asked by Anonymous
3. 494 views
the 1st term of an ap is twice the common difference find in terms of the 5th term of the ap
1. 2 answers
2. asked by d 1st term of an ap is twice the common difference find in terms of the 5th term of the a
3. 1,302 views
WHAT IS THE MEAN 210153420312
1. 1 answer
2. asked by NOAH
3. 282 views
Cans of regular Coke are labeled as containing 12.Statistics students weighted the content of 10 randomly chosen cans, and found
1. 0 answers
2. asked by S
3. 809 views
What are some of the ways people identify groups?
1. 1 answer
2. asked by Karen
3. 343 views
Bonnie and Clyde are sliding 500 bank safe across the floor to their getaway car. The safe slides with a constant speed if Clyde
1. 2 answers
2. asked by Kris
3. 3,305 views
Determine a vector that is orthogonal to the vector e = [3, -1, 4]
1. 1 answer
2. asked by KnowsNothing
3. 432 views
HOW TO FACTOR 20X^2+23X-21 STEP BY STEP
1. 1 answer
2. asked by Anonymous
3. 928 views
binary operationm.n=m2+n is associative or commutative?
1. 3 answers
2. asked by JENNY
3. 957 views
Using suitable identities evaluate(z-14)(z-1) Please help. thanks
1. 1 answer
2. asked by Ben
3. 392 views
Consider the following reaction.CaSO4(s) Ca2+(aq) + SO42-(aq) At 25°C the equilibrium constant is Kc = 2.4 10-5 for this
1. 3 answers
2. asked by Olivia
3. 7,205 views
For 2 SO2(g) + O2(g) 2 SO3(g), Kp = 3.0 104 at 700 K. In a 2.00-L vessel the equilibrium mixture contains 1.58 g of SO3 and
1. 1 answer
2. asked by Claire
3. 1,260 views
While preparing the April 30th bank reconciliation for the checking account for Calvin Corporation, the accountant identified
1. 1 answer
2. asked by Anton
3. 708 views
Bluejay Corp. prepared a bank reconciliation as of July 31, 2009. The following items were identified:Bluejay's bank statement
1. 0 answers
2. asked by Anton
3. 751 views
The average temperature, in °F, for Atlanta, GA is modeled by the sinusoidal function y = 18.25 sin(pi/6 t - 2.09) + 61.15
1. 1 answer
2. asked by Hannah
3. 1,130 views
how does geography affect the development of a civilization?
1. 1 answer
2. asked by Matt
3. 602 views
what is the vertex form of the equationy=x^2+4x-3 Could someone please explain.
1. 2 answers
2. asked by LEE
3. 428 views
The volumes of two similar figures are given. The surface area of the smaller figure is given. Find the surface area of the
1. 2 answers
2. asked by Anonymous
3. 3,793 views
The volumes of two spheres are 729 in3 and 27 in3
1. 0 answers
2. asked by Anonymous
3. 938 views
01:34:47The volumes of two spheres are 729 in3 and 27 in3. What is the ratio of their radii, rounded to the nearest whole
1. 1 answer
2. asked by Anonymous
3. 599 views
1. Suppose that the market of laptops is given by following supply and demand curves given below:Qd = 5000 − 3p Qs = 1000 + p.
1. 1 answer
2. asked by Anonymous
3. 987 views
Suppose a shipment of 500 machine parts contains 62 defective and 438 non-defective machine parts. From the shipment you take a
1. 1 answer
2. asked by Brenda
3. 620 views

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