Questions Asked on
August 22, 2011

math
use the formula nPr to solve how many arrangements can be made using four of the letters of the word COMBINE if no letter is to be used more than once?
asked by marie 
MATHS
draw a line segment AB=6cm take a point C on AB such that AC= 2.5 cm draw CD perpendicular to AB ?
asked by VAISHNAVI 
math
using the fundamental counting principle with three or more groups of items A pizza can be ordered with three choices of size (small, medium, or large), four choices of crust (thin,thick,crispy, or regular, and six choices of toppings (ground beef,
asked by marie 
Math
Angle 3 and angle 4 form a linear pair. The measure of angle 3 is four more than three times the measure of angle 4. Find the measure of each angle.
asked by Melea 
chemistry
why is 1mol of so3 gas higher in entropy than so2 gas
asked by cynthia 
Arkansas History
What are some interesting facts about Crowley's Ridge?
asked by Karailey 
Math/Chemistry
the atomic mass of an element is the mass, in grams, of one mole (mol), or 6.02 * 10^23. A.) How many atoms are there in 3.5 mol od carbon? B.) If you know that 3.5 mol of carbon weighs 42 grams, what is the atomic mass? C.)Using you answer from (B), find
asked by Chaney 
physics
a fish vertically up towards the surface of water with speed 3m/s observes a bird diving vertically down towards it with speed 9m/s.what is the actual velocity of bird?
asked by sameeksha 
Calculus :)
Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, x=0.4 about the xaxis.
asked by Brit 
algebra
i was wondering if i did this right A cannon ball is shot from a cannon on top of a hill that is 73.5 meters above sea level. The cannon ball leaves the cannon with a velocity of 9.8 m/s. Write and solve a quadratic equation to determine when the cannon
asked by sarah 
applied physics
A cyclist and her bicycle have a combined mass75.okg. If the frictional force acting against the of the bicycle is 23.5, what force must the cyclist apply to maintain a constant velocity?
asked by solomon 
math
Evaluate each factorial expression. 106! 104!
asked by marie 
Geometry
The measure of an angle's supplement is 76 less than the measure of the angle. Find the measure of the angle and its supplement.
asked by Michaela 
geometry
if lines m and n are parallel and the measure of angle 3 is 45 what is the measure of 8
asked by leticia 
chemistry
What mass of MgSO4 · 7 H2O is required to prepare 300 mL of a 0.511 M MgSO4 solution?
asked by Anonymous 
Chemistry
What mass of MgSO4 · 7 H2O is required to prepare 300 mL of a 0.511 M MgSO4 solution?
asked by Bob Miller 
Math
The House of Representatives has 435 members. If a committee has a prime number of members, and that number is a factor of 435, then how many members can be on the committee?
asked by hanna 
math
I'm not sure how to work this problem out. Find it very confusing and my answer keeps changing. Please help. From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the opposite
asked by Denisha 
English
In the song: How Come, How Long By: Stevie Wonder... 1) What are the two types of abuse evident in the song? 2) Discuss the meaning of the line "she had a college degree, smart as anyone could be; there was not enough education in her world that could save
asked by Sarah 
Calculus :)
If 8000 dollars is invested in a bank account at an interest rate of 10 per cent per year, find the amount in the bank after 11 years if interest is compounded annually ____ Find the amount in the bank after 11 years if interest is compounded quaterly ____
asked by Brit 
math
change 2.5% to a ratio expression
asked by troy 
science
The brightest galaxy in the Bootes cluster of galaxies is found to have a redshift of 0.13. (Assume the speed of light, c, is 3.0 × 10 8 m s−1.) (i) Assuming the Hubble constant, H0, is 70 km s−1 Mpc−1 to two significant figures, calculate the
asked by mj 
Speech
I have to give a speech soon about my different " sides" of my life. Like my school life and what I do at school compared to how I act as a sibling etc. But I'm stumped on what my visual should be. My teacher wants originality no power point or posters
asked by Hannah 
Math
Can you help me write these out in an algebraic expression? 1. Seven less than twice a number equals 19. 2.Eight decreased by 3 times a number equals 2. 3. The sum of two times a number and 5 is 11. Is this right? x/8 + 1/2 = 6 My answer: x=44
asked by Bryce 
Math
The least integer of a set of consecutive integers is 48. if the sum of these integers is 49, how many integers are in the set?
asked by Amy 
chemistry
Find the theoretical yield when 100 mL of 0.1 M NaI is reacted with 0.50 mL of Br2 (density: 3.10 g/mL) to produce NaBr and I2. What is the actual yield if the percent yield is 81%? (Atomic masses (g/mol): Na, 22.99; I, 126.9; Br, 79.90)
asked by lili 
math
a jar has 5 black, 8 blue, and 7 yellow marbles. a marble is chosen at random.P(yellow or blue).
asked by math7001 
social studies
what are some interesting facts about crowley's rige?
asked by b!otc8 
math
using the fundamental counting principle with three or more groups of items A pizza can be ordered with three choices of size (small, medium, or large), four choices of crust (thin,thick,crispy, or regular, and six choices of toppings (ground beef,
asked by marie 
Approximation
Find The Value Of (Sin 31) Using Approximation ?
asked by jack 
Math
p   1  2  3  4  q   5  9  13 17 The table above represents a relationship between p and q. which of the following equations could be used to describe the relationship? a. q = p+4 b. q = p+7 c. q = 4p+1 d. q = 5p e. q = 6p1
asked by Amy 
Maths
I am just starting to learn algebra. My question is 2n(910n)=? I have to simplify this. I think it is 8n9 Can you please tell me if this is correct or how to do it? Thanks a lot
asked by Joshua 
chemistry
How long will it take for the 100mg of cesium137 to decay to 6.25mg(1/16 the original amount)?
asked by lolo 
Math
What is this REAOPRDDRIE unscrambled ?
asked by Cherelle Taylor 
social studies
how to find the area of pyramid?how egyptians constructed pyramids?
asked by jagadheeswar 
English
Hello, everybody! I'm back from my holiday and I need you to check a few sentences I have to include in a test. Thank you very much for your invalubale help. 1)He paid £200 for that shirt. It was a real ripoff. 2) How much money did he pay for that
asked by Henry 
Algebra
Express as a single Logarithm and Simplify: 2/3ln(x^2+1)+1/2ln(x^21)1/2ln(x+1)
asked by Lisa 
teachers aide
a province that supports a denominational school system is? New Brunswick ontario Nova Scotia Quebec
asked by susue 
business
i have a problem with this question my teacher gave me. i don't know what to write for the answer. the problem: there is a girl named Jane who is hired as the head of the payroll department at R& S Electronic company, firm of 75 employees. she is hired by
asked by jack smith 
6th grade math
Estamate each sum or diffrence by rounding to the greatest place value. 998,927100,724 would the answer be 1,000,000200,000=800,000 :)
asked by Claire 
english
I need help with the different part of this sentence. "I have been a fan of mystery stories since I was quite young." I is a pronoun, fan is a noun, mystery is an adjective, stories is the subject..Am I missing anything else?
asked by Chasidy 
Math
If x^2 + y^2 = 40 and xy = 12, what is the value of (x + y)^2?
asked by Amy 
Math
If a dart is thrown at a square target with a circle inscribed in it such that each side of the square is tangent to the circle, what is the approximate probability that the ball will hit inside the circle?
asked by Amy 
social studies
how many temperature or heat zones the earth has been divided?
asked by prasanth sai 
chemistry
explain fisrt ionization energy across period three
asked by wane 
english
Fill in the blank with correct option 1.Watchthe milk;don't let it boil . a.No preposition required,down b.No preposition require,over c.over,up d.over,over
asked by swarna 
chemistry
1) to the nearest gram, what is the molar mass of Al2O3? 2)Br+H3O>HBr+H2O when this reaction is reversed what substance acts as an acid? what substance acts as a base ?
asked by lolo 
chemistry
use dimensional analysis to find how many moles of nitrate ions are in 40.0 mL of a 0.75 M aqueous solution of aluminum nitrate
asked by M 
Physics 1
Chap. 11, #16. (II) A 0.60kg mass vibrates according to the equation where x is in meters and t is in seconds. Determine (a) the amplitude, (b) the frequency, (c) the total energy, and (d) the kinetic energy and potential energies when x = 0.30 m.
asked by jerome 
math
using the fundamental counting principle with three or more groups of items There are three highways from city A to city B, two highways from city B to city C,and four highways from city c to city D. How many different highway routes are there from city A
asked by marie 
physics
If a charge of 25 coulombs passes a given point in circuit in a time of 125 minutes determine the current in the circuit
asked by vikram 
Maths
Stuck! Help! 2.5 cubed? Xxxxx
asked by Ellen 
Algebra
Given that logb(5)=1.32 find the value of logb(1/sqrt(5))
asked by Lisa 
6th grade math
Estamate the sum or diffrence by rounding to the greatest place value. 639,069+283,136 Would it be 600,000+300,000=900,000
asked by Claire 
geometry
Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement. ~[(~q V p)^ ~r]
asked by yolanda 
Math
If 2m  n = 3p and 2m  5p  n = 14, what is the value of p?
asked by Amy 
math
Consider the following list of premises: a ^ :b ! c; :a ! :d; Show that g is a valid conclusion by constructing a stepbystep argument
asked by HELP 
Personal Finance
What is taxable owed?
asked by Me 
Geometry
Find the distance between points (2,1) and (1,5) When finding the distance between these 2 points would you subtract 1(2) or 21? The same question with the other one as well.
asked by Claire 
Geometry
Find the distance between points (2,1) and (1,5) When finding the distance between these 2 points would you subtract 1(2) or 21? The same question with the other one as well.
asked by CP 
math
who are the fathers of following subjects a)maths b)physics c)chemistry d)biology e)social
asked by jagadheeswar 
Personal Finance
What are some ways to save money on your federal income tax?
asked by Me 
algebra
the width of a rectangle is fixed at 12 cm. What lengths will make the perimeter greater than 98 cm.
asked by Anonymous 
math
given the linear equation y=4/3x+1, find the ycoordinates of the point(6
asked by lori 
Legal Studies
Hi beautiful people! I'm trying to find good articles on the ethics of victimless crime in law. I'm struggling a bit and I was wondering if any of you knew of some good ones? I went to my state library and found some books and the journals I access don't
asked by Em 
algebra
Jim was driving to an interview 72 mi away. On the first leg of the trop he drove an average of 30 mph through a long construction zone, but was able to drive 60 mph after passing through this area. If driving time for the trip was 1 1/2 hr, how long was
asked by susie 
Math
Sue's friens Kat has these numbers 89378, 42327,49734 and teacher has shown a 3, how many points will Kat have? What digit does she hope teacher will pull next week so she has the highest score?
asked by Mike 
algebra
a square photograph measuring 8 inches by 8 inches is positioned within a 1 inch wide picture frame as best shown. select the best answer. what is the combined area of the photograph and frame?
asked by jakari 
Science
1.How can a model be used to determine possible sources of error in an experiment and to identify questions for further investigation?
asked by Hayley 
Calculus
Find the points of intersection for y=e^x and y=sin(2x). are there an infamous (sp?) number of points of intersection for these equations?
asked by katie 
geometry
simplify expression: 4 (a + 3b)  3 (a  5b)
asked by adriano gonzalez 
geometry
simplify completely: 2 (2x + y)  7x + 2y
asked by adriano gonzalez 
Englishhelp needed
1) The expiry date of the product will be 1 year from the date stated on the label, unless otherwise advised by the supplier. OR 2) The expiry date of the product will be 1 year from the date stated on the label, unless advised otherwise by the supplier.
asked by annie 
math
using the fundamental counting principle with three or more groups of items There are three highways from city A to city B, two highways from city B to city C,and four highways from city c to city D. How many different highway routes are there from city A
asked by marie 
6th Grade Math
Estimate each sum or difference by rounding to the greatest place value. 10,982+4,821= should the answer be... 11,000+5,000=16,000 or 10,000+5,000=15,000
asked by Claire 
math
how do you find the slope and the yintercept of the line 9y+3x+6=16+3x
asked by shy 
Mth95
A canon placed at the top of a 15foot rise fires a 16 pound ball with a vertical velocity of 172 feet per second. How far from the canon will the ball land? What is the max height of its trajectory?
asked by Sue 
Personal Finance
What is taxable income and how do you know how much taxes are owed?
asked by Me 
business
clarify the role of capital in selecting a form of of business organisation
asked by Anonymous 
math
insert a pair of parentheses in equation to show the associative property.
asked by lucas 
Math
What is the solution to the problem: 2^103+ 2^103 +2^103 +2^103?
asked by Jay 
algebra
(4x)(3x)
asked by Akil 
Personal Finance
What is the meaning of taxable amount owed?
asked by Me 
environmental science
what are the environmental parameters of intertidal zone?
asked by anne 
Precalculus
2=4+4 square root x^3 I added the four to both sides divided four squared then divided that my cube root my answer:1.31
asked by denise R. 
computer
how do computer viruses work?
asked by ruth 
English
In the song: How Come, How Long By: Stevie Wonder... 1) What are the two types of abuse evident in the song? 2) Discuss the meaning of the line "she had a college degree, smart as anyone could be; there was not enough education in her world that could save
asked by Sarah 
Economics
Hi beautiful people! I'd like to know a good website where I can get practise essay topics for economics. I have to write a extended written response to stimulas exam soon and as this is a weakness I'd like to find some practise topics. Its on the aging
asked by Em 
Leadership and ethical decision making
I need to review normative ethical theory and another theory and get an understanding of the relevance of ethical theories to current organizational situations
asked by Gary 
Math
I don't understand how to solve this problem: In solving the equation (x + 3)(x + 1) = 48, Eric stated that the solution would be x + 3 = 48 => x = 45or (x + 1) = 48 => x = 47 However, at least one of these solutions fails to work when substituted back
asked by Angelina 
physics
I place a single negative charge in a region where there is a constant electric field pointed toward the floor. The charge feels a force where?
asked by Brooke 
Math
How do you write the expression for...the sum of the quotient of p and 14, and the quotient of a q and 3
asked by Andrew 
algebra
27a squared b cube  36a cube b squared + 18 a squared b squared + 9 a to the 4th b cube
asked by Anonymous 
Life orientation
Two institutions/community organization that are involved in supporting or reddress to poverty
asked by Lopsa 
math
place decimal points in these numbers so that their sum is 519.654. 477,329,624,913
asked by bryce 
algebra
how would I simplify 1089b^7t^5/891t^2b?
asked by jt 
Business
Name a business that has demonstrated accountability to people, to its community, and to its environment
asked by Thomas 
math
hcf of 825
asked by madhu 
algebra
identify the property: (x+3)  2= (3 + x)2 (commutative, associative, distributive)?
asked by raul lara 
PHI/105
In comparing the views of David Hume, Immanuel Kant, Georg Hegel, and Arthur Schopenhauer, which view of experience seems closest to how you view the world? Briefly explain this philosopher's view as it compares to your view.
asked by Gayle 
Arkansas History
What rivers flow through the Crowley's Ridge area in Arkansas?
asked by Tiësto 
Calculus :)
The number of bacteria in a culture is modeled by n(t)=1550e^(0.24t) (a) The initial number of bacteria is _____ (b) The relative rate of growth of this bacterium population is _____ (c) The number of bacteria after 3 hours is _____ (d) After how many
asked by Brit 
math
what is the algebraic expression for the product of 2 times a and 5 times b?
asked by leslie 
math
Evaluate each factorial expression. 106! 104!
asked by marie 
math
Suppose you wanted to place 1,000,000 pennies in large coin banks. If you put 50,000 pennies in each bank, in which bank would you find the 678,230th penny?
asked by Anonymous 
6th gr,ade math
Estimate each sum or difference by rounding to the greatst place value. 38,347+17,039 would it be 40,000+20,000=60,000
asked by Claire 
geometry
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asked by max 
teachers aide
who administers the roman catholis schools in a diocese? the religious community director of education parents board of education elected by church members
asked by susue 
Math
If q is 20 percent greater than p, and p is 35 percent greater than 2,000, what is the value of q  p?
asked by Amy 
Math
If m is a postive even integer, which of the following must represent an integer that is evenly divisible by 4?
asked by Amy 
Math
Let [a b c] be defined by [a b c]= 2ab +3c for all integers a,b, and c. If [x 3 3] = 3, what is the value of x?
asked by Amy 
social psychology
Is this one the few ways to obtain selfefficacy? I also feel that self efficacy can occur in oneself as well as others from charity or volunteer work and spiritual activities such as attending temple or church and reading religious texts. Yoga,
asked by Sharon 
Math
A car engine burns gasoline at the rate of two gallons per hour. If it does this for 8 hours each day, approximately how many weeks will it take for the car to burn 11,200 gallons of gasoline?
asked by Amy 
Math
If 4^4y = 16^3y2, what is the value of y?
asked by Amy 
HEALTH
Identify a contemporay health care issue, and give the different between how for profit organization (versus notforprofit organizations)are impacted. what are the perspective and responsibilities of the financial management staff and what are the basis
asked by james jones IV 
algebra
subtract:7x^356x^2+105x
asked by disha 
algebra 1
What is the "quotient" of 19 and m?
asked by anna 
math
Can anyone please help me with the following question: Prove by mathematical induction that 6^n + 4 is a multiple of 5, for nEN.
asked by Tania 
chemistry
fisrt ionization energy across period three
asked by wane 
math
A 13foot ladder is placed against a wall. If the ladder cannot be placed at a slope less than 2.4, what is the minimum height of the wall? A.5 feet B.12 feet C.20 feet D.13 feet E.8 feet
asked by Anonymous 
English
Can Passive voice be used with all Conditional sentences? or are there some specific conditionals (.e.g first, zero etc) where passive voice can be used?
asked by Fernando 
chemistry
give a balanced equation between phosperuos and sodium hydroxide
asked by wane 
math
where the arithmatic mean and geometric mean used in real life?
asked by sandhu 
algebra
whats the model of 2x + 3 = 3x 1 and whats the value of x?
asked by shania 
geometry
focus of y5=[x6]
asked by sarita 
Math
Please help me with the two given questions. 1] find lim 3x^24x/7 x>0 2] lim sinx/2x x>0
asked by Tania 
Social Psychology
Throughout our lives, we are measured by the people and circumstances around us. However, the most important measurement is our own. How we view and feel about ourselves impacts our level of life satisfaction. Much of our world is measured, intrinsically,
asked by Sharon 
MATHS
A PERSON HAS 1&2 RUPEE COINS WITH HIM.TOTAL NUMBER OF COINS WITH HIM IS 50.TOTAL AMOUNT WITH HIM IS 75.FIND HOW MANY 1&2 RUPEE COINS ARE THERE WITH HIM
asked by monica 
MATHS
A PERSON HAS 1&2 RUPEE COINS WITH HIM.TOTAL NUMBER OF COINS WITH HIM IS 50.TOTAL AMOUNT WITH HIM IS 75.FIND HOW MANY 1&2 RUPEE COINS ARE THERE WITH HIM
asked by monica 
Random Question
Explain some consequences of falling 'in love' with someone who acts in an improper manner.
asked by Jason 
social psychology
Throughout our lives, we are measured by the people and circumstances around us. However, the most important measurement is our own. How we view and feel about ourselves impacts our level of life satisfaction. Much of our world is measured, intrinsically,
asked by Sharon 
physics
how long does it take an automobile traveling at 76.9 km/h to become even with a car that is traveling in another lane at 57.9 km/h if the cars' front bumpers are initially 145 m apart?
asked by Hayley 
maths
integral of square root of (9u^4+4u^2+1)
asked by balu 
Math
Iam reposting the following questions and would appreciate if anyone could show the working. 1]Find lim sinx/2x x>0 2]lim 3x^24x/7 x>0
asked by Tania 
lincon
what is this 6C+H2+CO2>+H20
asked by WENDY 
eng 122
The types of information that does not require source citation
asked by Bernice Smith 
physics
Explain how the motion of the particles in the rope producing transverse wave refers from the motion of the pulse itself
asked by Keamogetswe 
kakatiya public school
square root of 25
asked by varsha 
Health
How are staffing mix and levels determined in nursing homes? Staffing mix is the number of nurses, cnas, and staffing levels is the number of RN's Lpns, Cnas. Am I right?
asked by Mercy 
Maths
if a toy costs 1/4 of its price and 48rs more, then coast of the toy is?
asked by brijesh 
algebra
5 7/10+6 7/8=
asked by karlie 
statistics
The mean hours of internet usage in the US is 25 hours per week. A hypothesis test is performed at a lefel of significance of .05 with a PValue of .05 with a Pvalue of 0.08
asked by Anonymous 
algebra
simplify expression: x (4+y) 2x (y+7)
asked by raul lara 
grammar
Broken beyond compare is a/an?
asked by jon 
Chemistry
A 55 year old woman visits a popular eatery for lunch. She orders a cheese pizza and bacon pizza with extra cheese and has about 3 large glasses of cola (ph value 3). On the way back home she experiences heartburn and abdominal pain, and has diffigulty
asked by ROCKY 
biology
The height of a man grows on cell division.During cancer there will be uncontrolled mitotic division.That is cell divides continuosly.Does the height of the person increase when he get cancer.
asked by abhinav 
physics
how do you find a becquerel in a radioactive element without a radiation meter?
asked by jayson 
math
5/x=10/3x+4
asked by jade 
French
How do you count 120 in the French Language?
asked by Bryce 
6th grade math
Estamate each sum or diffrence by rounding to the greatest place value. 998,927100,724 would the answer be 1,000,000100,000=900,000 Thank you for helping me on my homework!
asked by Claire 
Understandeing Business
What is PacSun's corporate strategy:?
asked by Rhondqa 
math
solve Y=(x+2)23
asked by Elijah 
Geometry
Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement. ~[(~q V p)^ ~r] this is the ?
asked by yolanda 
math
Graph for Y=(x+2)23
asked by Elijah 
Math
If f=x(2+x), what is 3f in terms of x?
asked by Amy 
algebra
evaluate expression 6x  3x 2 + y3 for x =5 and y=3
asked by oscar ponce