Monday
May 20, 2013

Is the answer to G - 2 2/5 = 5 4/5 G = 7 6/5 ?
Sunday, January 23, 2011 at 10:19pm

need help
i'm in the 4th grade i need a socialstudy project to do rightnow i cant seam to think of anything can you help me please and thankyou
Sunday, January 23, 2011 at 8:16pm

a jar contains 4 white chips, 5 purple chips and 1 black chip. chips are selected randomly one at at time and are not replaced. What is the probability of choosing a purple then black chip?
Sunday, January 23, 2011 at 3:47pm

Formula T= L+F/S T= time it takes to download file L= latency F= file size s= average speed of the connection Use formula to determine the Latency for a 113-kb file that downloads in 4.4s at an average speed of 43 kb/s?
Sunday, January 23, 2011 at 1:27pm

250(1.03)^n=400 solve for n
Sunday, January 23, 2011 at 11:27am

Maths
What is the best website which has printable free worksheets for grade 7 with the maths topic : decimals? thank you for your help.
Sunday, January 23, 2011 at 5:19am

how can i make writing spelling sentences more interesting and fun?
Sunday, January 23, 2011 at 1:49am

Psychology
Alexander, a fifth grade teacher, believes that Kimberly's behavior is a result of poor parenting. The school counselor is concerned with her inability to focus, attend to directions, and recall information from the previous day or events from earlier in the day. Alexander...
Saturday, January 22, 2011 at 6:14pm

big project part one due monday need help just in 5th grade
Saturday, January 22, 2011 at 5:57pm

statistics
if this are class scores and in one week i have bimodal distribution,another week a positive skew,3rd week a normal distribution and 4th week negative skew.what does this different scores tells you about thios tests , what is happening to the students scores overtime. what ...
Saturday, January 22, 2011 at 4:55pm

In the multiplication problem A S __x__A____ M A N each letter represents a different one of the ten digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. Which one of the ten digits does A represent?
Saturday, January 22, 2011 at 3:51pm

just one more problem i'm still struggle with . Find the median and mean for each set of numbers. 17,13,27,33,25. please! give me an example again. thank you!!
Thursday, January 20, 2011 at 11:47pm

what is the mode for the following numbers? 900,700,500,600,600,300,600,200,100,300,​200. please! show me how to do this problem? than you!
Thursday, January 20, 2011 at 11:31pm

A bag contains 3 green marbles and 6 blue marbles. What is the probability of drawing a blue marble, then another blue marble, then a green marble, replacing the marble after each draw?
Thursday, January 20, 2011 at 7:35pm

without multiplying, how do you know that the product of 399 and 48 is smaller than 20,722?
Thursday, January 20, 2011 at 6:38pm

reena says the product of 54 and 9 cannot be 487. she says that she knows this without actually multiplying. how does she know?
Thursday, January 20, 2011 at 6:36pm

a new fence is needed for the perimeter of a rectangular horse pasture. The pasture measures 78 feet by 68 feet. how many feet of fencing are needed for the pasture? CAN YOU SHOW TO WORK THIS PROBLEM>?
Wednesday, January 19, 2011 at 11:53pm

what is the range for the following number? 900,700,500,600,600,300,600,200,100,200?​ pleASE! EXPLAIN HOW TO SOLVE THE PROBLEM..
Wednesday, January 19, 2011 at 11:02pm

In ionic bonds, what is the answer to these? Li + P and Rb + As and Pb + F and Bc + N ??
Wednesday, January 19, 2011 at 10:36pm

How do I show work for Si + Cl ?? The answer is SiCl with a little 4 down below the Cl. but I don't know how to show the work.
Wednesday, January 19, 2011 at 10:32pm

by what fraction name for 1 must 2/3 be multiplied to form a fraction with a denominator of 15? also what is the number in this sequence ...,100,10,1,...? would it be -1? thank you
Wednesday, January 19, 2011 at 9:50pm

My third grade is needing help with his science homework please the question is as follow List as many resources as you can that you use during one day? Thanks!
Wednesday, January 19, 2011 at 7:43pm

Mrs. Harrison baked 36 cookies for a party. When thearty was over 2/9 of the cookie were left. How many were left?
Wednesday, January 19, 2011 at 7:41pm

Mrs. Harrison baked 36 cookies for a party. When thearty was over 2/9 of the cookie were left. How many were left?
Wednesday, January 19, 2011 at 7:39pm

Medical & Billing
Can any one let me know how long it will take to complete Medical & billing certificate i am doing from Penn Foster and i am doing 4th assignement & 4 moths are over,it really sucks with projects kindly help me with ur comments what should i do continue or quit ?
Wednesday, January 19, 2011 at 7:32pm

I need help with input out put table. The top row is: 1, 4, 3 5 8 9 6 The bot row is: 1, 10,7,13 ? ? ? The question marks are blanks in the table. Hellllllp please
Wednesday, January 19, 2011 at 7:16pm

mat 116
a roof rises 1.9 feet vertically and 7 feet horizontally. what is the grade of the roof?
Wednesday, January 19, 2011 at 6:42pm

Draw an array. Then write a fact family to describe your array
Wednesday, January 19, 2011 at 6:27pm

Science
I am in the third grade. Can u please explain to me what displacement is and how it is used. Thank you.
Wednesday, January 19, 2011 at 6:07pm

Math
Hi, Im In The 7th Grade And I Have To Do A Essay And I Dont Know A Real World Situation That Could Be Modeled By A Mathematical Function Table On Graph ??? Any Help ????
Wednesday, January 19, 2011 at 4:56pm

n divided by 5 equals 105 how do you no that the tens place in n is less than 5
Wednesday, January 19, 2011 at 4:12pm

Please help me, my son struggles in the 6th grade. I am afraid that he might have to repeat again. He has low grades in reading and math.I have spoken with his teachers, and they say lack of motivation. How do i help him so he can do what he needs to. I really cant afford ...
Wednesday, January 19, 2011 at 12:34pm

For my quiz some of these questions confuse me. Your genome is over 99% identical to every other human on earth. True False 3 points Save All living things on earth share certain identical sequences of bases on their genome. True False and... Question 8 3 points Save The bases...
Wednesday, January 19, 2011 at 11:20am

use the digits 0 2 4 5 6 and 8 to write two money amounts that you can subtract by trading one dime for ten pennies. Then solve
Tuesday, January 18, 2011 at 10:31pm

use the digits 0 2 4 5 6 and 8 to write two money amounts that you can subtract one dime for ten pennies. Then solve
Tuesday, January 18, 2011 at 10:24pm

Pre-Algebra
Find each product or Quotient. Express using exponents. 1. The quotient of a to the 8th power and a to the 8th power? a 2. The quotient of -x to the 5th power and -x? -x to the 4th power 3. (15/5)(n to the 9th power/ n)? 3n go the 10th power Neutral water has a pH of 7. Each ...
Tuesday, January 18, 2011 at 9:07pm

Tuesday, January 18, 2011 at 7:37pm

statistics
1. Suppose a certain instructor is interested in determining the average final grade for all students taking STA 205 in any given semester. Suppose she obtains the academic records for 100 former STA 205 students. For this scenario, determine both the population and the sample...
Tuesday, January 18, 2011 at 4:03pm

History
Jiskha I am 8 years old and I need help on this history qwestion. I have to get good grade on this or my mom will get really mad at me. Please help! Write a short paragraph that traces the rise of Japan from an isolated society to a major industrial and imperial power. Please ...
Tuesday, January 18, 2011 at 12:58pm

how many square feet are needed to cover one square yard? would it be 108 sq ft also would .26 rounded to the nearest hundredth be .30
Monday, January 17, 2011 at 6:56pm

Math
Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has \$100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education? n = 12 x 5 = 60 R = 100...
Monday, January 17, 2011 at 6:26pm

Compare the following objects in the our Solar System in terms of 1. Where they are located and 2. What they are composed of : Sun Terrestrial planets Jovian planets Asteroids Comets Meteroids
Monday, January 17, 2011 at 4:36pm

What is the difference between the terms rotation and revolution? I need to use the Earth to support my answer.
Monday, January 17, 2011 at 4:07pm

MathHH
Is this answer correct? Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has \$100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education...
Sunday, January 16, 2011 at 12:44pm

poetry
which poem sounds the best and easier to anaylze and explain to others about? Im gonna present this to grade 12th english class. Help me pick the best poem. Thank you so much! answer me ASAP guys! 1. <Hanging Fire> By Audre Lorde I am fourteen and my skin has betrayed me...
Sunday, January 16, 2011 at 2:48am

What is the number of 5/6s in 3? Is the answer 18/ 5 ? If not, please explain.
Saturday, January 15, 2011 at 8:24pm

How many 5/6's are in 1? Is the answer 6/5 ??
Saturday, January 15, 2011 at 8:08pm

Math
Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has \$100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education?
Saturday, January 15, 2011 at 8:27am

Math
the sum of the 4th term and the 5th term is 12.if the 4th term of the progression is 8, find the common ratio and the 1st term of the progression.
Saturday, January 15, 2011 at 6:45am

A contractor rented a sander for 5h and a polisher for \$50. For another job, she rented the sander for 4h and the polisher for 8h. The rental fees for the job totalled \$56. Find the hourly rate charged for each tool.
Saturday, January 15, 2011 at 12:03am

History
What do you think about what I wrote? Please give me feedback! And what grade would you give it? Discuss the influence of World War I and its aftermath on the arts. Explain what events or experiences inspired artists of all kinds to experiment with new approaches. Then ...
Friday, January 14, 2011 at 9:12pm

How do you determine the density of 22 ml of a blue liquid that has a mass of 51.1g
Friday, January 14, 2011 at 1:00am

Kyoka holds the world record for earning the most points in this arcade game with a high score of 256 points. If Kyoka did not miss any of the 114 shots she took to set this record, what percent of those shots were made during the final 10 seconds of the game? Express your ...
Thursday, January 13, 2011 at 11:54pm

i need help solveing crossword puzzle
Thursday, January 13, 2011 at 11:03pm

How do I answer this......Barry says 9x8x(any other number) will always be greater than the product of 2x9x4. Do you agree? Explain?
Thursday, January 13, 2011 at 10:07pm

How do I answer this......Write three ways to find 3x2x4.
Thursday, January 13, 2011 at 10:05pm

Barry says 9x8x(any oter number) will always be greater tan te product of 2x9x4. Do you agree? Explain?
Thursday, January 13, 2011 at 9:57pm

How do you do Absolute Value Functions with graphs?
Thursday, January 13, 2011 at 8:32pm

help me find the answer to this question for tomorrow... can you think of any examples from the real world where lowered genetic diversity is impacting a species' ability to survive?
Thursday, January 13, 2011 at 7:16pm

Hi I need help with my math problem. It is: Name the function rule from the table given. Table- X= Y= -4 4 -2 2 0 0 answers: y = -x y = -4 y = 2x y = x I do not get how to solve this problem!
Thursday, January 13, 2011 at 6:11pm

a) the quotient of 24 divided by 5.= 4.8 b)27/6= 4.5 c) 18/4 = 4.5 d) 30/5 = 6 describe in your own words what problems a, b and c have in common that make them different from d .
Thursday, January 13, 2011 at 5:35pm

If you forget the product of 9 and 9, what can you do to figure it out?
Thursday, January 13, 2011 at 5:30pm

Chemistry - help thanks
A supplier provides "Chemical A, 98%, for synthesis". Another supplier provides "Chemical A,98%, Lab grade" Are they equivalent? Which is better for analytical use? Thanks.
Thursday, January 13, 2011 at 5:04pm

geometry
to all the people that helped me with my recent geometry questions thankyou my grade I received was 45 out of 50 points best I've ever done in my class.
Thursday, January 13, 2011 at 5:32am

Mitchell earned a total score of 55 points. Twenty percent of the baskets he made were worth three-points each. If four-fifths of the two-point baskets Mitchell attempted were successful and he made one-third of the three-point baskets he attempted, what is the total number of...
Thursday, January 13, 2011 at 12:17am

Math
Wednesday, January 12, 2011 at 9:51pm

Can you show a data with the following landmarks mode 15 minimum 5 median 10 maximum 20 use at least 10 numbers please show a bar graph with answer
Wednesday, January 12, 2011 at 8:42pm

math
I am doing pre algabra math and I am in 7th grade I need help to simplify the expression
Wednesday, January 12, 2011 at 8:12pm

How can satelite telephone user communicate if radio waves reflect off the ionsphere
Wednesday, January 12, 2011 at 7:53pm

How does the atmosphere give evidence for divine design
Wednesday, January 12, 2011 at 7:45pm

Saturn's atmosphere consists of 75.3% hydrogen and 24.25% helium.what percentage of Saturn's atmosphere is made up of other gases?
Wednesday, January 12, 2011 at 5:43pm

Chemistry-help
How does a "chemical for synthesis" compare with the same chemical(ACS grade)when used in analytical testing? Posted by candy on Tuesday, January 11, 2011 at 2:10pm. Chemicals are supplied in different grades,e.g. ACS,AR...etc.What do we mean when we say that the ...
Wednesday, January 12, 2011 at 3:23pm

how did the federalists and democratic republicans interpret the constitution differently?
Wednesday, January 12, 2011 at 3:02pm

I'm not sure whether this question is too difficult, or perhaps it is lacking a diagram, but I have been getting no response to this question, something I had not been not expecting. To any maths experts out there, I would absolutely LOVE your help, because I just can'...
Wednesday, January 12, 2011 at 4:39am

Hot Shot is an arcade basketball game in which the object is to make as many baskets as possible within the 60-second time limit. A player is awarded 2 points for each successful shot during the first 50 seconds of play and 3 points per successful shot during the final 10 ...
Wednesday, January 12, 2011 at 2:49am

english
I need to write a 5 paragrah essay using Herringbone,decriptive words,transtiton and a metaphor in the fith paragraph. this is the topic: If I werepresident of the United states, what three areas would you fous on to improve public education across the nation I need help on ...
Tuesday, January 11, 2011 at 9:21pm

Mr.Sports wants to buy enough sod for his new field is 16 feet,the width of the field is 44 feet.How much sod will he need to buy?How much will it cost him if the sod sells for \$5.00 per 10 feet?
Tuesday, January 11, 2011 at 8:25pm

How to convert 4.65 into a fraction but in simpilest form while showing your work?
Tuesday, January 11, 2011 at 7:40pm

solve -5/6=2/3(3c+4)
Tuesday, January 11, 2011 at 10:09am

solve df + 10h=3 for h
Tuesday, January 11, 2011 at 8:11am

how do i answer this question....how can you use the multiplication facts for 3 to help you find the multiplication facts for 9?
Tuesday, January 11, 2011 at 7:50am

The fans were depressed, for their team had won only 15 of the first 60 games. What was the team's win loss ratio after 60 games? Is it 15:45. I am not sure if the words first and after change the calculation
Monday, January 10, 2011 at 10:48pm

Janine is having seven friends over for breakfast. Of the eight people who will eating breakfast, six like orange juice bestm and two prefer grapefruit juice. Both kinds of juice cost \$2.89 for a gallon, \$2.09 for a quart, and \$1.29 for a pint. How many of each size container ...
Monday, January 10, 2011 at 8:40pm

My daughter has an in put out put rule chart in put put 1out put 4,input6 output7 and so on what do they want her to do?
Monday, January 10, 2011 at 8:19pm

You have 15 yards of ribbon for your gift boxes. Each box gets the same amount of ribbon. How much ribbon will each of your 20 gift boxes get?
Monday, January 10, 2011 at 8:13pm

Dividing 22/7 / 5
Monday, January 10, 2011 at 7:23pm

Can a graph that is in a complete circle possibly have a function
Monday, January 10, 2011 at 7:20pm

i am a mixed decimal number the sum of my whole number is equal to the sum of my decimal number. my tenths is half of my hundredths and my ones is twice my tenths. if all my digit are even and my hundredths is 8 what number am i. pls. answer my question tnx
Sunday, January 9, 2011 at 11:47pm

Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 7:32pm

Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 5:40pm

Ninja usually weighs 80 kg. He ate 5 kg of cookies over the Holiday Break: a. What is his weight? and B. How can ninja use physics to lose weight?
Sunday, January 9, 2011 at 5:24pm

Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 5:17pm

OK so i have to do a project on duchenne muscular dystrophy and I need one page notes about them...so can someone please just give me a couple of quick notes on it? thank you!
Sunday, January 9, 2011 at 4:10pm

Z+5/7=3 home work problem that was not taught in class?
Sunday, January 9, 2011 at 12:55pm

For my school assignment I am to create a Facebook for George Washington. Anyone have an idea of people I could put in his friends list?
Saturday, January 8, 2011 at 12:33am

car traveling 20m/s brakes and takes 3s to stop. what is the acceleration in m/s2?
Thursday, January 6, 2011 at 8:50pm

hi I am trying to help my daughter do her homework I dont have the formula to sovle the problem during rush hour traffic in the big city it can take 1.5 hour to travel 45km. what is the average speed in km/h for th trip
Thursday, January 6, 2011 at 8:08pm

sylvester bowls once a week. this week he bowled four games. his scores were, 105 103 107 109 what is his average (mean) for the week? explain how you found your answer. what is the median score for the week? explain how you found your answer. what is the mode for his socres ...
Thursday, January 6, 2011 at 7:57pm

6+x=2x-14. I'm not to sure how to solve this type of equation.
Thursday, January 6, 2011 at 5:26pm

500 divided by 100 explain the decimal movement when dividing by 100.
Thursday, January 6, 2011 at 5:14pm

50 divided by 10 EXPLAIN THE DECEMAL MOVEMENT WHEN DIVIDING BY 10.
Thursday, January 6, 2011 at 5:12pm

4th
what is an array
Thursday, January 6, 2011 at 4:07pm

HELP MATH
lee looked at the results of an exam he had just given to his grade 2 math class. he saw that louise had a score of 95%. he also saw that the standard deviation for the test was 0. if arif was also in his grade 2 math class, what mark did arif get on the exam?
Thursday, January 6, 2011 at 3:12pm

In Harry's attic there are 3 spider webs. The first web is twice as large as the second. The 3rd web is 3 inches larger than the 1st web. The combined width of the 3 webs is 1 foot and 6 inches. How long is each web? Please provide explanation along with answer. Thank you ...
Thursday, January 6, 2011 at 12:25am

Find the constant of variation for the direct variation. F(x)=4.5x
Thursday, January 6, 2011 at 12:02am

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.
Wednesday, January 5, 2011 at 9:46pm

A woman with normal color vision has a colorblind daughter. What are the genotypes and phenotypes of BOTH parents?
Wednesday, January 5, 2011 at 9:41pm

I need to know how to write in word form how 7/8 is greater than 5/6
Wednesday, January 5, 2011 at 7:32pm

I only have one way that the Man-o-War defends them self, their stingers. I need one more way. But my search engine only provides that way. :( Also when the Man-o-war gives birth this happens asexually. but i also need to answer the question how do the man - o- wars find a mate??
Wednesday, January 5, 2011 at 5:02pm

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 Man-o-War care for their young? Thanks!
Wednesday, January 5, 2011 at 4:14pm

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 distance that it will rise.
Wednesday, January 5, 2011 at 12:07pm

HI! I need help with detremining how long my essay should be. It has to be from 4-5 minutes long. Thanks!
Wednesday, January 5, 2011 at 11:46am

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
Wednesday, January 5, 2011 at 1:07am

ms. sue can you help me with another problem? whatnis the median of the following number? 24,99,101,93,14,29? by the way can you please!check my last problem that you posted to me an hour ago here is my answer is 20 the median
Tuesday, January 4, 2011 at 10:43pm

A certain force causes an object to acceleration with an acceleration of 6.85 m/s/s. If the mass is increased by a factor of 2.64 and the force is increased by a factor of 3.85 , what is the new acceleration that the object will experience?
Tuesday, January 4, 2011 at 9:30pm

Maths
Tuesday, January 4, 2011 at 9:20pm

what is agora
Tuesday, January 4, 2011 at 8:44pm

geography why were seas important on the continent of Europe? What were seas used for? Please help! Thanks.
Tuesday, January 4, 2011 at 8:16pm

when you bring your bicycle to a stop where does he kinetic energy it had go?
Tuesday, January 4, 2011 at 7:16pm

algebra
sasha needs to score at least 360 points on 4 tests to earn an A. on her first 3 tests she scored 86,93,and 88. what must she score on her 4th test
Tuesday, January 4, 2011 at 1:26am

If the fish from a particular stream have become genetically adapted to their home stream over many generations, what might happen if their fertilized eggs are used to restock a different stream that has become depleted of fish? Note-A fertilized egg means that the sperm has ...
Tuesday, January 4, 2011 at 1:10am

What is an example from the real world where lowered genetic diversity is impacting a species' ability to survive?
Tuesday, January 4, 2011 at 1:05am

If the fish from a particular stream have become genetically adapted to their home stream over many generations, what might happen if their fertilized eggs are used to restock a different stream that has become depleted of fish?
Tuesday, January 4, 2011 at 1:03am

Hatchery fish populations often have less genetic biodiversity than wild populations. How much lowered biodiversity affect a fish population's ability to adapt to environmental disasters such as the pollution disaster described in this simulation(factory waste killing algae)?
Tuesday, January 4, 2011 at 1:01am

A landslide may be caused when friction is ______ by moisture
Tuesday, January 4, 2011 at 12:55am

4th math
greatest to least put these in the right order? 1/3 3/4 2/5 0.5 0.09 Thank you
Monday, January 3, 2011 at 9:09pm

social studies
is the 4th july a-freedom b-fireworks c-work d-sports
Monday, January 3, 2011 at 8:42pm

carol FRIEND ESMERALDA IS AWAY FOR 3 DAYS.SHE ASKED CARLO TO FEED HER PET DOG TWICE A DAY.CARLO FEED HIM ONE 8-OUNCE CAN EVERY TIME HE GOES ESMERALDA'S HOUSE. HOW MANY CANS OF FOOD DOES ESMERALDA NEED TO BUY FOR THE THREE DAY VACATION? SHOW HOW YOU CALCULATEAD YOUR ANSWER...
Monday, January 3, 2011 at 8:33pm

subtract 1/3 from 1/2 use 6 as common denominator would be 2/6 -3/6 answer? what would be my next step subtracting these would give me a neg answer
Monday, January 3, 2011 at 8:00pm

WHAT IS THE LARGEST PERIMETER THAT CAN BE CREATED FOR AN ARRAY CREATED FROM 24 ONE INCH TILES.
Monday, January 3, 2011 at 7:51pm

IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B
Monday, January 3, 2011 at 7:44pm

subtract 1/2 from 5/6
Monday, January 3, 2011 at 7:12pm

1. what are coureur de bois? 2. what are mjssionary jobs? 3. what was louisiana named after? 4. if new amsterdam is now new york-then what is new nethrlands called today?
Monday, January 3, 2011 at 6:49pm

if b x w = 24, b x b = 16 what is the value of w x w?
Monday, January 3, 2011 at 6:42pm

how many pound of food does the dog eat over the 3 day period? (16 ounce = 1 pound)
Monday, January 3, 2011 at 6:38pm

how can the clerk make the change of the \$1 bill using the fewest number of coins?
Monday, January 3, 2011 at 6:37pm

Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
Sunday, January 2, 2011 at 10:03pm

Statement: Most compounds that produce this in aqueous solution are ionic. Does this statement refer to an acid or a base or both?
Sunday, January 2, 2011 at 8:30pm

law
Over the past decade, some countries have shown high crime rates while other countries have lower crime rates. For example, the lowest homicide rates in 2000 existed in Saudi-Arabia and Japan, while France and Germany had the highest homicide rates. Their rates, however, were ...
Sunday, January 2, 2011 at 7:27pm

law
What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) What are some of the ways that law enforcement agencies are working to reduce these types of organized crime in ...
Sunday, January 2, 2011 at 7:27pm

Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
Sunday, January 2, 2011 at 7:11pm

What activities increase the amount of carbon dioxide in the atmosphere? What activities decrease the amount of carbon dioxide in the atmosphere?
Sunday, January 2, 2011 at 2:52pm

Finance
I've solved every problem in my assignment except for two. I only need one more to get the grade I'd like/need. I've been doing this one over and over, consistently getting wrong answers. I know the process of how to do it generally, but I feel I make mistakes in ...
Sunday, January 2, 2011 at 1:54pm

A piece of iron wire weighs 2.225g. It is dissolved in acid, which oxidizes the iron to iron(II), and made up to 250 mL. A 25mL sample required 31.0 mL of a 0.0185mol/L solution of potassium dichromate. Calculate the percentage of iron in the wire.
Sunday, January 2, 2011 at 3:20am

math
is x to the 4th power plus x to the 4th power equal to x to the 8th power?
Friday, December 31, 2010 at 3:15pm

What is the best way to tell a chemical change has taken place? 1. The matter changes color 2. The mixture separates into layers 3. The composition chnages
Thursday, December 30, 2010 at 8:52pm

percents
at anthoney's school,25% of the 72 sixth grade students wearv either glasses or contact lences.
Thursday, December 30, 2010 at 3:59pm

What happens to the available energy in an ecosystem?
Wednesday, December 29, 2010 at 7:21pm

With aid of a diagram , I need to illustrate and explain how the following nutrients are cycled through each 4 spheres. Carbon nitrogen and water
Wednesday, December 29, 2010 at 6:19pm