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Posts by brandy

Total # Posts: 228

math
cassie needs 16 yards of yarn and she has 580 inches of yarn does she have enough and explain please

algebra
z varies jointly with y and the square of x. If x=-2 when y=7 and z=-84,find x when z=-96 and y=2 I just need help figuring out what equation to use.

Math
A teacher made a pair of foam dice to use in math games. Each cube measured 10inches on a side. How many square inches of fabric were needed to cover the two cubes?

algebra
As part of her training routine for? basketball, Shaylle alternates between cycling and running for exercise. She cycles at a rate of 10 mph and runs at a rate of 6 mph. If she spends 2.5 hours exercising and covers a total of 21 miles, how much time did she spend on each...

algebra
As part of her training routine for? basketball, Shaylle alternates between cycling and running for exercise. She cycles at a rate of 14 mph and runs at a rate of 8 mph. If she spends 4.5 hours exercising and covers a total of 51 miles, how much time did she spend on each...

algebra
As part of her training routine for? basketball, Shaylle alternates between cycling and running for exercise. She cycles at a rate of 16 mph and runs at a rate of 8 mph. If she spends 8.5 hours exercising and covers a total of 112 miles, how much time did she spend on ...

algebra
An airplane encountered a head wind during a flight between Joppetown and Jawsburgh which took 5 hours and 30 minutes. The return flight took 5hours. If the distance from Joppetown to Jawsburgh is 1600 ?miles, find the airspeed of the plane? (the speed of the plane in ...

Math
Thank you so much Scott!

Math
She needs to prepare 160 pounds of blended coffee beans selling for ?$3.69per pound. She plans to do this by blending together a? high-quality bean costing ?$5.00 per pound and a cheaper bean at ?$2.00 per pound. To the nearest? pound, find how much? high-quality coffee bean ...

Intermediate Algebra
Sarah Meeham blends coffee for? Tasti-Delight. She needs to prepare 150 pounds of blended coffee beans selling for $4.45 per pound. She plans to do this by blending together a? high-quality bean costing $5.25per pound and a cheaper bean at $3.25 per pound. To the ...

Algebra 2
Write an equation for the translation of x 2 + y 2 = 16 by 8 units left and 3 units down.

math
When 26 is subtracted from 3 times a number, the result is greater than 10. What number are possible?

Chemistry
What type of reaction is listed below? Prove that it is balanced by listing the number of elements on both side of the equation (reactants vs. products)? CH 3 COOH + NaHCO 3  NaCH 3 COO + H 2 CO 3 2. What type of reaction occurred with H 2 CO 3 from the above equation ...

Evironmental Science
All of the following make up the three major categories of environmental problems except? a. loss of biodiversity. b. overpopulation. c. resource depletion.

mathematics
so this would be my answer: 30 40-10 (40-10)^2 = 40^2 -2(40)(10) + 10^2 30 squared = 900 40 squared = 1600 2(40)(10) = 800 10 squared = 100 1600 - 800 + 100 = 900 900=900

mathematics
So the answer would be 900 from all that work?

mathematics
It is kind of difficult for me.

mathematics
Pick a two-digit number greater than 25. Rewrite your two-digit number as a difference of two numbers. Show how to use the identity (x − y)^2 = x^2 − 2xy + y^2 to square your number without using a calculator.

Spanish
what unusual items are made of sawdust in honduras

snowmobiles/science
What other things would be used to make a snowmobile accelerate?

Math
The percent of fat calories that a person in America consumes each day is normally distributed with a mean of about 36 and a standard deviation of about 10. Suppose that 16 individuals are randomly chosen. Is it appropriate to use the normal approximation for the sampling ...

Statistics
The percent of fat calories that a person in America consumes each day is normally distributed with a mean of 36 and a standard deviation of about 10. Suppose that 16 individuals are randomly chosen for an experiment. A) Is it appropriate to use the normal approximation for ...

accounting
December Interest on a bank loan is due on January 2nd of the following year: accrue $1,000. How do u record interest expense and interest payable on a journal ledger? Would you record interest expense on the debit side and interest payable on the credit side?

PLEASE HELP ASAP!! Algebra
1/2 x 1/2 x 1/2 x 1/2 x 1/2 =_____ Not 1/2 x 5

Math
The birth weight of full-term babies was found to follow a normal distribution with a mean of 3500grams, and standard deviation of 600grams. A) What is probability that the birth weight is less than 3000 grams. = P(X<3000) Correct? B) probability that birth weight exceeds ...

math
Each person sends out four invitations. 4X5=___number of invitations given out.

math
4x2x3=24 different outfits

Math
Two individuals, A and B, are finalist for a chess championship. They will play a sequence of games, each of which can result in a win for A, a win for B, or a draw. Outcomes of successive games are independent with P(A wins) =.3, P(B wins)= .2, P(draw)=.5. Each time a player ...

chemistry conversion
That is correct

Science
Venus is sometimes called Earth's twin because Venus and Earth are almost the same size, have about the same mass (they weigh about the same), and have a very similar composition (are made of the same material).Venus rotates backwards compared to Earth and the other planets.

Statistics
A certain type of artificial heart has four independent, critical components.Failure of any one of these components is a serious problem that will cause the artificial heart to fail. The 5 year failure rate for each component follows: component 1=.02, component 2=.05, ...

chemistry
what is the

chemistry
Please Ignore this question

chemistry
what is the pH of .001M solution of acid (pKa=3)

math
What if it was 48in high?

math
If a door measures 78in tall by 35in wide will an entertainment center measuring 60in x 48in x 48in fit through it? Im not even sure where to start!

Math
My calculator cannot compute that complicated kind of function. And plus, 500!/21 is not a part of the multiple choices.

Math
500! is divisible by 21. How many times can 21 go into 500! ? Have zero clue how to do this. Thanks in advance!

Physics
a full draw is the maximum distance that an archer can pull an arrow. Using the recurve bow shown below, a particular archer requires an average force of 130N to pull a full draw of 70.0cm. (when the arrow is relaxed in the bow, there is a distance of 30.0cm btween the arrow ...

Chemical Engineering
When a manometer is subjected to a time dependent pressure differential, the level of liquid in the legs changes with time according to the equation: (L/g)*(d^2h/dt^2)+(8uL/ygr^2)*(dh/dt)+h = dp/yg where L = length of liquid in tube, h is the height differential, dp is the ...

math
Can somebody help me solve this problem for x using the distributive property? 1/2(4x+10)=16 I got x=9

International Business: Please Check Answer
Hi, Please help me! I need to know is these is the correct answer for these questions. Thanks for your help! Some countries try to hold the value of their currency within some range against an important reference currency. This is referred to as what? a. A dirty-float system. ...

Business: Help Is Needed ASAP
Help Is Needed ASAP Hi, Please help me! I need to know is these is the correct answer for these questions. Thanks for your help! Some countries try to hold the value of their currency within some range against an important reference currency. This is referred to as what? a. A ...

S.S. To Ms.Sue
Correct answer is D. Browsing :)

Geometry
translate the following vertice (8,3) to (x-3,y-8)?

math
a 132 inch lenght of ribbon is to be cut into 3 pieces the longest piece is to be 39 inches longer than the shortest piece and the third piece is to be half the length of the longest piece find the length of each piece of ribbon

statistics
A state administered standardized reading exam is given to eighth grade students. The scores on this exam for all students statewide have a normal distribution with a mean of 507 and a standard deviation of 60. A local Junior High principal has decided to give an award to any ...

Math
the time required for one complete oscillation of a pendulum is called its period. if the length L of the pendulum is measured in feet and the period P n seconds, then the period is given by P=2¶(L/g)^1/2, where g is constant. use differentials to show the percentage ...

calculus
the time required for one complete oscillation of a pendulum is called its period. if the length L of the pendulum is measured in feet and the period P n seconds, then the period is given by P=2¶(L/g)^1/2, where g is constant. use differentials to show the percentage ...

english
I am trying to figure out details as to when groom service (short story) has taken place any help with examples would be great or even a lead? Ive read the story numerous times and I know it was before th 1940s but I cant figure out further.. I have found that the story ...

Medical ethics
What should I expect from this course. The title pretty much explains it but I would like some more detailed information please

College Chemistry
A solution is saturated in both nitrogen gas and sodium iodide at 50 degrees C . When the solution is cooled to 25 degrees C what is most likely to occur?

algebra word problem
A long distance runner starts at the beginning of a trail and runs at a rate of 5 miles per hour. One hour later, a cyclist starts at the beginning of the trail and travels at a rate of 13 miles per hour. What is the amount of time that the cyclist travels before overtaking ...

math algebra
Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels at 115 miles per hour. The westbound train travels at 95 miles per hour. How long will it take for the two trains to be 504 miles apart?

History
I meant C on your answers, it was A on mine, but it is not correct!

History
A. is incorrect!!

Science (Physics)
On the moon, the acceleration due to gravity is only 1.6 m/s/s. If someone on earth can throw a baseball 24.2 m high, how high could she throw it on the moon?

Algebra
Solve using substitution method 3x+8y=20 x=24-7y

general science
how to explain how the mass of a rock could be found

Geometry
A farmer has 52 meters of fencing to make a rectangular corral. If the width is x, what is the length and area?

calculus
The height of a projectile launched into the air is given by h (t)= -16t^2 + 48t + 60, where h is the height of the projectile in feet above the ground and t is the number of seconds after its launch. Find the *instantaneous rate of change* in the height of the projectile at 1...

algebra
You are asked by the Pharmacist to add 45mEq of Ca Gluconate in an IV bag of D5% W1000ml. You have a concentrated vial of Ca Gluconate 4.4mEq/ml 50ml. How many ml of the concentrated vial needs to be added to the IV bag?

physical sciene
Two 2.2 kg physical science textbooks on a bookshelf are 0.15 m apart. What is the magnitude of the gravitational attraction between the books?

physical sciene
Neglecting air resistance, how fast is the object traveling when it strikes the gounnd at the end of 3.8s?

business law
Assume that the state of Kansas passes a law requiring all inline skates sold in Kansas to have disc brakes. Assume that there are no federal regulations covering inline skate design. Assume also, that the required disc brakes would make inline skates easier to stop and thus ...

PHYSICS HELP!
(A) w = (21rev/min) * (1min/60sec) * (2pi rad/1rev) = 2.2 rad/s (B) I = MR^2 I = (415kg)(33m)^2 I = 4.52E5 (I for one propeller) I for all three propellers = (4.52E5) * 3 = 1.36E6 (C) KE = (1/2) * Iw^2 = (1/2)(4.52E5)(2.2)^2 =1.1E6 J The book gives solutions for I and KE using...

Problem solving:for 3rd grade
Chelsea has 10 cookies for her friend Sarah they eat 8 how many are left? 10-8=2 2 cookies are left I hopes this helps

algabra
why are prime numbers beter when writing codes?

Physics
In a serious accident,a neclear plant's reactor vessal cracks,and all of the cooling water drains out.Although nuclear fission stops,readioactive decay continues to heat the reactor's 2.5 x 10^5 kg uranium core at a rate of 120 Mega-Watts.Once the core reaches its ...

physics
Doubling the frequency of a wave source doubles the speed of the waves. ( True or False)

physics
As these waves pass through their medium,is the medium carried along with them ?

physics
As the wavelength of a wave in a uniform medium increases, its speed will ?

physics
Which part of a wave relates to its energy ?

PHS
As these wave pass through their medium,is the medium carrief along with them ?

PHSC
As the wavelength of a wave in a uniform medium increases, its speed will ?

PHSC
Which part of a wave relates to its energy ?

PHSC
In a simulation on earth,an astronaut in his space suit climbs up a vertical ladder.On the moon,the same astronaut makes the same climb.In which case does the gravitational potential energy of the astronaut change by a greater amount?

PHSC
Explain the difference between the everyday use of the word "work" and the physical (physics related)use of the word "work".How is energy related to work?

PHSC
Explain how you could move an object and still do no work.

phsc
A satellite explodes in outer space, far from any other body,sending thousand of pieces in all direction.How does the linear momentum of the satellite before the explosion compare with the total linear momentum of all the pieces after the explosion ?

phsc
When you are driving a golf ball,a good follow-through helps to increase the distance of the drive. A good follow-through means that the club head is kept incontact with the ball as long as possible.Why does this technique allow you to hit the ball farther ?

phsc
You have a choice,you may get hit head-on by either an adult moving slowly on a bicycle or by a child that is moving twice as fast on a bicycle.The mass of the child is-one-half that of the adult on the bicycle.Which collision do you prefer ?

phsc
Two identical cars have the same speef one traveling east and one traveling west.Do the cars have the same momentum ?

phsc
Suppose you are playing ice hockey in the middle of a totally frictionless frozen pond.How can you move youself to the edge of the pond ?

math
what is the answer for each mile that jason runs alex runs 1/4 miles farther. if jason ran 6 miles how far did alex run?

Sociology
Can someone give me an idea to what show or movie to analyze and discuss Amercian family? Also it needs to include transitions and problems in family life, stages of family and alternative family forms. I cannot think for any show or movie off the top of my head. So any help ...

Sociology
How religious are the people of the United States? Do you think regilion is increasing or decreasing in our society?

SOCIOLOGY
What are some sacred things, persons,places, and ideas in comtemporary American society? All of these sacred elements connected with what we normally regard as religions?

4th grade math
Kamala had5,026 grams of flour in a canister. She bought a 4,157 gram bag of flour. She poured some flour from the bag to the canister. As a result, the mass of the flour in the canister is now twice the mass of the flour in the bag. How much is in the bag now?

statistics
The data set for the study is a sample of a survey conducted on the population of the American Intellectual Union (AIU). It is available via the following link: Excel 2007 DataSet with DataSet Key which contains the following nine sections of data that will be used throughout ...

statistics
The data set for the study is a sample of a survey conducted on the population of the American Intellectual Union (AIU). It is available via the following link: Excel 2007 DataSet with DataSet Key which contains the following nine sections of data that will be used throughout ...

Chemistry
A 55.81 gram irregular object made out of one of the metals in #6 raises the water level in a graduated cylinder from the 17.6 mL level to the 24.7 mL level. What is the density and identity of the metal?

Chemistry
I don't know the masses

Chemistry
Mass of weighed filter paper ? Mass of weighed filter paper plus recrystallized vanillin? Mass of recrystalized vanillin Mass impure vanillin Percent recovery Suggest how you could have improved your techniques to increase your percent recovery.

algebra
Factor out the greatest common factor in the expression? 11y^5-55y^2

algebra
2/3x-1/5y=2, 4/3x+4y=4

algebra
5x-2=y, 10x=4+2y

algebra
solve; 3x-y=-5, -2x+5y=-14

algebra
find the slope of a straight line that passes through the given pair of points (5,6) and (-3,1)

algebra
perform the indicated operation: 3/5 x 7/10

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