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math 5th grade
One morning, 8/9 of the customers at the diner ordered coffee. Regular coffee was ordered three times as much as flavored coffee. What fractional part of the customers orderd flavored coffee? I did it this way 8/9x3/1= 24/9=8/3 I got 2 2/3 It is wrong so please show me how to ...
Saturday, February 12, 2011 at 12:19am
science 6th grade
I am suppose to explain how the moment magnitude and Richter scales of earthquake measurement are similar and how they are different. Can you tell me if I am correct? They are alike because they always come up with the same rating for an earthquake. They are different because ...
Friday, February 11, 2011 at 11:25pm
PHYSICS grade 11
a 27 g arrow is shot horizontally. the bowstring exerts an average force of 75 N on the arrow over a distance of 78 cm. detrmine the speed of the arrow as it leaves the bow.
Friday, February 11, 2011 at 6:26am
5th Grade Math
There are about 3,400 species of frogs and toads, and scientists tell us that they represent 90% of the amphibians in the world. Using this information, what is total number of amphibians scientists believe are in the world. (Round your answer to the nearest 100.)
Thursday, February 10, 2011 at 11:26pm
math 3rd grade
what kinds of angles do you see in the letters E,F, and L? Is right correct
Thursday, February 10, 2011 at 7:16pm
Geometry
A road climbs at an 8 degree angle with the horizontal. What is the grade of the Road.
Thursday, February 10, 2011 at 6:52pm
math (8th grade)
The length of each piece in a model train railroad built on the HO scale is 1/87 of the actual length. Another popular model is the N scale, for which the scale is 1/160. Each car on a full-size passenger train is 80ft long. What is the length in inches of a model passenger ...
Thursday, February 10, 2011 at 6:02pm
health
Is it possible to have a stress-disorder? And if so, would it be deadly? Thank u for helping me with this strange question.
Thursday, February 10, 2011 at 5:32pm
fifth grade math
at the school free throw contest, jane made 48 out of 60 shots. max made 78% of his shots, who is the better free throw shooter
Thursday, February 10, 2011 at 4:24pm
5tth grade math
every student in a second grade class sends a valentine to each of the other students in the class, for a total of 306 valentines.How many students are in the class.
Thursday, February 10, 2011 at 4:07pm
7th grade introduction/conclusion
I have this stupid extra credit thing due tommorrow about the forest and I need the steps to writing an intro and conclusion because I forgot to bring home my notes??????? So if u could help me out I really appreciate it!!!!??? Thx Sara
Thursday, February 10, 2011 at 11:41am
math 5th grade
One morning, 8/9 of the customers at the diner ordered coffee. Regular coffee was ordered three times as much as flavored coffee. What fractional part of the customers orderd flavored coffee? I did it this way 8/9x3/1= 24/9=8/3 It is wrong so please show me how to do this ...
Thursday, February 10, 2011 at 9:43am
10 grade
A 80 slug car runs into a wall while moving at 10ft/s. If the car bounces off the wall with the same speed it struck it with as a result of having been in contact with the wall for .8 second, then find... a)... The initial momentum of the car b)... The final momentum of the ...
Thursday, February 10, 2011 at 12:44am
2nd grade
How do do the worksheet, guess my rule with two rules. Guess each rule and write it down. Using shapes.
Thursday, February 10, 2011 at 12:35am
5th grade math
Which answer shows data with a range of 49? A. 45,69,92,59 B. 95,59,52,89 C.99,66,51,52 D.55,99,78,50 if you select one of the answer .How do you solve the problem.? i was wonder how ?please explain your answer please!! so the next problem i try to solve by myself.for me thank...
Wednesday, February 9, 2011 at 9:10pm
5th grade math
In 2000 the population of goddard was 5,554. The population of Valley Center was 7,323. What is the Approximate difference between the populations, to the nearest one hundred people. please! help I'm totaly confuse with this question?? do you substract it?
Wednesday, February 9, 2011 at 9:02pm
Math
use the digits 1,2,3, and 4 to write a number in scientific notation that is close to .001 this was in a 7th grade algebra book... what? is this even possible without the use of 0?
Wednesday, February 9, 2011 at 8:50pm
math
im in the 5th grade and i need help is on metric measures and conversoins
Wednesday, February 9, 2011 at 5:17pm
4th grade fractions
Ms. Ross's class has 23 students.2/3 of her students have brown hair. The rest have blond hair. How many students have brown hair?
Wednesday, February 9, 2011 at 3:33pm
Spanish-8th grade
Could someone please check if I answered these questions correctly? Thank you Please let me know if I did anything wrong. ¿Hay un supermercado cerca de tu casa? Si, hay un supermercado cerca de mi casa. ¿Qué necesitas hacer hoy? Necesito estudiar hoy. &...
Wednesday, February 9, 2011 at 12:31pm
Math
1. Imagine driving down a mountainside. You see a sign indicating there is a 12% grade. Approximate the amount of horizontal change in your position if you note from elevation signs that you have descended 2000 feet vertically. Use the embedded equation editor in Blackboard to...
Wednesday, February 9, 2011 at 6:49am
3rd grade math - arrays
Mary says that the greater number of counters, the greater the number of different arrays you can form. Give an example that shows that Mary is wrong.
Wednesday, February 9, 2011 at 1:45am
8th grade math
According to one survey, the number of consumers who planned to purchase a television for the purposes of viewing the Super Bowl rose from 1.4 million in 2005 to 4.5 million in 2011. Suppose that in 2005 the average purchase price for a television was $935. In 2011 the average...
Wednesday, February 9, 2011 at 12:29am
science 4th grade
How are the properties of the compound water different from the properties of the elements in it?
Tuesday, February 8, 2011 at 9:17pm
English
can you check my grammar and content? i need to submit this paper for an exam and want to get a good grade.
Tuesday, February 8, 2011 at 8:29pm
8th grade science
What is the symbiotic relationship between scallops and sponges?
Tuesday, February 8, 2011 at 5:40pm
9th grade biology
How can you tell, using a microscope, that an onion cell has depth?
Tuesday, February 8, 2011 at 5:39pm
5th grade math
I need help with this problem..the answer and how you got it. thanks amy gets 1 hour for lunch at her job. today she used 1/4 hour to eat and 2/5 hour to run an errand. she spent the rest of her lunchtime writing a letter. how may minutes did amy spend writhing the letter?
Tuesday, February 8, 2011 at 11:40am
8th grade math
It is estimated that 6,000 tons of nachos will be consumed at Super Bowl XLV viewing events. Suppose a serving of nachos is 1 1/4 oz and each person eats an average of 3 1/2 servings of nachos. If a total of 91,385 people attend the viewing parties at the 373 Champs Sports ...
Monday, February 7, 2011 at 11:54pm
4th grade math
Mrs. Reid brought 32 orange and apple slices to her daughter's soccer practice. There were three times as many orange slices as there were apple slices. How many of each kind did she bring?
Monday, February 7, 2011 at 11:31pm
6th grade science
What are 2 general structures for vascular plants and 2 for nonvascular plants? 2 transport structures for vascular plants? 2 methods of transport for nonvascular plants?
Monday, February 7, 2011 at 8:28pm
8th grade science
Is predator-prey the most important ecological relationship? Thanks everyone!
Monday, February 7, 2011 at 6:06pm
3rd grade math
sara is making birthday cards. she takes 1 hour to make 5 cards. on tuesday, sara made 25 cards. how long did sara spend working on the cards on tuesday? how do you the explain answer to a 3rd grader
Monday, February 7, 2011 at 5:40pm
8th grade science
On one of my tests they are asking me if Symboin pandora has a symbotic reletionshio with the Norway Lobster. In my lesson the answer is yes but with the NORWEIGAN lobster. Is this a typo or are the two lobsters the same lobster but with different names? I am soooo.... ...
Monday, February 7, 2011 at 1:17pm
Spanish -Please check 7th grade
Please check my answers-I have to say where I just came from and what I have done using forms of venir and acabar de The post office Vengo del correo. Acabo de mandar una carta. The museum Vengo del museo de arte. Acabo de mirar el arte. The hospital Vengo del hospital. Acabo...
Monday, February 7, 2011 at 12:45pm
6th grade English
Draw a line under each preposition and to lines under the object of a preposition. He was thirty years old when he first went to California in 1868. i underlined once "to California" and "in 1868" and i under lined twice twice Californiia and 1868. is this ...
Saturday, February 5, 2011 at 12:37pm
physics
what sould be the angular speed with which the earth have to rotate on its axis so that a person on the equator would weight 3/5th as much as present..??
Saturday, February 5, 2011 at 12:38am
grade 5
can i have the biography of the most famous black inventor.About his life going to school and growing was like. thank you
Friday, February 4, 2011 at 10:39pm
5th math
7/10 - W= 1/2 solve for W
Thursday, February 3, 2011 at 11:33pm
3rd grade math hw help!
Please help! Name three ways the Roman and American coins are alike? Thanks.
Thursday, February 3, 2011 at 9:45pm
8th grade History
Where was the site of the Battle of Fort Sumter in the Civil War? Thanks!
Thursday, February 3, 2011 at 6:55pm
8th grade History
Where was the site for the Battle of Gettysburg in the Civil War? Thanks!
Thursday, February 3, 2011 at 6:44pm
Pre-Calculus
74. Road Grade When driving down a mountain road, you notice warning signs indicating that it is a "12% grade." This means that the slope of the road is -12/100. Approximate the amount of horizontal change in your position if you note from elevation markers that you ...
Thursday, February 3, 2011 at 4:48pm
Science
I am doing a 3rd grade science project on the Sun. I have to create a "visual". I want to compare the size of the earth to the size of the sun. I found that you could put 1,000,000 earths inside the Sun. I would like to fill a container [representing the Sun] with ...
Wednesday, February 2, 2011 at 9:51pm
math
what is a sixth grade divison problem with the number 17 in it plz help working on this since 8:15AM thnx u
Wednesday, February 2, 2011 at 8:01pm
math
what is a sixth grade division problem with the number 17 in it?
Wednesday, February 2, 2011 at 7:55pm
social studies
why is it a good time to shear sheep in the spring? so they don't get overheated in the summer. what work does sheep dog do? sheep dog help herd the sheep when they need to be moved. Sheep dogs seperate a sick sheep from flock or group of sheep. why is milk heated before ...
Tuesday, February 1, 2011 at 9:41pm
5th grade math
How many verticles does a cube and pyramid have? do they both have eight. also if you have a pattern that starts with one block and is increased by three cubes each time what is the tenth term in this pattern? 28 or 31
Tuesday, February 1, 2011 at 9:37pm
health
i also need the names of the different fast food so i can research there ingrdients. thank you
Tuesday, February 1, 2011 at 9:10pm
math
mr.mcmathy needs 129 seat for his 5th grade program .if the seats are arranged in ranged in rows of 10 seats ,how many rows will he need?
Tuesday, February 1, 2011 at 8:31pm
social studies
hi i need help with this question (Name 3 produce produccts) i don't understand the question please helppppppppppp
Tuesday, February 1, 2011 at 7:32pm
english
What is 7 letter word for finished. 3rd letter is R and 5th letter is U
Tuesday, February 1, 2011 at 7:27pm
Spanish-7th grade
How do I answer this question? ¿Qué haces los lunes a las diez de la mañana? Hago estudio. Hago escribo Escucho a la maestra. Hago miro la televisión.
Tuesday, February 1, 2011 at 5:14pm
8th grade science
I need help figuring out this on a food web. It goes from a flower to a butterfly to a frog to the bird to a coyote. Now I have to label them. I got them all however i do not know what the frog and bird is. HELP!! :-)
Tuesday, February 1, 2011 at 3:56pm
8th grade science
Can a secondary consumer be eaten by another secondary consumer? Thanks! :-)
Tuesday, February 1, 2011 at 3:37pm
8th grade Math
Khalid uses Penelope’s bag of letter tiles to create a different game in which he tries to randomly draw a set of five tiles with consecutive letters. If Khalid plans to draw five tiles from the bag, without looking and without replacing any tiles, what is the probability...
Tuesday, February 1, 2011 at 12:21am
8th grade Math
Penelope created a game using a bag of 26 tiles, each with a different letter of the alphabet written on it. She uses a stopwatch to time how fast she can create one 5-letter word from a set of five randomly selected letters. To play this game Penelope randomly draws a letter ...
Tuesday, February 1, 2011 at 12:20am
3rd grade math hw help!
hello all, my daughter come home with a math homework "Alphabet Polygons" I have no idea how to use the letters in the alphabet to answer the questions. Please HELP! The questions are as follow: 1) You can make polygons of some of the letters by drawing just one more...
Monday, January 31, 2011 at 10:16pm
5th math
what is the least common multiple (LCM)for 15 and 45? There are 16 girls in a class of 36 student. which expression could be used to determine the number of boys (b) in the class? please! help i think this too hard for 5th grade math. this suppose to be for 10th or college ...
Monday, January 31, 2011 at 9:33pm
4TH GRADE SCIENCE
FILL IN THE BLANKS: THE DRIVER IS ? COMPARED TO THE CARSEAT AND ? COMPARED TO THE SIDEWALK.
Monday, January 31, 2011 at 8:38pm
science
Can you give me a website on atoms
Monday, January 31, 2011 at 7:40pm
7th grade math
21/8 divided by 5/6=? in simplest form
Monday, January 31, 2011 at 5:20pm
math
In a third grade class 2/5 of the students wear glasses. What fraction of the students do not wear glasses? If 16 students wear glasses, how many students are in the class altogether?
Monday, January 31, 2011 at 5:18pm
algebra
A roof rises 1.4 feet vertically and 11.8 feet horizontally. What is the grade of the roof? The grade of the roof is _____% how do I begin to find the answer to this
Monday, January 31, 2011 at 4:54pm
English
As promised, I'm posting you the sentences I'm really doubtful of. I hope you can help me with the rephrasing. 1)He has devoted his entire life to pursuing facts. He is described as carrying a rule, a pair of scales and a multiplication table always in his pocket. 2)...
Monday, January 31, 2011 at 4:35pm
English
I made a few changes to my previous sentences. That's why I'm posting them back to you. Can you see if everything is OK? 1)It is a whitewashed room, in which the boys and the girls are sitting in two compact bodies separated from one another by a space in the middle. 2...
Monday, January 31, 2011 at 3:54pm
fourth grade science
How do changes of state help to separate crude oil into many products?
Monday, January 31, 2011 at 2:54pm
8th grade Algebra
Marianna's rectangular garden is 15 yards long and 10 yards wide. She wants to stretch a wire for hanging lights from one corner of the garden to the opposite. About how long should the wire be?
Monday, January 31, 2011 at 12:13pm
Stats
The distribution of lifetimes for a particular brand of lightbulbs has a mean of 110 hours and a standard deviation of 20 hours. Suppose a random sample of 35 lightbulbs is taken for observation. What is the probability that the sample mean lifetime will be between 105 and 115...
Monday, January 31, 2011 at 3:45am
geomertry
what is radius and diameter in third grade math
Sunday, January 30, 2011 at 9:52pm
3rd grade math
What patterns help you divide? DRaw a picture or make a chart to show how to divide 1600 by 4. Give the quotient. We know the answer but having trouble to make a chart to show the outcome. Please help. Thanks in advance
Sunday, January 30, 2011 at 9:47pm
8th grade Algebra
Sharon and her camping group hiked 6 miles due north, stopped for lunch, and then hiked 8 miles due west, stopping at ther campsite for the night. What is the straight line distance from their original starting place to the campsite?
Sunday, January 30, 2011 at 6:33pm
6th grade math
What is 4 divided by n is 1/2?
Sunday, January 30, 2011 at 3:50pm
6th grade math
what is 1/4*1/2=4d?
Sunday, January 30, 2011 at 12:12pm
6th grade math
How did you get c=1/5 when you have 5c=2/3 divided by 2/3?
Sunday, January 30, 2011 at 11:51am
Physics
A cord passes over a weightless and frictionless pulley. Masses of 200 g and 300 g are attached to the ends of the cord. Find the distance the masses will move during the 5th second after they are started from rest.
Sunday, January 30, 2011 at 5:00am
science
need a science project for 7th grade using toy train.
Saturday, January 29, 2011 at 9:01pm
10th grade Chemistry
Will Na2CrO4 react exactly the same as Na2CrO7 when mixed with Pb(NO3)2
Thursday, January 27, 2011 at 10:45pm
12th grade chemistry
If the reaction below proceeds with a 96.8% yield, how many kilograms of CaSO4 are formed when 5.27 kg SO2 reacts with an excess of CaCO3 and O2? 2 CaCO3(s) + 2 SO2(g) + O2(g) 2 CaSO4(g) + 2 CO2(g)
Thursday, January 27, 2011 at 10:34pm
5th grade math
i need help with fraction 3/5-3/15= ? PLEASE SHOW ME HOW TO DO THIS PROBLEM,THANKS!!
Thursday, January 27, 2011 at 10:04pm
8th Grade Math
I have an input output table, but I can't figure out the rule. Input: 1, 2, 5, 7, 10 Output:5, 15,?, ?, ?
Thursday, January 27, 2011 at 8:48pm
7th grade math: Pythagorean Thereom
If the sum of the sides of a right triangle is 49 inches and the hypotenus is 41 inches, then what would be the other two sides?
Thursday, January 27, 2011 at 5:43pm
Math EASY
Say that I saw my mark in gym. I am at 83% right now. In the following last 2 days before the term ends, I get 3/5 and 5/5. What percent (grade) am I at right now?
Thursday, January 27, 2011 at 12:37pm
English
Hello! What could I do as a lead in activity with two 5th graders? We have a 45 minute lesson tomorrow and I want to break the ice with a funny game. The topic is not important. Does anyone have something that lasts for 10 minutes?
Thursday, January 27, 2011 at 10:43am
5th math
how do you divide 302 by 33,593? how do you divide 67 by 48,384? show me step by step pleae! if you can?
Thursday, January 27, 2011 at 12:47am
5th math
Mr. davison has 30 students in his class . He has four more girls than boys. How many boys are in Mr. Davision class? can you please check my answer? I got 11 boys . does it sound about right ?
Thursday, January 27, 2011 at 12:27am
5th math
what is the average number of hot dogs sold? 12,12,13,17,21,22,22,22,22,30,32,37. please! show me this how to solve this problem? my last question for today.thank you very much without your help . it;s impossible to understand this problem.
Thursday, January 27, 2011 at 12:06am
5th grade
The Chang Toy Factory in China can produce 35 mini toy care each minutes at a cost of 77 cents. then, a package of 35 is put in a cardboard box that holds 350. What does it cost to procuces 285 toy cars? can you show me how to solve this problem .? do you divide or X it?
Wednesday, January 26, 2011 at 11:55pm
5th math
What is the measure of each side of a square with a perimeter of 60 inches? this one I'm total lost . please ! show me how you do this problem. thank you!!
Wednesday, January 26, 2011 at 11:30pm
5th math
look at the number of leters robin sorted at her job at the post office. what is the mean number of letters sorted? day------letters sat. 105 Mon. 97 Tues. 88 Wed. 86 please! show me how to do this problem.thanks!!
Wednesday, January 26, 2011 at 11:11pm
5th math
Jackie ran 4 Miles in 28.5 minutes Which equation could be used to determine the average number of minutes it took jackie to run Each mile(k)? k-4=28.5 or k+3=28.5 or k/3=28.5 or 4k=28.5 can you tell me which one is the right equation?
Wednesday, January 26, 2011 at 10:55pm
7th grade math
what is te best numbers for the base of a trapezoid that has a aarea of 4 square units and a height of 1
Wednesday, January 26, 2011 at 10:27pm
4th grade math
of the third graders who were asked, 2/5 like pizza the best, 3/15 like hamburgers the best, and 18 like macaroni the best. How many third graders were asked their favorite food?
Wednesday, January 26, 2011 at 10:04pm
math
each pizza has 8 slices the teachers want enough pizzas so that each student can have 2 slices if there are 22 students in eeach of the 3 fourth grade classes how many pizzas must be ordered
Tuesday, January 25, 2011 at 4:53pm
6th grade grammar
Should I use me or I in this sentence? My older sister is the one who got my mom and me interested in yoga. My teacher said it is my mom and I. I think it is me because you would say my sister got me interested in yoga. Thanks for your help.
Tuesday, January 25, 2011 at 4:11pm
12th grade calculus
How do I find the area bounded by the curver y = x^1/2 + 2, the x-axis, and the lines x = 1 and x = 4
Tuesday, January 25, 2011 at 2:52pm
english
Students who do their homework on a regular basis have grades higher than students who don’t do homework. When students do not do their homework they fall behind in the class and eventually receive a zero on that paper, this results in dropping their grade for that class...
Tuesday, January 25, 2011 at 1:10pm
5th grade health class
How is a privilege different from a right? please! wxplain words to me so, i can have a better understaning on it. thank you!
Tuesday, January 25, 2011 at 12:07am
chemistry - grade 9
calculate the mass carbon monoxide, CO, that was needed to produce 78g of methanol, CH3OH, by the following reaction: 2H2 + CO -> CH3OH.
Monday, January 24, 2011 at 8:49pm
4th grade
nick's diner advertise fresh squeezed orange juice every day of the year. he serves twenty-four 8-ounce glasses of juice a day. nick knows it takes three 6-ounce oranges to make one 8-ounce glass of juice. nick orders oranges by cases that have 24 oranges and weigh a total...
Monday, January 24, 2011 at 5:59pm
6th grade math
Form and equivalent division problem for 5 / 1/3 by multiplying both the dividend and divisor by 3. Then find the quotient. IS it 5 / 3/9 Do I finish by mutliplying 5/1 x 9/3(reciprocal)?
Monday, January 24, 2011 at 12:29am
6th grade math
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
Math grade 8
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
Grade 12 math
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
Math Grade 12 college
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
spelling 2nd grade
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
reading
big project part one due monday need help just in 5th grade
Saturday, January 22, 2011 at 5:57pm
9th grade Math
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
5th grade
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
5th grade
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
Math 1 9th grade
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
4th grade
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
4th grade
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
5th grade math
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
5th grade math
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
8th grade Science
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
8th grade Science
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
math 5th grade
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
third grade hw help
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
4th Grade
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
4th Grade
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
5th grade algebra
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
sawmills 3rd grade math
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
math 4th grade
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
Math and Reading
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
8th grade science
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
5th math
charlene's scores: 80,80,70,65,60,80,60,80,80. median______________ mean_____________? Kiyda's scores:75,80,95,80,100,80,95,100,80. median______________ mean_____________? can you explain this problem to me thanks!!
Tuesday, January 18, 2011 at 11:12pm
3rd grade math
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
3rd grade math
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
5th math
what ist he mean for the following nubers? 33,41,37,27,32. can you please explain the problem to me..?? what ist he least common Multiple(LCM) for 6,4,and 8?
Tuesday, January 18, 2011 at 10:21pm
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
7th grade science
Please help me fill in the following: A windmill converts ________energy to _____energy.
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
5th math
If a spinner is divided into 8 congruent sectors what is the sample space ? there a 2 1's, 2's. 3's and 4's that make up the segments
Monday, January 17, 2011 at 10:20pm
5th grade math
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
grade nine space
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
grade nine space
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
6th grade math
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
6th grade math
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
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