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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. 13,370 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. 11,839 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. 9,247 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. 5,986 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. 5,120 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. 4,939 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. 3,794 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. 3,292 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. 3,271 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. 3,216 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. 2,987 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. 2,512 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. 2,423 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. 2,415 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. 2,249 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. 2,201 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. 2,133 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. 1,973 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. 1,803 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. 1,801 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. 1,779 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. 1,697 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. 1,648 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. 1,623 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. 1,622 views
y= 2sin(2x-pi/4) find amplitude, period, phase shift, assymptote and graph
1. 1 answer
2. asked by Fatima
3. 1,612 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. 1,579 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. 1,553 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. 1,549 views
I was graduated last March 2011. Is this a correct grammar?
1. 1 answer
2. asked by Jocelyn
3. 1,523 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. 1,487 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. 1,463 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. 1,444 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. 1,374 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. 1,302 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. 1,280 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. 1,195 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. 1,168 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. 1,168 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. 1,150 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. 1,149 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. 1,141 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. 1,137 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. 1,122 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. 1,120 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. 1,106 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. 1,074 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. 1,070 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. 1,069 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. 1,063 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. 1,058 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. 1,050 views
How much volume would a 4x4x4 cm cube occupy
1. 1 answer
2. asked by juan
3. 1,049 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. 1,045 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. 1,030 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. 1,021 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. 1,019 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. 1,015 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. 1,011 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. 984 views
for the given equation list the intercepts and test for symmetryy = x^3 -512
1. 1 answer
2. asked by zachary
3. 982 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. 980 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. 976 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. 964 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. 962 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. 962 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. 934 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. 928 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. 915 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. 909 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. 908 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. 905 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. 896 views
a piece of metal weighs
1. 1 answer
2. asked by lala
3. 892 views
y=3x/x^2 + 81for the given equation, list the intercepts and test for symmetry.
1. 2 answers
2. asked by ladybug
3. 891 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. 883 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. 883 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. 875 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. 869 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. 869 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. 867 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. 859 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. 854 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. 843 views
What landforms and climates are found in Central America
1. 1 answer
2. asked by Anonymous
3. 836 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. 827 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. 823 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. 810 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. 808 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. 805 views
Change 30/20 into a mixed number
1. 4 answers
2. asked by Jennifer
3. 801 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. 792 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. 784 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. 779 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. 766 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. 764 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. 763 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. 763 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. 750 views
A student driver backs his car out of his garage with an acceleration of 1.40m/s square. How long does it take him to reach a
1. 1 answer
2. asked by Anonymous
3. 748 views

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