Questions Asked on
January 5, 2011

physics
A uniform solid sphere rolls down an incline. (a) What must be the incline angle if the linear acceleration of the center of the sphere is to have a magnitude of 0.20g? 1° (b) If a frictionless block were to slide down the incline at that angle, would its
asked by Joey 
physics
A 0.250 kg block on a vertical spring with a spring constant of 5.00 103 N/m is pushed downward, compressing the spring 0.120 m. When released, the block leaves the spring and travels upward vertically. How high does it rise above the point of release? m
asked by Anonymous 
Biochemistry
How do you prepare 100 mL of a 0.1 M TRISHCl buffer with a pH 7.4 using solid TRIS base (MW 121.1) and 1 M hydrochloric acid? I started with pH=pKa + log ([Tris]/[Tris+] [Tris]/[Tris+]= 10^(7.48.06]=0.219 so 0.219:1 ratio with 2.219 total
asked by Rose 
physics
a constant force can at on an object for diferrent lengths of time. as the length of time the force acts increases, the impulse imparted to the object increases decreases remians the same
asked by john 
physics
A plum is located at coordinates (4.0 m, 0.0 m, 6.0 m). In unitvector notation, what is the torque about the origin on the plum due to force F whose only component is indicated by each of the following equations? (a) Fx = 8.0 N ô = N · m (b) Fx = 5.0
asked by Joey 
New Testament?
I know this isn't an actual school subject but it's a subject at my school. The parables in Luke Chapter 15, are compared to: A.being helped when you need it B.the nearness of God C.the joy in heaven over one sinner that repents D.eating a meal with
asked by John 
Physics
A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 86 N parallel to the incline, which makes an angle of 30 ° with the horizontal. Assuming the coefficient of kinetic friction is 0.4 and the crate is pulled a
asked by Bob 
algebra
middle school math with pizzazz book e topic 1f: similar figures page e12 need help with the answers
asked by guest 
physics'
A 100 kg hoop rolls along a horizontal floor so that the hoop's center of mass has a speed of 0.230 m/s. How much work must be done on the hoop to stop it?
asked by Joey 
physics
An automobile traveling at 50.0 km/h has tires of 100.0 cm diameter. (a) What is the angular speed of the tires about their axles? 1 rad/s (b) If the car is brought to a stop uniformly in 25.0 complete turns of the tires (without skidding), what is the
asked by Joey 
math
180 m/day=?m/min
asked by siclali 
math
36 students need to be divided into teams of equal size. How many different ways can the students be divided (assuming each team must have more than 1 member)?
asked by omar 
Physics
A 15.0 gram bullet strikes and becomes embedded in a 1.24 kg block of wood placed on a horizontal surface just in front of the gun. If the coefficient of kinetic friction between the block and the surface is 0.280, and the impact drives the block a
asked by Alexis 
math
patty has 123 cds in her music collection. of her cds 27 are country music. estimate the percent of patty's cds that are country music cds
asked by ashley 
chemistry
Convert 50.4 grams of calcium bromide to molecules?
asked by anonymous 
physics
The figure below gives the speed v versus time t for a 0.510 kg object of radius 5.90 cm that rolls smoothly down a 30° ramp. What is the rotational inertia of the object? 1 kg·m2
asked by Joey 
math
looking at a square pyramid, if the size of the base remains the same and the height of the pyramid varies what are the minimum surface area and minimum volume the pyramid can have? The base is showing 2 in and the line on the right side of the base which
asked by m 
Physics
A weight W is now placed on the block and 7.7 N is needed to push them both at constant velocity. What is the weight W of the block? Answer in units of N.
asked by Brandon 
English
Can you check these sentences please? Thank you . Thomas Becket was the most venerated among English saints (Can you also say: the most venerated English saint?) 2) Chaucer describe the pilgrims as dynamic characters. 3) Canterbury represents the end of
asked by Franco 
7th grade science
A woman with normal color vision has a colorblind daughter. What are the genotypes and phenotypes of BOTH parents?
asked by SkaterGirl 
physics
A skier of mass 65.0 kg is pulled up a slope by a motordriven cable. How much work is required to pull the skier 57.0 m up a 35° slope (assumed to be frictionless) at a constant speed of 2.0 m/s? J
asked by Anonymous 
physics
A 1000 kg car has four 20 kg wheels. When the car is moving, what fraction of its total kinetic energy is due to rotation of the wheels about their axles? Assume that the wheels have the same rotational inertia as uniform disks of the same mass and size. 1
asked by Joey 
7th grade science
If a mother is a carrier of hemophilia and the father does not have hemophilia, what is the probability that their son will have the trait? Explain.
asked by SkaterGirl 
physics
A hollow sphere of radius 0.30 m, with rotational inertia I = 0.072 kg m2 about a line through its center of mass, rolls without slipping up a surface inclined at 25° to the horizontal. At a certain initial position, the sphere's total kinetic energy is
asked by Joey 
physics
In the figure below, a constant horizontal force !@#$%^&p of magnitude 17 N is applied to a wheel of mass 8 kg and radius 0.70 m. The wheel rolls smoothly on the horizontal surface, and the acceleration of its center of mass has magnitude 0.75 m/s2. (a) In
asked by Joey 
pre algebra
$29/kg = how many cents/ g???? im really confused
asked by Julie 
Physics
A block weighing 9.7 N requires a force of 2.6 N to push it along at constant velocity. What is the coefficient of friction for the surface?
asked by Ashley 
College Physics
A weight W is now placed on the block and 7.7 N is needed to push them both at constant velocity. What is the weight W of the block? Answer in units of N.
asked by Olivia 
Math
How many odd fourdigit numbers, all of the digit different can be formed from the digits 0 to 7, if there must be a 4 in the number? My Answer: There are four options for the last digit (1, 3, 5, or 7). One of the other three digits only has 1 option (for
asked by Ann 
physics
Tarzan (m = 75 kg) tries to cross a river by swinging from a 10.0 m long vine. His speed at the bottom of the swing, just as he clears the water, is 8.0 m/s. What is the total force Tarzan excerts on the vine? N
asked by Anonymous 
Math
the measure of angle CED equal 39 degree,the measure of angle CEL is (3x6) degree and the measure of angle LED equal (x+25) What Is the value of X?
asked by DaLoris 
spanis PLEASE PLEASE HELP !
Your friend asks you questions about everything he sees. Answer his questions as indicated. example: Es la casa de Manolo? Si, es su casa ES la casa de susana? No, no es su casa. 1) Son los hermanos de Anita Si, son sus hermanos 2)Son los padres de Felipe?
asked by mike 
algebra
you receive a $25 gift card card to a sporting goods store for your birthday. you are looking at skateboards and want to spend no more than $85 of your own money. a. write and solve an inequality to find the prices(p)in dollars of skateboards you can buy
asked by blue13 
Physics 12th Grade
An archer puts a 0.34 kg arrow to the bowstring. An average force of 220 N is exerted to draw the string back 1.3 m. Assume that air resistance is negligible. If the arrow is shot straight up, how high does it rise? I am confused at how to find the
asked by Sarah 
Math 12
sum of 2nd and 5th terms of a geometric sequence is 13. the sum of the 3rd and 6th is 39. determine: a) the ratio "r" of the sequence b) the first term "a" of the sequence
asked by Serina 
Math (Reiny)
Regarding my question below, when the question talks about digits 07 do we include the 0. In other words, are the possible digits 0,1,2,3,4,5,6,7 or 1,2,3,4,5,6,7? Thanks again for your help. How many odd fourdigit numbers, all of the digit different can
asked by Ann 
Physics
A hiker shouts toward a vertical cliff 675 m away. The echo is heard 4.00 s later. (a) What is the speed of sound of the hiker's voice in air? m/s (b) The wavelength of the sound is 0.774 m. What is its frequency? Hz (c) What is the period of the wave?
asked by Tiara 
algebra
Adventures, inc. has a $1500 group rate for an overnight rafting trip on the Colorado River. for the last trip five people failed to show, causing the price per person to increase by $25.00. how many were originally scheduled for the trip?
asked by Taylore 
ALGABRA
6.67X1011 nm2/kg2 WRITE THE UNIVERSAK GRAVITIONAL CONSTANT USING POSITIVE EXPONENT ALSO WRITE THE CONSTANT AS A DECEMIAL
asked by ron 
physics
A rope goes over a circular pulley with a radius of 6.3 cm. If the pulley makes four revolutions without the rope slipping, what length of rope passes over the pulley?
asked by melissa 
chemistry
At STP, what is the volume of HBr that will result from the reaction of 10 liters of H2 and 10 liters of Br2? Work would be nice :]
asked by Anonymous 
Science
The law of conservation of energy states that energy can neither be created nor destroyed. In many instances it may look as though energy is gained or lost, but it is really only changed in form. How is the law of conservation of energy represented when an
asked by Steven 
physics
At the instant the displacement of a 2.00 kg object relative to the origin is d = (2.00 m) + (4.00 m)  (3.00 m) , its velocity is v =  (5.50 m/s) + (2.90 m/s) + (3.20 m/s) , and it is subject to a force F = (5.70 N)  (7.80 N) + (3.80 N) . (a) Find the
asked by Joey 
English
I'm writing a Precis of a book and it asks to to put the literary period and country I tried to look but I still don't really understand. Thanks
asked by Lala 
physics
Approximate the gravitational force of attraction between a 46.0 kg girl and a 60.0 kg boy if they are sitting 2.5 m apart in physics class. N
asked by Anonymous 
5th grade Math
I need to know how to write in word form how 7/8 is greater than 5/6
asked by Cameron 
Geometry
The measure of a single angle in a regular octagon is (4x + 12)°. Find the value of x. Show equations and all work that leads to your answer
asked by Clarissa 
science
what r 10 gases liguids and solids
asked by Anonymous 
physics
In the figure below, a solid cylinder of radius 12 cm and mass 11 kg starts from rest and rolls without slipping a distance L = 6.0 m down a roof that is inclined at angle è = 30°. (a) What is the angular speed of the cylinder about its center as it
asked by Joey 
Math 157
A group of 10 students consists of 3 girls and 7 boys. How many ways can the students be arranged from left to right if the first 3 students are girls and the remaining students are all boys?
asked by Rena 
Dynamic Earth
In Egypt, the Great Pyramids of Giza face slightly east of true north. Explain why the pyramids might not line up with true north as builders likely intended. Assume that the builders 4500 years ago could determine directions accurately. I tried searching
asked by Anonymous 
algebra
you receive a $25 gift card to a sporting goods store for your birthday. yo are looking at skateboards and want to spend no more than $85 of your own money a. write and solve an inequality to find the prices p in dollars of skateboards you can buy b. what
asked by blue13 
Algebra
For this circle, a 50 degree central angle cuts off an arc of 6 in. What is the circumference?
asked by Ryland 
geometry
What is the area of a sector where n= the measure of the central angle, r=radius, and d=diameter. n=90 degrees, d=18cm
asked by deion 
Identifying adverbs and adjectives
The test (adverb)of wills between Jack Byrnes and Greg Focker escalates (adjectives) to new heights. It has taken 10 years, two little (adjectives) Fockers with wife Pam and countless hurdles for Greg to finally get "in" with his tightly (adverb) wound
asked by Tony 
American Government
Committees made up of members from both the House of Representatives and the Senate are called Question 18 answers 1.)standing committees. 2.)select committees. 3.)subcommittees. 4.)joint committees. I think it's either 2 or 4 not sure please help!
asked by Andrew 
chemistry
How many formula units are present in 351 g NaCl?
asked by Anonymous 
Language
My teacher told my to do all these sentences over but i don't know what is wrong with them ?? Well here are the sentences : I need a radar for my aunt because she drives way to fast. In gifted and talented I wrote a story about a groundhog that saw it's
asked by Tati 
Medical Information management and office practice
What are the disadvantages of manual indexing?
asked by jules 
Math
a 10 foot ladder is leaning against a wall at a 40 degree angle. how far up the wall does the ladder reach?
asked by AveryKae 
physics help pleease!!
A rope goes over a circular pulley with a radius of 6.3 cm. If the pulley makes four revolutions without the rope slipping, what length of rope passes over the pulley? how can i find distance if the only variable given is radius and revolutions?
asked by lissa 
math
a picher cotained 2 liters of water justin drank 355 milliliters of the water how many milliliters of water were left in the pitcher
asked by courtanay 
chemistry
Determine how many liters of nitrogen will be required to produce 87.0 liters of ammonia. The balanced equation for this reaction is: 3H2(g) + N2(g) ==> 2NH3(g).
asked by Lisa 
algebra
y>=1 x>=5
asked by beth 
math
find the shaded area in the circle with a rectangle ( 3 x 4 ft dimension) inside the circle. I don't understand how to figure out the shaded area which is all the space between the circle and the rectangle?
asked by m 
Math
What happens to the inequality symbol when you do the following to each side of an inequality? 1. Subtract a negative number
asked by Help 
Intermediate Accounting 305
You have just been hired as a consultant to Tangier Industries, a newly formed company. The company president, John Meeks, is seeking your advice as to the appropriate inventory method Tangier should use to value its inventory and cost of goods sold. Mr.
asked by Darlene 
Algebra
Two questions? Build a patiohypotenuese is 50 feet long the two sides of patio are same. What is the length of one side of the patio I think I set it up a^2 + b^2 = c^2 a^2 + b^2 = 50^2 a^2+ b^2 = 2500 then I just could say 2a^2 = 2500 a^2 = 2500/2 a^2 =
asked by Jack 
algebra
restaurants typically pay wait staff an hourly wage that is lower than minimum wage. the wait staff is expected to make up the difference in tips. the minimum wage is $5.15 per hour and a restaurant pays the wait staff $4 per hour a. if a waitress works an
asked by blue13 
Math
Anna is 3 years older than Laura. The product of thier ages is double the sum of thier ages. How old are they?
asked by Dayton 
chemistry
When 0.25M (Molarity) aqueous solutions of ammonium chloride and lead (II) nitrate are mixed a precipitate forms. How many grams of solid would be produced by mixing 250 mL of each solution?
asked by Palak 
calculus
state increasing, decreasing, max, min for f(x)= x^(1/3) (x+4) Here is my work: f'(x)= 4/3x^(1/3) + 4/3x^(2/3) 4/3x^(1/3) + 4/3x^(2/3)=0 x=0 x= 1 Increasing: [0, ∞) Decreasing: (∞, 0] min @ x=0 max: none Is this correct?
asked by Anonymous 
math
how do I get the simplest form for this and other problems? 1/7x= 6/7
asked by tony 
accounting
Case 1 (8 marks) Bona Bonjela works as a bricklayer and earns $45,500 per annum. His wife, Leslie, has a parttime job in which she earns $18,500 per annum. Leslie has been left an inheritance of $300,000 by her aunty. If this money is invested in a bank
asked by hashan 
English 1
Underline the correct pronoun in parentheses. 1. Many socalled Founding Fathers are famous one or two of (his, his or her, their) accomplishments, but anyone who knows (his, his or her, their) history knows that Franklin is known for many things,
asked by Brad 
English 1
Underline the correct pronoun of each pair in parentheses. 1. Women (who, whom) raise families do as much work at home as at their jobs. whom 2. In North America society, it is still mainly women (who, whom) cook dinner, clean the house, check the
asked by Brad 
math
two baseball players bat first and second in the lineup the first batter has on base percentage of 0.46 the second batter has an on base percentage of 0.31 if someone is on base but only 0.23 if the bases are empty at the start of the game what is the
asked by w 
algebra
8x(6x+7)=3 x =
asked by beth 
physics
A yoyo has a rotational inertia of 860 g·cm2 and a mass of 150 g. Its axle radius is 3.4 mm, and its string is 90 cm long. The yoyo rolls from rest down to the end of the string. (a) What is the magnitude of its linear acceleration? 1 cm/s2 (b) How long
asked by Joey 
hca 250
I need an example of a pain disorder (somatoform disorder). Anyone have any suggestions?
asked by mari 
spanish/help please
Your friend asks you questions about everything he sees. Answer his questions as indicated. example: Es la casa de Manolo? Si, es su casa ES la casa de susana? No, no es su casa. 1) Son los hermanos de Anita Si, son sus hermanos 2)Son los padres de Felipe?
asked by mike 
math
the lenght of the hypotenuse of a right triangle is 4cm. the lenght of one leg iz 2m. find the lenght of the other leg.?
asked by angel 
social studies
HAPPY NEW YEAR!! The winter monsoon winds come from northeast. What makes the winds from that monsoon cold? My answerBecause in the winter land is colder than the oceans because of the northern hemispheres closeness to the equator? Is this correct?
asked by Reed 
math
Looking at a basketball court diagram. The shaded area is the free throw lane and the arc that is attached to the lane only. Find the shaded part of this diagram. The foul line is 15 ft from the basket which is 4 ft from the end line. The lane is 12 ft
asked by m 
PhysicsPlease check calc
I did this problem last night with Damon's help and I think it's correct at the end of the iscould you please check it? Calculate amount of energy needed to completely vaporize a 50g piece of 20 degree C silver melting point 1064 C L(f) = 64KJ/Kg Boiling
asked by Matt W 
biology
is glycine the most rigid amino acid in collagen
asked by bubble 
MATH
Aircraft are landing and taking off on parallel runways at a busy airport. On its approach, one aircraft descends from an altitude of 1200m to an altitude of 500m in 35s. During the same time, a departing aircraft climbs from an altitude of 200 m to an
asked by Anonymous 
Math
Out of a group of (50,000) births, the number of people, f(x), surviving to age (x) is modeled by the function f(x)=5000 square root 100x. To what age will (20,000) people in the group survive?
asked by Marie 
solving systems by elimination
What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10)
asked by alli 
english
needing to write 5 sentences that are no repeat sentences about New Years resolution and you can not repeat any words already used in any of the other sentences
asked by Eli 
math
one company offers customer an internet coupon to get a $2 discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
asked by tracy 
algebra
WHY ISN'T SOMEONE HELPING ME WITH THIS QUESTION?? you receive a $25 gift card card to a sporting goods store for your birthday. you are looking at skateboards and want to spend no more than $85 of your own money. a. write and solve an inequality to find
asked by blue13 
math
when c = 4, what is the value of the expression 72 divided by c?
asked by jesten 
algebra
Ms. Sue I have tried to answer this question. If I could answer it on my own, I would not be needing your assistance. Thank you. WHY ISN'T SOMEONE HELPING ME WITH THIS QUESTION?? you receive a $25 gift card card to a sporting goods store for your
asked by blue13 
English
1.Everyone is wearing (his or her, their) costume tonight. 2.Neither of the actresses wore (her, their) hat. 3.Did anyone forget to bring (his or her, their) notes. 3.I don't know if either of the girls will sing (her, their) lines tonight. 4.Somebody left
asked by Amy 
math
Mike would like to enlarge his rectangular front yard which is currently 80 feet by 40 feet. He can only extend the width and length by 5x feet. If x = 7 feet, what will be the increase in area of the front yard? How can this problem be raised to a higher
asked by ayisha 
English
Thank you very much. I need to find appropriate synonyms in the following sentences. I looked them up in the dictionary but I'm still doubtful. 1) Elizabeth I’s, Henry VIII and Anne Boleyn’s daughter, ruled through her Privy Council of about 20
asked by Franco 
Comparative Vertebrate Anatomy
Compare the dermatocranium,splanchnocranium,chondocranium,appendicular skeleton and axial skeleton of the ff: 1. fish 2. amphibian 3. reptile 4. bird 5. mammal
asked by Willoby 
Math Algebra II
Simplify (73i)^2. So would I do this: (73i) (73i) then distribute it .... OR (73i)^2 square everything 49+9i^2 ? thanks
asked by Christina 
Algebra
I am given a graph of a parabola and I have to write a function in at least two forms that will produce the graph. I think that I can write the factored form first since I have the two xintercepts but I don't know what the "a" is in the equation y=
asked by Holly 
math
i have a math competition next saturday can some please give me advice on how to study. some sites snd stuff i really need help for algebra thank you in advance
asked by lily 
Math
The rule for multplying and dividing both sides of an inequality do not meantion zero. Explain why??
asked by PLEASE HELP!! 
math
Consider a simple game in which you will roll a sixsided die and receive $3.00 if you roll a 6. If it costs you $0.90 for each roll, what is the expected value?
asked by Tara 
Math
Is the numbers 5,12,26 a arithmetric or geometric or neither
asked by Karen 
physics
A 1.8 kg particlelike object moves in a plane with velocity components vx = 20 m/s and vy = 50 m/s as it passes through the point with (x, y) coordinates of (3.0, 4.0) m. (a) What is its angular momentum relative to the origin at this moment? 1 kg ·
asked by Joey 
English
1.The chessboard and pieces were placed so that (it, they) could be seen well. 2.The players and the observers looked at (his or her, their) watches. 3.Either the bishop or the knight will lose (its, their) powerful position. 4.Neither the players nor the
asked by Hayley 
Science
Klinefelter's syndrome is an example of
asked by Anonymous 
English1
Underline the correct pronoun of each pair in parentheses. 1. Women (who, whom) raise families do as much work at home as at their jobs. Whom 2. In North America society, it is still mainly women (who, whom) cook dinner, clean the house, check the
asked by Brad 
algebra
2y6x=8 2y=6x+8 y=3x+4 please explain this to me
asked by j 
Math
When f(x)=2x^3+ax^2+bx+c is divided by (x^21) the remainder is x+1. If (x2) is a factor of f(x), find the values of the constants a,b and c. Thanks :)
asked by Matteo 
geometry
Suppose the angle of elevation to the top of a tree is 47 degrees. If you are standing 28 feet from the tree, how tall is the tree? Type your numerical answer only in the answer box. Round your answer to the nearest tenth! The tree is _____ feet tall.
asked by SASA 
Science
what forces would be at work if you were trying to move a 20,000kg block of stone? Withoust using a cart or truck, how could you move the stone?
asked by Chris 
MATH
Determine graphically whether each given point is a solution to the system of linear equations. y = 4x9 y = 2x+3 (2, 1) Is there any good online graph which could help me plot the points and stuff?
asked by Anonymous 
A.P. World History
What practical applications came out of the scientific studies of the 18th century?
asked by Akeyla 
algebra
find 107 divided by 107 to determine how much more intense earthquake A was than earthquake B 107 DIVIDED BY 103
asked by ron 
Fine Arts
3. Which of the following worked as an assistant on the first set of doors of the Florence Cathedral Baptistry? a. Michelangelo b. Brunelleschi c. Donatello d. Ghiberti 8. Which of the following artists created works with such small details that
asked by mysterychicken 
Math
Compare the size of 30 and 0.03. Write the set {the vowels} as a roster. Name the elements in the set {r, s, t, u, v} Find the LCM for 2, 7, 12, and 20.
asked by John 
Math
1/2x > 3
asked by Help 
algebra
3r5s=14 3r+3s56
asked by beth 
algebra
5/4x+1/8x=5/8+x
asked by beth 
math
patty has 123 cds in her music collection. of her cds 27 are country music. estimate the precent of patty's cds that are country music cds
asked by ashley 
calculus
x3 over 8 equals 28 over 32
asked by Johnny 
psy 202
examples of how one domain impacts the other two in adult development
asked by Lori 
English
Can you please check these sentences for me? Thank you. 1)The pilgrims start their pilgrimage at/from Tabard Inn, a place linked with pleasure and go towards the Cathedral of Canterbury, the celestial city of God. 2) You limited yourself to reporting what
asked by Franco 
Physcial Science
How can I apply Newton's First and Second Law to walking? I'm thinking the 1st, is the muscles would apply an unblanced force to make us move? Secondif we're walking and the mass of our body is 130 lbs and we're accelerating at 4 miles per hour, then the
asked by Ray S 
Math
Write 27 as a number is base five. The number 1000^2 is what in base ten? The intersection of two disjoint sets is? Find the solution set of 8x = 32.
asked by John 
Algebra
Predict the next two numbers in this sequence. Leave a comma but no spaces between the numbers. 1/4, 1/9, 1/16, 1/25,...
asked by joshua 
Math
How do you make a function table? This is the question Jackie is saving her money to buy a coat that costs $121. she already has $61 and if she saves $15 each week,in how many weeks can she buy coat? make a function table to answer the question. I know the
asked by Kate R. 
geometry
in a triangle DEF m
asked by Christopher 
Algebra
Write a direct variation equation that relates x to y. Then solve. Show both the equation and the solution. If y = 8 when x = 4, find y when x = 5.
asked by joshua 
Algebra
Write an equation in slope intercept form of the line that passes through (4, 1) and (5, 1).
asked by joshua 
science
I need help make sciencevocab words into sentences I knw sounds easy but for some reason I'm stuck
asked by casper7 
math
The names and ages for each person in a family of five follow: Name !@#$%^& Jane Kirk Jean Scott Age 40 36 8 6 2 a. What is the mean age? b. Find the mean of the ages 5 yr from now. c. Find the mean 10 yr from now. d. Describe the relationships among the
asked by Diana 
physics
A wood block falls from a shelf and hits the ground after 1.2 s. The mass of the block is .25kg. The block hits the floor and comes to rest in .1s. Determine the force applied by the floor
asked by JOHN 
algebra
x over y minus y over x divided by 1 over y plus 1 over x.
asked by Olivia 
Math
How do you solve for x if the equation is 1.2x  0.2 = 12.8 ?
asked by Mia 
advanced 6th grade
niran has 72 centimeter of molding to make a frame for a print. how should he cut the molding to give the largestpossible area for the print using the inside edge of the moldin as the perimeter
asked by pizza 
basic heating systems
primary air for gas combustion is drawn in at the
asked by wayne 
PHYSICAL SCIENCE
what is 21 degrees fahrenheit in celsius what is 1 degrees fahrenheit in celsius
asked by BDM 
Physics
I was sitting in a park on a bench next to another person and I moved tow times the original distance between the two of us, the force of gravity between me and the other person would be: 1. onequarter as much 2. onehalf as much 3. twice as much 4. 4
asked by JulieAnne 
Algebra
Write the pointslope equation of the line through (2, 1) with a slope of 3
asked by joshua 
Algebra
Write the slopeintercept form of the equation of the line parallel to y = 5x + 2 which passes through the point (4, 9)
asked by joshua 
Math 12
the sum of the first 2 terms of a geometric sequence is 3. the sum of the next 2 terms is 4/3. find the 4 terms of the sequence.
asked by Serina 
geometry
In isosceles triangle ABC, AB = BC, and D is a point between A and C on AC. Can you conclude MO > ML, MN > MO, angle L > angle BDA, or angle N > angle BDC
asked by Nick 
math
draw one set of letter from set 1 and place in set 2 draw one letter from set 2 place in set 3 now draw one letter from set 3 what is the probability that the last letter drawn is b? set 1 = bcb set 2 = bb set 3 = b
asked by james 
math
6(n+2)(4n)
asked by jen 
PhysicsPlease check answer
Damon helped me with this calc but I think the answer should be 20, not 22, could someone please check the calculation If a ball is thrown into the wall at 14 m/s and comes off at 6 m/s, what is change of velocity of the ball? I think it would be 146 =
asked by Russ 
calculus
what is the slope of the curve y=tan(6x^2) when x=ð
asked by britt 
Quality
Is it always best for a company to take its time to develop a highquality Web site?
asked by Computer 
algebra
(0,4),(1,3)
asked by beth 
Chemistry
Equivalence point Volume of 14mL and a conductivity of 44. Sulfuric Acid=0.020M and 13mL Barium Hydroxide=100mL Determining the volume of Sulfuric acid added to the equivalence point. Calculating moles of sulfuric acid added at the equivalence point.
asked by Anonymous 
hcs/533
How might inaccurate data captured during the inpatient encounter result in harm to the patient? How can such errors be minimized
asked by keisha 
Math Algebra II
x^24x+12=0 Complete the square to solve for x. Okay I know how to do up to here: (4/2)^2 12=x^24x(4/2)^2 212= x^24x+2 10= DO I FACTOR IT?
asked by Christina 
Math
1/2x > 3 I do not understand how to solve
asked by PLEASE HELP!! 
psy202
•provide an example of how one domain of development impacts the other two.
asked by Raquel 
PhysicsPlease check
Posted by JulieAnne on Wednesday, January 5, 2011 at 5:15pm. Please check my two answers I was sitting in a park on a bench next to another person and I moved tow times the original distance between the two of us, the force of gravity between me and the
asked by JulieAnne 
algebra
A coast guard ship patrols an area of 125 square miles. If the area the ship patrols is a square, about how long is each side of the area? Round to the nearest mile.
asked by Khalin 
Physics
Five pulses are generated every 0.094 s in a tank of water. What is the speed of propagation of the wave if the wavelength of the surface wave is 1.14 cm? can you break it down please.
asked by Tiara 
science
Will is shooting rubber bands at a target on the wall. Describe the types of energy involved in shooting the rubber bands.
asked by Nana 
computer science
Why is it a good idea for an instructional designer to have a good basis in both the theoretical and the development?
asked by unknown 
MATH
CAN 1+1+1=3 BE WRITTEN AS A MULTIPLICATION SENTENCE
asked by B 
math 156
6. Order the following from smallest to largest: a. b. 28, , , 43, 54, , , 12 36 19 47 58 4, 5, 3, 0, 9, 2, 9, 5
asked by Anonymous 
Science
When energy changes forms, the total amount of energy is conserved. However, the amount of useful energy is almost always less than the total amount of energy. Explain the energy conversions and unwanted energy that might be produced by the hinges of a
asked by Elijah 
linear equations
What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10)
asked by alli 
math
one company offers customer an internet coupon to get a $2 discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
asked by tracy 
Geometry
What is the length of the diagonal of a square with side lengths 7 sqrt of 2
asked by Anonymous 
Algebra I (Math)
okay theirs 2 parts to this problem: (by the way i already did part 1) 1. construct a table of the areas of triangles all of which have bases 6 in. long,but whose altitude are respectively 2 in.,6in.,10 in.,and 14 in. draw a graph to represent given in
asked by Anna 
social studies
about how many peole went through ellis island?
asked by jess 
math
one company offers customers an internet coupon to get a $2discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
asked by tracy 
Reimbursement Methodologies
You work for a thirdparty payer performing medical records review. Your job is to match codes that were submitted on the claim to documentation in the medical record. You notice that a code has been input for a colonoscopy precedure, but you don't see the
asked by Jessica 
Business
•Describe several (2 or more) B2B technologies and applications, and also describe several (2 or more) applications or ways B2C can use technology that your pastry business could utilize as part of an ebusiness strategy.
asked by Neverthat 
Reimbursement Methodologies
You're reviewing reimbursement for a Medicare surgical craniotomy case. The case falls into DRG1, which has a relative weight of 3.0970 and a geometric mean length of stay of 6.3. The hospital's current standard reimbursement rate is $1500. Calculate the
asked by Jessica 
Phy202
what are some examples of how one domain impacts the other two in adult development?
asked by Lori 
Science
Using water to generate energy,show the steps in this process to describe what kind of energy are represented or energy conversions are taking place.
asked by Da'shawh Sinkler 
math
how many arrays can you draw for the number 30
asked by aaliyah 
Algebra
Write a formula for this sequence. Type it with no spaces. 50, 83, 116, 149,...
asked by joshua 
Physics
I know how to do displacement, I just get confused by the directions. I walk 6 blocks east and 5 blocks northI come up with 7.8 because I squared 6 + squared 5 and took the square root of 61 but do I say the final displacement is 7.8 blocks east of north
asked by Tina 
Physics
If a ball is thrown into the wall at 14 m/s and comes off at 6 m/s, what is change of velocity of the ball? I think it would be 146 = (8 m/s) Is that correct?
asked by Russ 
social studies
why does the 21st century include 2011
asked by emily 
Science
How old id an artifact if only 1/4 of the hydrogen 3 in the sample remains?
asked by Diane 
math/number sense
i need to draw 3 arrays to show that 20 is a multiple of 2,5, and 10. please help!
asked by shy 
biology
are both ER and secretory vesicles have double bilayer membrane
asked by eng 
8th grade science
I only have one way that the ManoWar defends them self, their stingers. I need one more way. But my search engine only provides that way. :( Also when the Manowar gives birth this happens asexually. but i also need to answer the question how do the man
asked by Lina 
calculus
a rectangular room is 20 ft by 12 ft by 8 ft. If the length is decreasing by 4 inches per minute, the width is decreasing by 5 inches per minute and the height remains constant, how fast is the volume changing after 2 minutes?
asked by Anonymous 
chemistry
If you were given an unknown solution, write the steps that would be needed to prove that a solution contained phosphate.
asked by AJ 
math
a room is shaped like like a triangle. the area of the room is 6 square yards. The perimeter is 10 yards. How wide and long is the room?
asked by wayne 
physics
To solve you use y=VoT+aT2. You know that initial velocity is 0 so the fist term can be canceled and y=70. Than you just solve for T and divide 0.25 by T. a is acceration of gravity, 32.2 ft/(s^2) or (9.8 meters/secondsquared). T = ?(2y/a) The T will be
asked by Anonymous 
Algebra 1
solve using the addition and multiplication principle 22y5y
asked by Anonymous 
math
Solve log. 2 log (x1)= log (x+1) the answer is 3 but i don't know how to get it...Any one hint or suggestion will be greatly appreciated :)
asked by Sabrina 
PreAlgebra :(
Can you answer this, please? Tell whether each equation represents direct variation between x and y. y=3x^2
asked by I NEED HELP! :( 
Zoology
Compare the dermatocranium,splanchnocranium,chondocranium,appendicular skeleton and axial skeleton of the ff: 1. fish 2. amphibian 3. reptile 4. bird 5. mammal
asked by Willoby 
math
i have a math competition next saturday can some please give me advice on how to study. some sites snd stuff i really need help for algebra thank you in advance
asked by lily 
math
find the perimeter of a square with a diagonal of 6 square root 2 in. I am not sure how to figure out this perimeter.
asked by m 
term paper
what is the significance of prayer in school.
asked by nancy 
math
If p = 2 and q = 8, the value of p^3 + 64 squared ÷ q is _____. All i can say is huh????
asked by Diana 
precalculus
Which of these has the greatest average rate of change between 2 and 3 : f(x)=x ;g(x)=X^2 ;h(x)=x^3?
asked by Jenny 
world issues
what are some positive effects of emigration on a specified village?
asked by Ashma 
algebra
What is the additive inverse of 18xy?
asked by tiffiany 
Math
Are you allowed to do this 2log(x1) =log(x+1) 2 (x1)=(x+1) x=3 Please help :)
asked by Sabrina 
quality
Why is quality important for online companies? How would you increase quality for an online business?
asked by Computer 
7th social studies
who gained control of trading between asia and europe
asked by mary 
Math
How do you express (sq.root of 3 + 1)(sq.root of 3  1) in simplest form?
asked by Dee 
Math
What is the units you measure for area please help fast
asked by Katie 
Social Studies
How have the uses of Bamboo changed since 1980 until now?
asked by Jordan 
Math
18 < 2m would the anser be m < 9?
asked by Help 
math
(3.5x10^3)(4.2x10^7)
asked by jen 
math
i was shown example: x+6=5 6=5 65=x x=11 please explain to me how they got this
asked by j 
math
21% of 82
asked by graciela 
Math
1/2x > 3
asked by Help 
Chemistry
are molecules that are polar in nature assymetrical or symmetrical ?i think assymetrical ?
asked by Martin 
Chemistry
What is the maximum amount of sodium chloride that will dissolve in 250 mL of water at zero degrees celsius?
asked by Gregory 
Bio
Why does an athlete switch from aerobic to anaerobic metabolism during strenuous exercise? How is aerobic metabolism better for the athlete than anaerobic metabolism?
asked by Anonymous 
English
I forgot to include these other sentences. I hope you can look at them too. 1) The merchant had a forked beard. He wore a motley dress, a Flemish beaver hat and daintily buckled boots. He sat high on his horse when riding. 2)He told his opinions in solemn
asked by Franco 
Science
Which of the four compounds contains a metal? HC2H3O2 CaCO3 C3H8 CO2
asked by Whitney 
physics!
A freight train has a mass of 1.8 × 10 7 kg. If the locomotive can exert a constant pull of 6.2×10 5 N, how long does it take to increase the speed of the train from rest to 70 km/h? Answer in units of min.
asked by monica 
choir
i want to become a r&b singer
asked by taylor 
business
#28 The following is a partial ANOVA table. Sum of Mean Source Squares df Square F Treatment 2 Error 20 Total 500 11
asked by karen 
8th grade science
HI! I need help with detremining how long my essay should be. It has to be from 45 minutes long. Thanks!
asked by Lina 
math
please tell me I did this problem right..4z=4/5 4/1 x 5/4=20/4 = 5
asked by tony 
Math
3x < 0
asked by Help 
History
What was the influences of the Medieval age on American education, religion, and beliefs
asked by Nita 
trig
what is the value of the discriminant x^29
asked by bob 
Human Body Systems
Is the pupil medial to the iris?
asked by Thomas 
History
What was the significance of education of medieval tradition period
asked by Jibreel 
Education
Describe the signigficance of empact of education for scientific thinking and religious revolutions
asked by Lateefa 
ece
What are the three main components of Developmentally Appropriate Practice?
asked by Porshe 
English
Would the fact that the title is called Bloom because the girl in the book blooms open her new personality be a symbol or irony?
asked by Lala 
PreAlgebra
The rules for multipying and dividing both sides of an inequality do not mention zero. Explain why ???
asked by Bailey 
American Government
Which of the following is NOT a key role of the President? to decide if laws are unconstitutional perform many ceremonial duties command all military offices during both peace time and during war responsible for executing the nation's laws I Think it's 3
asked by Andrew 
math
explain how you could show five less than a number using an expresson
asked by jesten 
HELP IN ENGLISH
Would the fact that the title is called Bloom because the girl in the book blooms open her new personality be a symbol or irony?
asked by Lala 
physics
a mass 3 kg is dropped from a 20m high stand how long does it take to reach the ground?
asked by mara 
physics
a mass 3 kg is dropped from a 20m high stand how long does it take to reach the ground?
asked by mara 
Math
[60]___[60] < > = Please help me!!
asked by Tiana 
algebra
A ball has been hit with an initial velocity of 24.5 m/sec from a height of 5.375 meters off the ground. Write an equation that models the height of the ball.
asked by Holly 
math
how many arrays can you draw for the number 30
asked by aaliyah 
Algebra
50, 83, 116, 149
asked by joshua 
Algebra
Write a formula for this sequence. Type it with no spaces. 19, 11, 3, 5,...
asked by joshua 
8th grade science
Hi! For a research project from my science class I'm having trouble trying to find an answer to the following problem. How does the ManoWar care for their young? Thanks!
asked by Lina 
math
find the mean:6,11.5,3 1/3,5.9,6.75
asked by hamza 
math
in algebra if you have a problem like 2+2 will the answer be negative or positive? can you please explain why
asked by lily 
algebra
solve and give two answers X^2=44
asked by mike 
Algebra
Write an equation in slope intercept form of the line that passes through (4, 1) and (5, 1).
asked by joshua 
Algebra
Write an equation of the line that passes through (8, 3) and (4, 3).
asked by joshua 
Algebra
Slope Intercept...y3x=4
asked by Morris 
INTERNET CONCEPTS
Hi...I am really stuck. May I have some help??? What would be some reasons as to why a programmer may want to search a string? How can the search() function assist with this?
asked by Jim 
Algebra
Write an equation in slopeintercept form of the line with an xintercept of 6 and a yintercept of 5.
asked by joshua 
Englishhelp
1)Let the instrument switch on for 1 hour before analysis. 2)On the instrument for 1 hour before analysis. 3)Switch on the instrument and leave it on for 1 hour before analysis. 4)Switch on the instrument and conduct the analysis after 1 hour. 5)Turn on
asked by annie 
Algebra
Write an equation of the line that passes through (8, 3) and (4, 3).
asked by joshua 
Algebra
Write an equation in slopeintercept form of the line with an xintercept of 6 and a yintercept of 5.
asked by joshua 
physics
A 34.5 cm wire carrying a current of 12.0 A passes through a magnetic field of 2.35 x 102 T. (a) What is the maximum force exerted on the wire?
asked by Anonymous 
Math
How do you draw 2 shapes with an area of 6 square units and a permeter of 12 units?
asked by Austin 
algebra
for a person 6 feet tall who weighs 200 pounds, find the value for k in the equation w = kh to the 3rd power
asked by Jeff 
basic heating systems
primary air for gas combustion is drawn in at the
asked by wayne 
Algebra
If y = 45 when x = 9, find the direct variation equation that relates y and x
asked by joshua 
Math short but tricky
Solve log. 2 log (x1)= log (x+1) the answer is 3 but i don't know how to get it...Any one hint or suggestion will be greatly appreciated :)
asked by Sabrina 
math
what is 0.75 of 125?
asked by Yovonda 
Algebra
Write the slopeintercept form of the line which passes through (4, 2) with a slope of 1/2
asked by joshua 
Algebra
Write the slopeintercept equation for the line through (3, 7) and (9, 3)
asked by joshua 
Algebra
Write the equation y  2 = 4(x + 5) in standard form
asked by joshua 
physical science
Balance this chemical equation. ___ K(s) + ___H2O(1) >>>>> KOH(aq) + H2(g)
asked by BDM 
English
1.Anyone who needs help may consult (his or her, their) script. 2.A few of the dancers brought (her, their) shoes. 3.Most oh the costumes are missing (its, their) buttons. 4.More of the material needs to have (its, their) edges trimmed. 5.All of the
asked by Amy 
statistics
What level of measurment would i use for ages of the members of congress
asked by Kristine 
Math !!!!ASAP!!!!!
x+(x31)+(x22)= 61
asked by pkd