Questions Asked on
February 2, 2017

math
n apples are to be packed into m boxes so that each box contains the same number of apples. How many apples will be packed into each box in terms of m and n?
asked by Anna 
math
Solve: a toy store has 38 red spiders. It has 43 black spiders. Does it have more red spiders or black spiders? 38
asked by Anonymous 
Chemistry
Net ionic equation for the reaction of strontium nitrate and sodium carbonate.
asked by Otoobong 
Physics
A particle with charge −5 µC is located on the xaxis at the point −4 cm , and a second particle with charge −6 µC is placed on the xaxis at 4 cm. What is the magnitude of the total electrostatic force on a third particle with charge 8 µC placed
asked by Ariane 
Physics
The value of the electric field at a distance of 86.9 m from a point charge is 74.9 N/C and is directed radially in toward the charge. What is the charge? The Coulomb constant is 8.98755 × 109 N · m2 /C 2 . Answer in units of C.
asked by Derek 
Math
How many pieces 3/7 of a foot each can I make out of 7/2 feet of rope?
asked by Grace 
english
"Plants may be ploughed _______ the soil." Would the blank space be 'the', or 'underneath'?
asked by anomaly 
Physics
Could you please check these? The work of which scientist(s) helped to explain light's ability to propagate through a vacuum? ++A. Maxwell B. Davisson and Germer C. Fresnel, Fraunhofer, and Arago D. Newton An object that has a height of 0.4 meter is placed
asked by please help 
Math
Leslie used more than a 1/2 cup but less than 1 whole cup of flour for recipe. what fraction of a cup Leslie used. Explain.
asked by Ashley 
Math
Emily drives 1000km in the first week of her journey. Every week Emily increases the distance by 50%. So, in the second week she drives 1500km, and in the third week she drives 2250km. How far will she have travelled altogether after 5 weeks? A. 5062.5km
asked by Anonymous 
Microbes and Society
The Forer Test of Personality that you took while reading this week's lecture notes appeared, at first glance, to offer insightful results. Later, you discovered that it actually displayed poor Answers: a. Divergent Validity b. Convergent Validity c.
asked by Amber 
Physics 2 Please help
The figure below shows two points in an Efield: Point 1 is at (X1,Y1) = (3,4) in m, and Point 2 is at (X2,Y2) = (12,9) in m. The Electric Field is constant, with a magnitude of 68 V/m, and is directed parallel to the +Xaxis. The potential at point 2 is
asked by Joshua 
Physics
A cylinder of fixed capacity44.8liters contains helium gas at standered temperature and pressure. What is tge amount of heat needed to raise the temperature of the gas in the cylinder by 15°C
asked by Hityasha 
science
calculate the moles of oxygen atom in 6.2 g of calcium carbonate?
asked by j 
Physics
The liquid in the open tube manometer is mercury, y1=3cm and y2 = 7cm. Atmospheric pressure is 980mbrs. (A) what is the absolute pressure at the bottom of the Ushape tube? (B) what is the absolute pressure in the open tube at a depth of 4 cm below the
asked by Rizal 
MATH
RAQUEL IS NOW 3YRS OLDER THAN BEN.IN 5 YRS,THE SUM OF THEIR AGES WILL BE IS HOW OLD ARE THEY NOW?
asked by ADELANE MAHINLO 
calculus
if limit x>0(4g(x)/x)=1
asked by heather 
math
I bought 3 oranges for 29p and 2 drinks for 90p. How much did I spend altogether? Does it mean 29p for each organes or for all 3 oranges? cheers!
asked by Han 
English
1. Yes, that’s a good argument, but there needs to be a limit to how much money is awarded.  Is 'there needs to be a limit' grammatical? What toehr expressions can we use instead of it? 2. There is a limit to how much money is
asked by rfvv 
Math
Question! If you put a bacteria in a beaker that doubles itself every minute at 11 and it's full at 12 at what time is it half full
asked by Sagar 
English
Posted by rfvv on Wednesday, February 1, 2017 at 7:59pm. 1. I totally disagree with you. 2. I completely disagree with you. 3. I entirely disagree with you. ( Do they mean that I don't agree with you at all?) (Are they grammatical? What is the difference
asked by rfvv 
English
Thank you for your help. One more similar question goes as follows. I have summarized a little. 1. I disagree with you a hundred percent. 11. I don't agree with you at all. (Are both the same?) 2. I don't agree with you a hundred percent. 21. I agree
asked by rfvv 
calculus
A student throws a ball upward from a height of 48ft, initially at 32ft per second. What is the maximum height of the ball?
asked by Haze 
calculus
limx>3 5/x3 I think it is inf but I don't know how to prove it
asked by heather 
English
1. I don't like him a hundred percent. 2. I like him in part (partly). 3. I don't like him at all. (Does #1 mean #2 or #3?) 4. I dislike him a hundred percent. 5. I like him partly. 6. I don't like him at all. (Does #4 mean #5 or #6? It is a little
asked by rfvv 
English
1.I didn't finish the work a hundred percent. 2. I didn't finished the work completely. 3. I finished the work in part. 4. I didn't finished the work at all.  Are #1, #2 and #3 the same?#4 is not the same, right?
asked by rfvv 
math
I buy 6 CDs for $6.99. How much change do I get from $50? Please does it mean one CD $6.99 or 6 CDs total $6.99? Cheers!
asked by Han 
Math
Decide if the following pair of functions are of the same order. (a) f(x) = x^2  7 and g(x) = x^2 + 7 I found this example solution online: a). f(x) = 3x + 7 and g(x) = x x
asked by Winston 
math
1. Clay is on the basketball team at his high school. In one game, he had a total of 20 points, made up of 2point and 3point baskets. If he made a total of 9 baskets, how many of each type shot did he make?
asked by shatesia 
maths
In a class, 22 offer maths, 21 offer English and 25 offer science. 4 students offer all three subjects and 36 offer exactly one subject. If all the students offer at least one of the subject, then how many offer two subjects?
asked by Courage Danquah 
Math 1100
A pipe 24ft long is cut into four pieces, the first 4ft long, the second 5ft long, and the third 7ft long. What is the length of the remaining piece ?
asked by Gabby 
physics
with what velocity must a body be thrown from earth surface so that it may reach a height 4Re the earth surface. given Re=6400km g=9.8m/s
asked by kavya 
Assessments
If an instrument requires some professional judgments in scoring, then the manual should also include information on:
asked by Anonymous 
physics
what is gravitational field of the earth?
asked by kavya 
Physics
An object is placed 20.0 cm from a thin converging lens along the axis of the lens. If a real image forms behind the lens at a distance of 8.00 cm from the lens, what is the focal length of the lens?
asked by Lauryn 
math
102+3x5 no parethesis
asked by Donna 
6th grade Social studies quiz PLZZZZ HELP ME!!!!!!
The pacific islands are formed by coral reefs called... A. volcanic B. reefs C. atolls D. plates
asked by Kailyn 
science
Depth of water in swimming pool is 1.5m. When we see from top the depth appears to be_.
asked by light 
Math (Algebra 2)
What is the probability of choosing an H or a vowel? Honorable is the word. This is how I answered it Its mutually exclusive because of the key word "or" which is the Union. P(H)+P(Vowel)=1/9+4/9 Answer is 5/9 did I solve this right? Thanks
asked by Hannah 
^th grade social studies
2. what is the reason few people have settled in the interior of Australia? A. no mineral wealth is in the area B. land is too expensive C. the area is too dangerous D. the area little water and arable land
asked by Kailyn 
SS
If you wanted to catch a rainfall in Israel, where would you visit. A:Southern Israel B:east of the Jordan River C:the Dead Sea D:the Mediterranean Sea I think it is either C or D Thank you for your time
asked by Jaden 
chemistry
a student performs the lab on an unknown metal and obtain the following data
asked by mary 
Algebra
Use the figure to answer questions 13 file:///C:/Users/Student/Downloads/64275621201225329PM1227809791%20(1).png 1. Name a pair of complementary angles. ∠1 and ∠4 ∠1 and ∠6 ∠3 and ∠4 ∠4 and ∠5 2. If m ∠1 = 53°, what is m ∠4? 53°
asked by math 
MathMatrix
Suppose v= (1 x) is a 3eigenvector of A= (5 1 6 0), then x=?
asked by RA 
MathMatrix
Suppose A = ( 6 9 1 4). Then the largest eigenvalue of A is? The smallest eigenvalue of A is?
asked by RA 
History
1. What belief united the Progressive movement? A) that society's problems could be solved B) that education needed reform C) that there should be a federal income tax D) that political bosses should not hold office 2. What was the main reason for the
asked by Amilia 
MathMatrix
Q1. Suppose A= ( 1 2 3 4 3 2 1 3 1 ), then the determinant of this matrix is? Q2. Suppose det ( 1 2 3 1 4 5 y 4 5)=0, then y=?
asked by RA 
science
Define the photoelectric effect?
asked by niraj 
set maths
In a survey of cars,it was found DAT 75% were old,65% were small nd 50% had been involved in an accident.8% were accident free large old cars,20% were accident free small new cars, 7% were accident free small old cars,6% were new small cars which had an
asked by naomi 
Physics
There is a rectangle of length 1.40 cm and width 6.10 cm in the xyplane. If the electric field can be expressed by (100.[^(i)] +234 [^(k)]) N/C, what is the flux through the rectangle?
asked by Fred 
algebra
The difference between two numbers is 108 less than their sum.If the larger number is twice the smaller number,find the difference between the two numbers.
asked by rashida 
Math
How can I find the equation for x From (x/y) = (x+ab)/z
asked by Afeef 
spainsh
which popular breakfast food in the united states is now becoming popular in argintiana as well a. cereal b. waffles c. oatmeal
asked by mackenzie 
Math
Frank has $20 less than Tracy. John has twice as much as Frank. Patty has three times as much as John. Together they have $340. How much does each person have? I tried multiple different numbers but they were either more or less then $340
asked by Natasha 
physics
The surface shown is a square and has a side length of 14.0 cm. The electric field acting on this area has a magnitude of 180. N/C at an angle of 27.5°. Calculate the electric flux through the shown surface.
asked by Henri 
Math Help Pleaseee
Find the surface area for the given prism a. 564in^2 b. 664in^2 c.1,120in^2 d.1,080in^2
asked by Mrs.Dummy 
Math
If (a) varies directly as (b) and b= 20 when a= 4, find (b) when a=60 I don't understand this question at all
asked by Kendall 
Math
Mike and Jennifer are preparing for a race. On Friday, Mike ran for 3 2/5 hours and Jennifer ran for 4 3/4 hours. How much longer did Jennifer run (in minutes)? I know that 3 hours= 180 mins 4 hours = 240 mins But I'm not sure what the fractions would be,
asked by Micheal 
Math  fractions
Name 2 fractions between 1/2 and 5/7
asked by Gursimran 
Math
8x + 14y = 24 6x + 7y = 10 We are suppose to solve for x and y but I don't get the right answer
asked by Adam 
Algebra Square Roots
For which value of x should the following expression be further simplified? \sqrt{ 39x} a x = 2 b x = 6 c x = 10 d x = 11
asked by Anna 
^th grade
2. What is a reason few people have settled in the interior of Australia? (1 point) A.No mineral wealth is in the area. B.Land is too expensive. C.The area is too dangerous. D.The area has little water and arable land.
asked by Kailyn 
history
3.Although Lincoln identified slavery as a "moral, political, and socially wrong" in 1858, what proposals did he publically agree with at the time? Select all that apply. A.allow slavery where it already existed B. eliminate slavery in every U.S. state and
asked by iminneedofhelppls 
Math
A woman drove her car on a road running due north at a given rate for 6 hours. She continued her trip on an unsaved road due east for 5 hours at a rate of 4mph slower. Had she been able to go to her destination in a straight line from her starting point
asked by Joey 
Math
Charles is going camping with hisis family. Their campsite is five eighths 5 8 mile away. They walk at a steady speed of 1 and one fourth1 1 4 mi divided by hmi/h. How many minutes will it take them to get to the campsite?
asked by Jack 
Math
5x  4y =3 Y = 3x + 5 Solve for x and y How do we solve for x and y when the formats of the equations are different. That's we here I'm lost. When I try to get the answer I get confused
asked by Jackie 
History
According to Americans living in the cities, what was a sign of a communist revolution in the United States? A The rise of mass culture B Labor Strikes C The deportation of anarchrist D The Great Migration I say its D
asked by Help asap 
6th grade Social studies quiz PLZZZZ HELP ME!!!!!!
6. What would be an example of how the Maori are reclaiming their culture? (1 point) A.learning English B.playing rugby and other sports C.studying Maori culture in schools D.learning how to cook Asian cuisine 7. What conclusion can correctly be made about
asked by Kailyn 
Maths
A quadrilateral is called cyclic if its corners lie on the circumference of a circle. An example is shown below left: the circle has radius 5 The area A of the quadrilateral for different x values is plotted on the right. It can be calculated that this
asked by Sam 
Math/ slope
write equation of line through the point ( 3,2) and slope of 1/4 in slope intercept form
asked by Nicki 
math
On Monday the temperature was 50 degrees the temperature increased by 22%. what was the temperature on Tuesday. 72 degrees 65 degrees 56 degrees 61 dgrees
asked by A! 
Science
A car was travelling at the speed of 20m/s when the driver saw a cat on the road 40 m away. He step on the brake and the car came into a halt after 6 seconds. How far did the car travel. What will happen to the cat?
asked by Cecile Bambalan 
social studies 6th grade!!s
Which statement is correct? (1 point) Aborigines were the first people to settle Australia and New Zealand. Aborigines were the first people in Australia, and the Maori were the first people in New Zealand. The Maori were the first people in Australia, and
asked by Kailyn 
Check answers please: Health
1. When reading a recipe's ingredients, which substance makes the recipe an unhealthy choice if it is present in a high amount? A. Fiber B. Protein C. Trans fat*** D. Unsaturated fat 2. Of the five food groups, which one should be consumed in the smallest
asked by ThatOneLoaf 
History
Help please! analyze an economic and political activity in the Caribbean South America since its independence. Include at least one example os an economic activity and one example of a political activity.
asked by softball lover 
PreAlgebra
The team won 12 of its 20 games. The team’s wonlost ratio i?
asked by Belle 
MATH
Scale 3 cm = 50 miles 1. Did you know Chillicothe was once the capital of Ohio? The distance from Chillicothe to the current capital, Columbus, is 48miles. Using the scale on the map how many centimeters apart are the two cities? Make sure you label your
asked by Shawn 
science
a box of cleaning supplies weighs 15 N. if the box is lifted a distance of 0.60 m, how much work i sdone? A)0.040 J B)9 J C)14 J D)25 J
asked by little kakashi hatake 
Statistics (elementary probability theory)
In an examination 60 candidates offer maths, 80 offer english,and 50 offer physics, if 20 offer maths & english, 15 offer english & physics, 25 offer math & physics and 10 offer all the 3. How many students entered to the examination ?
asked by Bulama dgn 
physics
What is the quantity of thermal energy needed to 0,10kg convert ice at 10 degree Celsius into steam at 100 degree Celsius
asked by Nunyui Daisyruth 
social studies
You live on a small island in the pacific ocean. though beatuiful, your island has poor soil for farming and few natural resources. you most likely live?
asked by Jayden 
Elementary statistics
Prove the demorgans second law (anb)'=(a'ub'). Sho that au(bnc)=(aub)n(auc).
asked by Bulama dgn 
Math
Fill in missing values for a rectangular prism? Length is 8. Width is missing. Height is 14. Surface area is missing. Volume is 324.8
asked by Liza 
Maths
Kim drives 156 miles from Rotherham to London. She drives at an average speed of 60 miles per hour. She leaves Rotherham at 7:30 am. Does she drive in London before 10:00 am?
asked by A B I 
Biology
DNA is a nucleic acid made up of monomers called A. nucleotides B. polypeptides A?
asked by Amber 
Maths
9.48÷4 long division
asked by Thobile 
Biology
Why would the GBI (Georgia Bureau of Investigation) want to use gel electrophoresis? A. Determine if someone has a genetic disease B. Determine the paternity of a child C. Determine the proper genetic sequence to make insulin D. Determine the identity of a
asked by Amber 
Maths
4.The sides of a regular octagon is 0.8m. The sides of a regular pentagon are 0.12m. Which one has the larger perimeter?
asked by Kye 
Maths
A speed camera takes two photographs of a car. Photo 2 was taken 0.5 seconds after Photo 1. Marks on the road are 0.8 meters apart. Calculate the average speed of the car in m/s.
asked by Bella 
English
punctuate the following:He did not however gain his object
asked by Kago Koonne 
Math m1
A car of mass 1 tonne is towing a trailer of mass 400kg. They are connected by a rigid rod. Initially they are travelling at a constant speed. The car then accelerates. If the force in the rod is 600 N, find the acceleration of the car and the driving
asked by Stephan 
dynamics
The acceleration of a particle is defined by the relation a = k/x . It has been experimentally determined that v = 15 ft/s when x = 0.6 ft and that v = 9 ft/s when x = 1.2 ft. determine (a) the velocity of the particle when x = 1.5 ft and (b) the position
asked by ccny 
Maths
2006÷5 long division
asked by Thobile 
C
Most organisations produce a document stating what they expect their members to do to behave in an ethical way. State the name of these documents... Thank you.
asked by Aaron 
Maths
On the 1st of January 2014, Carol invested some money in a bank account. The account pays 2.5% compound interest per year. On the 1st of January 2015, Carol withdrew £1000 from the account. On the 1st of January 2016, she had £23 517.60 in the account.
asked by Joelle 
math
findmBACandmDAB in the figure shown below
asked by puppydog 
Maths
Dylan invested some money into his bank. He agreed on a simple interest rate of 3% per annum for a period of 2 years. At the end of the 2year period, the value of his investment increased by£72 Work out the value of Dylan's initial investment.
asked by Nathan 
English
What is the explanation of idiom;a ripe age
asked by Kago Koonne 
Physics
A thin copper plate of diameter 11.0 cm is charged to 9.00 nC. What is the strength of the electric field 0.1 mm above the center of the top surface plate?
asked by Brad 
Math
Three scientists are observing Rickey and Riley, laboratory rats, to see how long each rat takes to find a piece of cake in a maze. The maze is a large box with open pathways running northsouth and eastwest in a grid pattern. Riley takes the direct route
asked by Anonymous 
Sociology
does anyone know how sociological institutions were involved in the creation and maintenance of slavery? Thanks MC
asked by mysterychicken 
AP CHEM!
Describe what happens to a can of carbonated soda when it is left in a hot car. Be sure to explain the relationship between the number of molecules, temperature, pressure, and volume. I know how temperature is related to all of the above but I am not sure
asked by Mikaela 
Chemisty
Describe the bond length and bond energy of carboncarbon bonds in single, double, and triple bonds.
asked by Cameron 
Pharmacokinetics
Gent dose at 10:26am over 30 minutes and levels were reported as 3.6 at 13:07 and 1.2 at 16:59. Calculate k. Help
asked by Diane 
Dance
Describe how would you execute a bend, wiggle, walk, and skip. Also when it comes to The three qualities of energy/movement collapse, explode, and swinging how would you find that in the enviroment. like what is an example of swiming, whats an example of
asked by Melissa 
Math
Using only 7,6,5 and 3 once, how can I make the number 75? Using division, multiplication, adding and subtracting. With parenthesis!!
asked by Kaylee niece 
Math
what is 4+9 to the second power divided by 3x22
asked by Christina 
Math
The perimeter of a triangle is 43 feet.The small side is three was in the middle side, and the largest size to less than twice the middle side. What is the length of the longest side?
asked by Anonymous 
Math
Robert wants to build a square sandbox that has an area of 25 feet
asked by Bella 
English
What is the function of the gerund in this sentence Representing the junior class was her job as a memeber of the Student Senate
asked by Chloe 
Florida studies weekly state history week 8
I need help on the Activity part
asked by 
Math
I have 20 centimeters of yarn. I have 15 balls of yarn that each measure 3 meters long. How many bookmarks can I make?
asked by Pam 
Math
Edit Write a differential equation to express (a) The rate at which the volume of a sphere changes with radius is proportional to the square of the radius. b) Gravitational attraction F between two given bodies of masses m1 and m2 decreases with the
asked by Deya 
Social studies
What is the best answer.site of the first battle of the revolutionary war. That is my question
asked by Anonymous 
Business
Which of the following is not true about you adjusted gross income? 1 income minus deductions 2income plus deductions 3 determines if your eligible for additional tax breaks 4 gross income minus deductions my answer is 2
asked by Steve 
Business
Are standard deductions tax breaks that you can claim without having to itemize? My answer is yes
asked by Steve 
Business
is money your employer pays for your medical insurance part of your gross income? My answer is no
asked by Steve 
Statistics
A teacher gives a reading skills test to a thirdgrade class of n = 25 at the beginning of the school year. To evaluate the changes that occur during the year, students are tested again at the end of the year. Their test scores showed an average
asked by Derek 
Math
Write the equation of a line that is perpendicular and that passes through the given point. y+2=1/3(x5);(4,3) I need help with this problem
asked by DayLA 
Statistics Math
Let A and B be two exclusive events with P(A)=.2 and P(B) =.3. Find P(AB)
asked by Nicole 
math
Linda works 3 days per week at $6 per hour. If she works 4 hours per day how many weeks will it take Linda to earn $350?
asked by Jennifer 
science
to chop wood you apply 50.0 N of force to an ax. the ax supplies 600.0 N of force to the wood. what is the mechanical advantage of the ax? A)650.0 B)8.3 C)12.0 D)0.0833
asked by little kakashi hatake 
History
1. What was the effect of the Bull moose party's entrance into the presidential election of 1912? A. It split the Republican vote and allowed the Democrats to win. ** B. It prevented any of the three parties from winning a majority of electoral votes. C.
asked by Hey Hey Hey 
Biology
If I have 2.5 amylase stock solution, 2.5 PBS Buffer, and final amylase concentration of 25 [ug/ml] , how do you calculate the amylase dilution factor?
asked by Sarah 
Ethics
is informed consent and autonomy a value of a particular culture or is it a universal principle of ethics? I say many people believe it's more of a universal principle but I'm not sure..
asked by Anonymous 
math
5 teachers can mark 60 exams papers in 4 hours how long will it take 3 teachers to mark all 60 papers
asked by proportion 
Spanish
I have some reading responses questions and answers to the play “La dama del alba”, I was hoping someone could edit my answers. The first answer is a paragraph summary of the first ten pages. The other questions are just short answer. I mostly want to
asked by Seth 
Algebra
An example of a realworld situation that could be represented by an algebraic expression.
asked by Abigail 
Math
You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is 0.109. How confident can you be that your predicted value will be reasonably close to the actual value? • a) I
asked by Apple 
astronomy
Astronomers can use the color of an object in space to determine its
asked by Anonymous 
Math
12 girls and 20 boys signed up to play n a basketball tournament. Each team needs to have an equal number of girls and boys. What is the greatest number of teams possible
asked by Kallie 
math
write 0.75 as a fraction
asked by Anonymous 
Math
Yoour goal is to save at least $240.00 over the next 4 weeks.How much must you save each week in order to meet that goal. Write and solve an inequality. a)4x>240;x>60 b)x>240;x>4 c)240x>60;x>60 d)4x
asked by Cow 
MATH
Is 1/5 a Irrational number Rational neither
asked by Amy 
Physics
Santa loses his footing and slides down a frictionless,snowy roof that is tilted at an angle of 27.0. If Santa slides 9.00 m before reaching the edge,what is his speed as he leaves the roof?
asked by Aye! 
science
you do 185 J of work pulling a cart up a ramp. if the ramp does 153 J of work,what is the efficient of the ramp? A)82.7 percent B)121.0 percent C)32.0 percent D)338.0 percent
asked by little kakashi hatake 
Physics
A record turntable rotating at 33 1/3 rev/min slows down and stops in 36s after the motor is turned off. (a) Find its (constant) angular acceleration in revolutions per minutesquared. (b) How many revolutions does it make in this time?
asked by Anonymous 
Math
A recipe calls for 2 2/4 cups of raisins but Julie only has 1/4 cup measuring cup.how many 1/4 cups does Julie need to measure out 2 2/4 cups of raisins?
asked by Tony 
science
remy noticed that after oiling his skateboard wheels,it was easier to reach the speeds he needed to preform tricks how did the oil help A) the oil reduced friction between the moving parts of the skateboard B)the oil increased friction between the moving
asked by little kakashi hatake 
AlGEBRA 2 (check answers plz)
What is the equation of the line that has a slope of 2 and a yintercept of 7? y = 2x  7
asked by Debbie 
science
when building a house, wich of the following is a simple machine that a construction worker would use? A)plywood B)safety hat C)cement D)pulley
asked by little kakashi hatake 
check my work..math grade 8...surface area
A men's basketball is about 24.3 centimeters in diameter, while the diameter of a women's basketball is about 23.4 centimeters. What is the ratio of the surface area of a men's basketball to the surface area of a women's basketball? Round your answer to
asked by mark 
math
What is the value of x + y in the solution to the system of equations below? x + 8y = 2 y = 0.25x I just need the best explanation so i can do all my other problems cause im confused.
asked by edgard 
physics
Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 4.0 s, it has rotated 30 rad. Assuming that the acceleration does not change, through what additional angle will the disk turn during the next 7.0 s? I
asked by luc 
Thermodynamics
Two objects are at different temperatures,and occurs thermal equilibrium, does the size of the object affects the transfer of heat? I need help. This doubt is not allowing me to continue in my homework.
asked by Larry 
English
Choose the correct form of the pronoun in parentheses in each of the following sentences. 1. Tiger Woods is a role model for (we, us) golfers. 2. Miss Jefferson, (we, us) students want to thank you for all your help. 3. (We, Us) contestants shook hands
asked by Hayden 
World Geo
"Change the way people think and things will never be the same." Steve Biko what is the meaning of this and what made Steve Biko say this.
asked by Nina 
math
use the distance formula to find the distance between the points (3,8) and (4,1) round to the nearest hundredth if neccesary
asked by help 
physics  follow up question
so, (3.75)(4) + (.5)(3.75)(49) or 106.875 radians that's not the correct answer, so is it just the second part to find the additional angle? (.5)(3.75)(49) = 91.875 but it too is incorrect, what am I missing?
asked by luc 
algebra 2
What is the equation of the line that has a slope of 2 and a yintercept of 7? y = 2x  7 y = 7x  2
asked by Debbie 
Math
chandra has 3 liters of a 28% solution of sodium hydroxide in a container. What is the amount and concentration of sodium peroxide solution she must add to this in order to end up with 7 liters of 48% solution?
asked by Ashley 
English  Adjective Clauses
Underline each adjective clause then identify the word each clause modifies. 1. East Jerusalem covers an area that is almost twice as large as West Jerusalem.
asked by Please Check My Answers! Thank You 
Science 6th grade
PLEASE HELP Explain why the outer planets did not lose the lighter gasses in the atmosphere.
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Government
Which of the following are procedures by which the U.S. Constitution can be formally changed?
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physics
The flywheel of a steam engine runs with a constant angular speed of 350 rev/min. When steam is shut off, the friction of the bearings stops the wheel in 1.0 h. A) At the instant the flywheel is turning at 75 rev/min, what is the tangential component of
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microbes and society
Which of the following is the correct sequence of steps in the scientific method? Answers: a. observation  prediction  hypothesis  observation  hypothesis b. hypothesis  observation  prediction  hypothesis  observation c. observation  hypothesis 
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Algebra
Algebraic ally determine the amount of time it will take for your radioisotope to decay to 70% of its strength
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Calculus
Write an expanded polynomial equation based on the following information. A cubic function with a zero x=3 (with multiplicity 2), a zero at x=2, and a constant term of 18.
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maths
for the function f(x)=3/(2x1), determine the difference quotient and simplify
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Math
find the area for the circle ( use 3.14 for pi ) show your work round to the nearest tenths . 23 yd
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science
The work of which scientist(s) helped to explain light's ability to propagate through a vacuum? A. Maxwell ==B. Davisson and Germer C. Fresnel, Fraunhofer, and Arago D. Newton An object that has a height of 0.4 meter is placed at a distance of 0.7 meter
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history
How did the Emancipation Proclamation change the Civil War?
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Business Help
How might U.S. businesses best prepare themselves for a possible elimination of the embargo on Cuba? What kinds of decisions do they need to be making?
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Chemistry
1. Not sure of how to do the calculations... Make a 0.200 m solution of NaCl in a 100. mL volumetric flask. ... Solution A's question or statement is the same but with M (molarity) Is this right? The small m means molality. If it were changed to capital M,
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Math
Allis drives 15 miles faster than diana. In the same time Diana travels 440 miles, Allie goes 560 miles. Find their speeds
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4th grade math
I need stepbystep help. I don't understand this at all. My homework problem is: Two friends cut a large candy bar into equal pieces. Harriet ate 1/4 of the pieces. Nisha ate 1/2 of the remaining pieces. Six pieces were left over. How many pieces was the
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