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2012
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Questions Asked on October 26, 2012

1.Mac’s farm has a total of 18 horses and 27 cows. What is the ratio of horses to cows in simplest form? (1 point) 6 over 9 18
1. 48 answers
2. asked by Delilah
3. 13,397 views
A 4.170 kg block of wood rests on a steel desk. The coefficient of static friction between the block and the desk is μs = 0.505
1. 3 answers
2. asked by ashley
3. 11,863 views
If the shadow of a building increases by 10 meters when the angle of elevation of the sun rays decreases from 70o to 60o, what
1. 5 answers
2. asked by Allison
3. 9,276 views
In downhill speed skiing a skier is ed by both the air drag force on the body and the kinetic frictional force on the skis.
1. 2 answers
2. asked by agentx
3. 6,011 views
Karla is riding vertically in a hot air balloon, directly over a point P on the ground. Karla spots a parked car on the ground
1. 7 answers
2. asked by Allison
3. 5,139 views
The area of a square painting is 600 square inches. To the nearest hundredth inch,what is the perimeter of the painting?
1. 5 answers
2. asked by Cam'Ron
3. 4,956 views
Look at the table of 9s facts. Can you think of another number pattern in the multiples of 9? Explain
1. 9 answers
2. asked by Anonymous
3. 3,809 views
As a result of friction, the angular speed of a wheel changes with time according tod(theta)/dt = w0 e^-(aplpha*t) where w0 and
1. 1 answer
2. asked by michelle
3. 3,307 views
Ann and Bob are cycling on a track. Ann completes one lap every 15 seconds, and Bob completes one lap every 18 seconds. When
1. 2 answers
2. asked by Christina
3. 3,289 views
a farmer has cows and chickens. he has a total of 20 heads and 64 legs. How much of each animal does he have?
1. 3 answers
2. asked by nina
3. 3,237 views
Help with lab reportNeed Help finishing my lab report.KNOWN VALUES ARE V OF HCL=50ML,M=2.188.V OF NAOH=55.3ML,M=2.088.INTIAL
1. 5 answers
2. asked by randy
3. 3,006 views
Sentences with the same meaning.The beginnig is set. b) I wish you'd told me about the cheap flights to Italy. - If only you
1. 3 answers
2. asked by Tanja
3. 2,522 views
A pound of body fat stores an amount of chemical energy equivalent to 3500 Cal (remember, 1 Calorie = 1 kilocalorie). When
1. 1 answer
2. asked by fat
3. 2,437 views
Find the area under the standard normal curve:I. to the right of z = -2.32 II. to the left of z = -2.32 Can someone please help
1. 1 answer
2. asked by Jessup
3. 2,421 views
How much heat in kilojoules has to be removed from 225g of water to lower its temperature from 25.0 degrees celsius to 10.0
1. 2 answers
2. asked by Kayla
3. 2,262 views
A rocket ascends from rest in a uniform gravitational field by ejecting exhaust with constant speed u.Assume that the rate at
1. 2 answers
2. asked by Jake
3. 2,222 views
HelloWhat is the wavelength (in nm) of the line in the spectrum of the hydrogen atom that arises from the transition of the
1. 2 answers
2. asked by Anonymous
3. 2,149 views
A 43.0 g sample of hydrated cobalt (II) sulfite is heated to drive off the water. The anhydrous cobalt (II) sulfite has a mass
1. 4 answers
2. asked by Elizabeth
3. 1,988 views
A manufacturer sells widgets, each of which is packaged in a box whose dimensions are 8 centimeters by 8 centimeters by 8
1. 1 answer
2. asked by Christina
3. 1,816 views
A tiger can eat food that weighs up to 15% of its body weight. If a tiger can eat 75 pounds of food, how much does a iger weigh?
1. 2 answers
2. asked by Stephanie
3. 1,810 views
Running at a rate of 6 mi/h uses 704 Calories in an hour. Convert this value to (a) calories; (b) kilocalories; (c) joules; (d)
1. 2 answers
2. asked by Kelly
3. 1,787 views
Are my solutions right??1. "There's someone knocking at the door! Who can it be at this time of night?" "___ Helen. She said she
1. 5 answers
2. asked by Minnie
3. 1,721 views
What is the wavelength (in nm) of the line in the spectrum of the hydrogen atom that arises from the transition of the electron
1. 2 answers
2. asked by Anonymous
3. 1,660 views
Three blocks are suspended at rest by the system of strings and frictionless pulleys shown in the figure below, where W = 29.0
1. 1 answer
2. asked by anthony
3. 1,645 views
As the degrees of freedom for the t-distribution increase, the distribution approachesthe value of zero for the mean. the
1. 0 answers
2. asked by What?
3. 1,639 views
y= 2sin(2x-pi/4) find amplitude, period, phase shift, assymptote and graph
1. 1 answer
2. asked by Fatima
3. 1,627 views
If a current of 5.0 Amps is passed through the electrolytic cell for .5 hour, how should you calculate the number of grams of
1. 1 answer
2. asked by Chris
3. 1,594 views
if the standard fee for a Medicare coverd service is $150 and the Medicare non-PAR fee schedule for the service is $80, what is
1. 1 answer
2. asked by Reema
3. 1,571 views
A funny car accelerates from rest through a measured track distance in time T with the engine operating at a constant power P.
1. 1 answer
2. asked by jetskilover
3. 1,566 views
I was graduated last March 2011. Is this a correct grammar?
1. 1 answer
2. asked by Jocelyn
3. 1,534 views
For the regression equation, Y=bX+a, which of the following X,Y points will be on theregression line? a, a,b b, b,a c, 0,a d,
1. 1 answer
2. asked by Robbie
3. 1,501 views
The pulley system shown in the figure is used to lift a 37 kg crate. Note that one chain connects the upper pulley to the
1. 1 answer
2. asked by Andrea
3. 1,478 views
The factors of a number include 9, 12, and 20. What is the smallest number this could be? List all the factors of this number
1. 1 answer
2. asked by Christina
3. 1,458 views
Hospital X-ray generators emit X rays with wavelength of about 15.0 nanometers (nm), where 1 nm=10-9m. What is the energy of a
1. 1 answer
2. asked by Maria
3. 1,384 views
Christian is solving the equation x2 – 12x = 4 by completing the square. What number must be added to both sides of the
1. 1 answer
2. asked by Anonymous
3. 1,320 views
Three blocks are suspended at rest by the system of strings and frictionless pulleys shown in the figure below, where W = 29.0 .
1. 0 answers
2. asked by anthony
3. 1,294 views
What force do the blades of a 4200 kg helicopter exert on the air when the helicopter is dropping at 23 m/s with speed
1. 0 answers
2. asked by George
3. 1,206 views
A 0.4 kg ball strikes a smooth level floor with a velocity of 5.0 m/s, 60 degrees below the horizontal. It rebounds off the
1. 7 answers
2. asked by AH
3. 1,185 views
What is the percent yield for a reaction when 166.3 grams of W2O3 combines with Carbon Monoxide but only produces 147.8 grams of
1. 1 answer
2. asked by Carina 78
3. 1,172 views
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/ min. When switched off, it rotates through 41.0
1. 1 answer
2. asked by Mel
3. 1,168 views
What are the Wergeld Fines/Laws?How did they make them? Why did they make them?
1. 1 answer
2. asked by Corrie
3. 1,158 views
Explain it sandy said she could use addition to answer question 1 how could this be done?
1. 1 answer
2. asked by josh
3. 1,150 views
9. " . . . Liberty by these little successes—and by the prudence—calmness—sedateness—& wisdom with which he facilitates
1. 13 answers
2. asked by Jman
3. 1,148 views
If there are 6 elements in (A U B) and 1 Element in (A N B) answer the following:A. What is the maximum number of elements
1. 0 answers
2. asked by dell
3. 1,134 views
When the pendulum bob reaches the mean position, the net force acting on it is zero. Why then does it swing past the mean
1. 0 answers
2. asked by Noxin
3. 1,131 views
Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In
1. 0 answers
2. asked by Oops
3. 1,125 views
A ballistic pendulum was a device used in the past century to measure the speed of bullets. The pendulum consists of a large
1. 0 answers
2. asked by Jeff
3. 1,094 views
Two masses m1 = 2 kg and m2 = 4 kg are connected by a light string. Mass m2 is connected to mass M = 14 kg by a string that
1. 1 answer
2. asked by arcos15
3. 1,090 views
A 50.0 mL sample containing Cd2 and Mn2 was treated with 49.1 mL of 0.0700 M EDTA. Titration of the excess unreacted EDTA
1. 3 answers
2. asked by Chris
3. 1,085 views
In downhill speed skiing a skier is ed by both the air drag force on the body and the kinetic frictional force on the skis.
1. 0 answers
2. asked by Hailey56
3. 1,076 views
A 69 kg skier speeds down a trail, as shown in the figure. The surface is smooth and inclined at an angle of θ = 17° with the
1. 1 answer
2. asked by Beginner Phys114
3. 1,076 views
Harriet needs to ship a small vase. The box she will use has a volume of 216 cubic inches. If the side lengths are all the same,
1. 4 answers
2. asked by Deborah
3. 1,064 views
How much volume would a 4x4x4 cm cube occupy
1. 1 answer
2. asked by juan
3. 1,056 views
Determine whether each of the following statements is true or false. Justifyyour answer. (a) x 2 fxg (b) fxg � fxg (c) fxg 2 fxg
1. 0 answers
2. asked by vilma
3. 1,054 views
assuming that each molecule contains one acidic hydrogen---that is, the formula is HCnHmOp?assumin gthat each molecule contains
1. 1 answer
2. asked by Anne
3. 1,053 views
A class of college freshmen is composed of 110 students. Among these students,75 are taking English, 52 are taking history, 50
1. 1 answer
2. asked by vilma
3. 1,043 views
A local McDonald's manager will return a shipment of hamburger buns if more than 10% of the buns are crushed. A random sample of
1. 1 answer
2. asked by Meep
3. 1,039 views
A set of X and Y scores has SSx=10, SSY=20, and SP=8, what is the slope for theregression equation? a, 8/10 b, 8/20 c, 10/8 d,
1. 1 answer
2. asked by Robbie
3. 1,026 views
Keith identified the prime factors of 72 as 9 x 2 x 2 x 2 . Explain his error. Write the correct answer.
1. 1 answer
2. asked by Ryan
3. 1,022 views
a closed gas cylinder contains 0.500 mole h2, 0.300 mole o2, 1.200 mole co2 at a temperature of 25'c and presure of 2.00 atm1)
1. 1 answer
2. asked by annah
3. 1,005 views
A river flows due east at 1.42 m/s. A boat crosses the river from the south shore to the north shore by maintaining a constant
1. 1 answer
2. asked by Mac
3. 997 views
for the given equation list the intercepts and test for symmetryy = x^3 -512
1. 1 answer
2. asked by zachary
3. 995 views
A set of X and Y scores has Mx=4, SSx=10, MY=5, SSY=40, and SP=40. What is theregression equation for predicting Y from X? a,
1. 0 answers
2. asked by Robbie
3. 987 views
the dimensions of a door are 3ft by 7ft 6in. if the same amount is added to each dimension of the door, the area is increased by
1. 2 answers
2. asked by danica
3. 982 views
The GCF of two numbers is 15. Their LCM is 450. What are the two numbers? (Enter your answers as a comma-separated list.)
1. 2 answers
2. asked by Christina
3. 978 views
The eight members of the Ping Pong Paddlers Club have a tournament in which every player plays a game against every other
1. 9 answers
2. asked by rawr... im a dinosaur.... rawr
3. 973 views
Suppose the income (in tens of thousands of pesos) of employees at UniversityX can be approximated by a continuous distribution
1. 0 answers
2. asked by vilma
3. 939 views
what is the balance reaction when HCL reacts with NH3?is it HCl+NH3-->NH4Cl am I right correct me pls.
1. 2 answers
2. asked by carina 78
3. 937 views
The figure below shows an overhead view of three horizontal forces acting on a cargo canister that was initially stationary but
1. 1 answer
2. asked by Anonymous
3. 927 views
In the figure below, block 1 of mass m1 = 3.0 kg and block 2 of mass m2 = 1.0 kg are connected by a string of negligible mass.
1. 2 answers
2. asked by Josh36
3. 924 views
Hockey puck A initially travels at v(initial) = 6.2 m/s in the horizontal direction (East) on a smooth horizontal ice before
1. 0 answers
2. asked by AH
3. 923 views
a fair die is tossed 180 times. Find the probability P that the face 6 will appear between 29 and 32 times inclusive.
1. 1 answer
2. asked by vilma
3. 919 views
Hey how can I say the sentence:"If you hadn't helped me, I would have made a complete mess of this." With the same meaning
1. 7 answers
2. asked by mouse
3. 913 views
y=3x/x^2 + 81for the given equation, list the intercepts and test for symmetry.
1. 2 answers
2. asked by ladybug
3. 903 views
A random sample of 384 people in Dalto City, a mid-sized city, revealed 112 individuals who work at more than one job. A second
1. 0 answers
2. asked by Derp
3. 903 views
a piece of metal weighs
1. 1 answer
2. asked by lala
3. 900 views
A car traveling at 20 m/s applies the brakes. The coefficients of static and kinetic friction between the tiresand the road are
1. 2 answers
2. asked by Brittney
3. 897 views
A class of college freshmen is composed of 110 students. Among these students,75 are taking English, 52 are taking history, 50
1. 0 answers
2. asked by vilma
3. 890 views
A whole brick is balanced with 3/4 pound and 3/4 brick. what is the weight of the whole brick?
1. 1 answer
2. asked by dell
3. 886 views
on july 01,2000, asok ltd. purchased a machine for Rs.1,08,000 and spent Rs.12000 on its installation.At the time of purchase it
1. 0 answers
2. asked by priyanka
3. 883 views
Consider a tube that is 1.0 meter long. If NH3 gas is introduce at the 0-m mark at the same time HCl gas is introduced at the
1. 2 answers
2. asked by carina 78
3. 880 views
Write a real-world problem that you can solve by adding or subtracting.Then give your problem to a classmate to solve.
1. 7 answers
2. asked by Jon
3. 878 views
Suppose a0, a1, a2 ,... is a sequence defined recursively as follows:a1 = 1, a2 = 2, a3 = 3 and ak = ak-1 + ak-2 + ak-3 for all
1. 0 answers
2. asked by Vevea Tepou
3. 867 views
A child has a large supply of dominoes, each of which measures 16 millimeters by 88 millimeters. She wants to lay them out to
1. 0 answers
2. asked by Christina
3. 857 views
What landforms and climates are found in Central America
1. 1 answer
2. asked by Anonymous
3. 846 views
the perimeter of a rectangle is 160m and its area is 1200m^2 find its dimensions
1. 4 answers
2. asked by danica
3. 838 views
The block in the figure below lies on a horizontal frictionless surface and is attached to the free end of the spring, with a
1. 0 answers
2. asked by helper
3. 836 views
The figure below shows an overhead view of three horizontal forces acting on a cargo canister that was initially stationary but
1. 1 answer
2. asked by solution provider
3. 824 views
Using 10^n = x (mod 9).Given that d=2935107 =2*10^6 + 9*10^5 + 3*10^4 + 5*10^3 + 1*10^2 + 0*10^1 + 7^10^0 Then d = kx (mod 9).
1. 1 answer
2. asked by Anonymous
3. 821 views
A wheel has a radius of 3.5 m. How far (path length) does a point on the circumference travel if the wheel is rotated through an
1. 2 answers
2. asked by Anonymous
3. 815 views
Change 30/20 into a mixed number
1. 4 answers
2. asked by Jennifer
3. 808 views
George vacuums the rugs every 18 days, mows the grass every 9 days, and pays the bills every 15 days. Today he did all three.
1. 0 answers
2. asked by Christina
3. 804 views
I really need help with this! I don't have a textbook, but I have an online book, but my computer won't open it. My teacher is
1. 5 answers
2. asked by Jman
3. 801 views
What would the weight of an object that is 4N on the earth be on the moon (acceleration due to gravity on the moon is 1.62m/s2?
1. 0 answers
2. asked by Jeff
3. 789 views
Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In
1. 0 answers
2. asked by Oops
3. 780 views
ok, so i'm doing a report on erno rubik, the inventor of the rubix cube, and mom gets a bunch of info for me, ok, then she sez
1. 1 answer
2. asked by PLZ HELP! what does presentation mean?
3. 775 views
quadratic equation of 48x^2-32x-35=0 i need both answers you must use the quadratic formula
1. 1 answer
2. asked by danica
3. 771 views
Which of the following does not influence the distribution of climates in North America?a. tropical latitude location c.
1. 5 answers
2. asked by rawr... im a dinosaur.... rawr
3. 770 views
Max creates a lavender dye by mixing 3 parts of red dye.Will a mixture of 14 parts of blue dye with 23 parts of red dye create
1. 1 answer
2. asked by Juan
3. 757 views
Prove that if n is an odd positive integer, then 1 ≡ n(power of 2) (mod 4).
1. 1 answer
2. asked by Vevea Tepou
3. 757 views

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