Tuesday
May 21, 2013

Mexico DF is the word for Mexico City in Spanish I think that is false because they either say Mexico or el DF referring to Districto Federal, correct? They never say Mexico DF do they?
Monday, May 23, 2011 at 12:44pm

a tree casts a 25 foot shadow on a sunny day if the angle of elevation from the tip of the shadow to the top of the tree 32 degrees, what is the height of the tree to the nearest thenth of a foot?
Sunday, May 22, 2011 at 6:17pm

AP Physics
A Young's double slit has a slit separation of 2.50x10 raised to the -5th power m on which a monochromatic light beam is directed. The resultant bright fringes on a screen 1.00 m from the double slit are separated by 2.30x10 raised to the -2nd power m. What is the ...
Sunday, May 22, 2011 at 5:45pm

The second difference of a sequence is a constant 5. The differences between the first term and the second term, 12, is 8. How do I find the first five terms?
Sunday, May 22, 2011 at 5:31pm

Still confused. let's try this: word forms for: 9.035 9.35 Thank you.
Sunday, May 22, 2011 at 12:35pm

Ms. Sue, so how would you write 50.90
Sunday, May 22, 2011 at 12:18pm

how do you write 50.09 in word form?
Sunday, May 22, 2011 at 12:13pm

76 is what percent of 15??????????????????
Sunday, May 22, 2011 at 10:20am

computer science
Your goal is to solve the following programming lab activity. Write a program that prompts & accepts a number between 1 and 12. After getting the input, display the number with the appropriate month. (example: This is the 1st month…January, This is the 2nd month…...
Sunday, May 22, 2011 at 1:48am

science
I'm in 5th grade and I'm doing a science project on if seawater can be desalted by freezing... I tested three cups of seawater, each with different times in the freezer.. I have my control which is the seawater at room temperature... What do I chart on my bar graph... ...
Saturday, May 21, 2011 at 7:55pm

write the number13 inbase six
Saturday, May 21, 2011 at 4:34pm

Social Studies
I jsut need the answer to one question in Florida Studies week 14. I brought mini assessment home to grade and left the papers at school. Question 13 What di the king of spain do after getting Florida back? I think I know the answer but want to be sure. did he trade it for Texas?
Saturday, May 21, 2011 at 3:21pm

Science
I'm in 6th grade and I need help for my science project. I don't even know what to do. Any fun science projects for 6th graders?
Saturday, May 21, 2011 at 12:51pm

algebra
What is the value of the expression 2x to the 2nd power + 3xy -4y to the 2nd power when x = 2 and y = -4? please show how to solve this
Saturday, May 21, 2011 at 12:00pm

what is the next number in the pattern 5,3,7,5,9,7,11?
Thursday, May 19, 2011 at 5:01pm

If I just have a picture of la sala and it's neat and tidy and has a television in it, which would be the correct response? 1.Mi familia acaba de limpiar la sala. 2.Mi familia mira la television. 3.Mi familia necesita limpiar la sala. 4.Mi familia limpia la sala. I don'...
Thursday, May 19, 2011 at 4:15pm

math
In his algebra class, Rob has scores of 79, 85, 81, and 65 on his first four tests. To get a grade of C, the average of the first five tests must be greater than or equal to 70 and less than 80. Solve an inequality to find the range of scores that Rob can earn on the fifth ...
Wednesday, May 18, 2011 at 8:23pm

science
my daughter has a science project she is in 7th grade what should she do
Wednesday, May 18, 2011 at 7:18pm

maths
my daughter studying in 2nd standard this is the project work i dont understand, please show me the answer. make a chart to represent nos 1-15 using small objets
Wednesday, May 18, 2011 at 4:16am

criminal justice
Prepare a 6–8 slide PowerPoint presentation that addresses the following questions: •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 ...
Wednesday, May 18, 2011 at 1:03am

writing
i dont understand what u said, writeteacher. can you show me? Can u proofread and show me how to fix me my writing? Philip Malloy Have you ever watched the movie? In the story, “Nothing but the truth,” by Avi, a boy named Philip Malloy had many traits to describe his...
Tuesday, May 17, 2011 at 5:04pm

Maths
The 5th term of an exponential sequence is 4 and of 2nd term is 35(¡)find the 3rd term (¡¡)the 6th term (¡¡¡)the sum of the first 5th term?
Tuesday, May 17, 2011 at 1:24pm

How do you factorise?
Tuesday, May 17, 2011 at 1:05pm

Writing
Can you proofread my writing? Philip Malloy Have you ever met a devious little boy? Well, I have. In the story “Nothing but the truth,” by Avi, a boy named Philip Malloy was very devious. Philip Malloy was a funny person, then a stubborn person. There are many ways ...
Monday, May 16, 2011 at 8:50pm

Math 540
The Department of Management Science at Tech has sampled 250 of its majors and compiled the following frequency distribution of grade point averages (on a 4.0 scale) for the previous semester. GPA Frequency 0-0.5 1 0.5-1.0 4 1.0-1.5 20 1.5-2.0 35 2.0-2.5 67 2.5-3.0 58 3.0-3.5 ...
Monday, May 16, 2011 at 8:26pm

-2(8-4)-8(-6-8)= im notsure how to do this can someone please explain how to do this and what the answer is, i keep coming up with 2 but thats not right. i need help!
Monday, May 16, 2011 at 7:13pm

Could you check thee for me? Thank you 1. Say that you plan on going to the movies tomorrow night. Yo pienso ir a el cine mañana por la noche. 2. Say that you need to learn Spanish. Tengo que aprender español.
Monday, May 16, 2011 at 12:44pm

I need to write about my geometry class and what I do in the class. I need to use "la tarea" in the sentence. I'm not sure if I could use this to describe the calculations I do. I'm confused how to even conjugate or use this. Would it start with "Hago la...
Monday, May 16, 2011 at 11:23am

The sum of two numbers is 16. The difference between the two numbers is 2. What are the two numbers ?
Sunday, May 15, 2011 at 9:13pm

health
what do you teach for 5th grade Health class?
Saturday, May 14, 2011 at 6:48pm

TO FIND THE TOTAL AREA OF A RECTANGULAR SOLID CARTON. LENGTH: 4 1/2 FT HEIGHT: 2 FT WIDTH: 3FT
Saturday, May 14, 2011 at 10:55am

how do you put 1 and 3/16 and 1 and 7/8 in simplest form and what is the answer?
Friday, May 13, 2011 at 5:26pm

Statistics
Suppose that the average grade for all people who take this course in statistics is 83 with a standard deviation of 3.5. If your particular class has an average of 89, can you conclude that your class is better than average at the 90 percent confidence level? Label and ...
Friday, May 13, 2011 at 5:27am

Thursday, May 12, 2011 at 6:53pm

teacher aide
Children with a language or speech disorder are A sometimes suffering from an aphasia B always learning challenged C able to receive special help only after the third grade D unable to use communication boards I need help
Thursday, May 12, 2011 at 10:24am

Wednesday, May 11, 2011 at 9:17pm

convert 10 and one-third into a decimal
Wednesday, May 11, 2011 at 4:43pm

a basketball player scored 8 pts total during 1st and 2nd quarters of a game. During the 3rd quarter she scored 3 times as many pts as she did in the 4th quarter. Let P = the # of pts the player scored in the 4th quarter. Write and simplify an expression to represent the total...
Wednesday, May 11, 2011 at 12:52pm

What is the question answer flow for an exclamatory sentence
Wednesday, May 11, 2011 at 11:46am

English 12
I need a 12 grade level complex/compound sentence using an infinitive and two prepositional phrases.
Tuesday, May 10, 2011 at 7:24pm

English 12
I need a 12th grade level complex/compound sentence using a gerund.
Tuesday, May 10, 2011 at 7:22pm

English 12
I need a 12th grade level complex sentence using a metaphor
Tuesday, May 10, 2011 at 7:21pm

English
8. Name three specific "poet stereotypes" that Margaret Atwood discusses or hints at in her speech. 9. What were Margaret Atwood's very first poetry experiences? 10. What are your earliest memories of poetry? Were they similar to Margaret Atwood's first ...
Tuesday, May 10, 2011 at 6:05pm

chemistry
2nd revision to the question, it is 7.62atm not 7.2atm, its now all correct on the question. sorry again Fluorine and krypton react to form binary compounds when a mixture of the two gases is heated to 500C in a nickel reaction vessel. A 100mL nickel container is filled with ...
Tuesday, May 10, 2011 at 1:09am

Once a month a fast food chain offers a special when a coach brings in a team. Buy 5 hamburgers and get one free. This month, a team goes in after their game. Each person had one hamburger. Each of the players had a soda @ \$.50 each and shared an order of french fries (\$.95 ...
Monday, May 9, 2011 at 8:48pm

ENGLISH
Below is how students feel about the NYS Math test that is days away(Is there any corrections I can make or add?) Are the students at I.S.230 really ready for the NYS Math Test? 5/9/2011 By: Anonymous Mostly all the students at I.S.230 in Jackson Heights, Queens have been ...
Monday, May 9, 2011 at 6:59pm

If a life-form has six different bases-ABCDEFG. the percentage composition of A,B and C is same as EFG. Hypothesis the structure of the nucleic acid. I TRIED the search engine but didnt help, please help!
Monday, May 9, 2011 at 3:43pm

statistics
what the error is: a) Grade Percent Frequency A 20% B 45% C 30% D 10% F 5% (b) The following table summarizes the grade breakdown on an exam in a small statistics class with 10 students. Grade Percent Frequency A 30% B 35% C 15% D 20% F 0%
Monday, May 9, 2011 at 2:57pm

If a life-form has six different bases-ABCDEFG. the percentage composition of A,B and C is same as EFG. Hypothesis the structure of the nucleic acid.
Monday, May 9, 2011 at 2:47pm

Math
A student ears \$10 per hour for tutoring and \$7 dollars per hour as a teacher's aid. Let x= number of hours each weeks spent tutoring and y=the number of hours each week spent as teacher's aid. Write the objective function that describes the total weekly earnings: e=...
Monday, May 9, 2011 at 11:56am

statistics
After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Green’s Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Green’s ...
Monday, May 9, 2011 at 11:19am

A group of 1,500 high school students were asked to fill out a questionnaire about their future career choices. The circle graph represents the results of the questionnaire. Use the circle graph to answer the question. Doctor: 20% How many students chose doctor as their career...
Monday, May 9, 2011 at 11:00am

We are doing double verbs and leaving the second one infinitive form and also present participles with cantar becoming cantando-Could you please check these questions I need to answer? Thank you 1.¿Sabe tu padre hablar inglés? Sí, mi padre sabe espa&...
Monday, May 9, 2011 at 10:23am

trig
1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we are having a hard time solving each trig problems 2nd- if sin theta=0.6 and 90 degree <theta < 180 degree, find the exact value of sin 2 theta. ...
Sunday, May 8, 2011 at 5:16pm

Vicki measured the length of 8 leaves. The lengths were 10 cm, 12 cm, 15 cm, 15 cm, 19 cm, 11 cm, 18 cm, and 15 cm. What is the interquartile range of Vicki's data? answer choices are: a. 1 b. 3 c. 5 d. 6 I chose 5 and it says that 6 is the correct answer. Can you please ...
Sunday, May 8, 2011 at 3:52pm

I have a table to complete.Given that points A and B belong to a circle with centre O; If the area of the sector bounded by central angle AOB is 14.13cm squared and the measure of central angle AOB=45cm squared. What is the radius of the disk(cm)and what is the area of the ...
Sunday, May 8, 2011 at 12:23pm

math
Should number theory be taught to grade school children?
Saturday, May 7, 2011 at 8:27pm

Brit and Tara are standing 13.5 m apart on a dock when they observe a sailboat moving parallel to the dock. When the boat is equidistant between both girls, the angle of elevation to the top of its 8.0 m mast is for both observers. Describe how you would calculate the angle, ...
Saturday, May 7, 2011 at 5:02pm

please help me solve these 1. 2√5/8 + 4√3/8 - 1/2√68 2. √4k-5 +1=8 (the radical sign goes over 4k-5) 3. (x+4)*2 /3 =8 4. Write the value of the discriminant of each equation. Then use it to decide how many different real-number roots the equation has. x...
Friday, May 6, 2011 at 11:43pm

Need to pick out the subject, verb and adjective 1. I like French Dressing. Subject=I verb=like adj=french 2. Where are my old jeans? subject=jeans verb=are adj=old
Thursday, May 5, 2011 at 10:04pm

abnomal child psychology
Thursday, May 5, 2011 at 4:04pm

-What contains DNA? -Where is DNA found?
Thursday, May 5, 2011 at 8:15am

physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Thursday, May 5, 2011 at 3:22am

Thermodynamics 2nd Law
The 2nd law of thermodynamics states that “in any spontaneous process, the total entropy of the universe always increases”. Yet in biological systems there are processes where there is a decrease in entropy during a reaction. Give an example of a biological process ...
Thursday, May 5, 2011 at 12:21am

Jordan spent \$6.37 on a book and \$1.23 on a magazine. How much did he spend all together? First estimate the costs and the totals. _____+______=______ Then use partial sums and solve. _____
Wednesday, May 4, 2011 at 9:54pm

The two boxes are similar rectangular prisms. what is the height of box B. I figured out the volume of the smaller box first now what do I do?
Wednesday, May 4, 2011 at 9:06pm

Statistics
Hey everyone! For my Math Class I need a tally of EVERYONE from the ages 10 to 20 to say who there favorite singer is in the below. I need a lot of tallies to get a good grade. Also, This is NOT a DEBATE this is a real assignment for a REAL class. Thanks everyone who can help ...
Wednesday, May 4, 2011 at 3:05pm

Physics
If 7.00hp are required to drive a 1500-kg automobile at 66.0 km/h on a level road. What power is necessary to drive the car at 66.0 km/h down a 1.00 % grade? It requires 42.9 hp to drive the car at 66.0 km/h up a 10.0 % grade (a hill rising 10.0 m vertically in 100.0 m ...
Wednesday, May 4, 2011 at 3:38am

If the sum of 1! + 2! + 3! + 4! + ... + 49! + 50! is divided by 15, what is the remainder?
Wednesday, May 4, 2011 at 1:23am

2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 at 11:23pm

2x-5y=14 3x+2y=40 what is the solve of xy ?
Tuesday, May 3, 2011 at 11:23pm

my question is in geometry what does 4/3 look like?
Tuesday, May 3, 2011 at 10:56pm

Chemistry
What mass of NaCl can be dissolved in 7.50 X 10 (to the 2nd)grams of water at 25 degrees C?
Tuesday, May 3, 2011 at 7:41pm

how to write 2nd may 2011 in 5 letters without usi
how to write 2nd may 2011 in 5 letters without using numbers
Tuesday, May 3, 2011 at 2:45am

Physical Science
Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration calculation and velocity, ...
Monday, May 2, 2011 at 7:55pm

\$3,000,000,000,000,000 how much is this in words?
Monday, May 2, 2011 at 6:21pm

1.I fold the clothes. Yo doblo la ropa. 2.My padre vacuums. Mi padre pasa la aspiradora. 3. I make the bed. Hago mi cama. 4. I take out the garbage. Yo saco la basura.
Monday, May 2, 2011 at 4:44pm

how do you reduce 15/20 and 8/20?
Monday, May 2, 2011 at 1:58pm

If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed
Monday, May 2, 2011 at 1:11pm

Mr. Badger bought 12 pens every month until their price rose to 15 cents each. Now he can only afford to buy 10 pens at the same total cost as before. What was the original price of each pen? There are 41 pigs and chickens on a farm. If there are 100 legs counted altogehter, ...
Monday, May 2, 2011 at 7:06am

maths
how to write 2nd may 2011 in 5 letters without using numbers?
Monday, May 2, 2011 at 1:13am

general knowledge
how to write 2nd may 2011 in 5 letters without using numbers?
Monday, May 2, 2011 at 1:13am

3.5 X 10 ________ 7 x 10^-9
Sunday, May 1, 2011 at 11:57pm

7th Grade Science, Plz help due tomorrow!!!!
What are tetrahymena thermophila's primary source of energy??
Sunday, May 1, 2011 at 9:50pm

trig
how do you solve 2nd cos 6/11 (my calculator doesn't have 2nd function0
Sunday, May 1, 2011 at 8:31pm

Please help me with these factorise algebra questions!!! 1. 9c squared + 30c + 25 - 4d squared 2. 12 + 89 - 4a squared 3. -5x squared + 27x - 10 4. If A= 15x squared - 20x +11 and B= 1 + 9x+ 5x squared, then A-B when factorised is...
Sunday, May 1, 2011 at 9:15am

managerial finance
Bunyan Lumber, LLC, harvests timber and delivers logs to timber mills for sale. The company was founded 70 years ago by Pete Bunyan. The current CEO is Paula Bunyan, the granddaughter of the founder. The company is currently evaluating a 7,500 acre forest it owns in Oregon. ...
Sunday, May 1, 2011 at 1:00am

I was just checking to see if anyone read my response to the information that you all gave me. I was asked to check back with you all. My post was at 5:49pm Thanks
Saturday, April 30, 2011 at 9:52pm

An observer in a hot air balloon some distance away from the aqueduct determines that the angle of each depression to each end is 54 degrees and 71 degrees. The closest end of the aqueduct is 270 m from the balloon. Calculate the length of the aqueduct to the nearest tenth of ...
Saturday, April 30, 2011 at 9:27pm

PHYSICAL SCIENCE
compute the freezing point of 21.6 g CuSO4 in 1.00 x10 to the 2nd power gH2O
Saturday, April 30, 2011 at 8:44pm

How would I change the following sentences to exclamatory? The moon travels at more than 2,300 miles per hour Some people thought the moon was made out of green cheese
Saturday, April 30, 2011 at 5:29pm

Please tell me if I have identified the following the sentences correctly as being declarative, exclamatory or impeative: The Italian word fo "moon" is luna Declarative Wow, that's how you say it it Spanish, too Exclamatory I have heard the words lunatic and ...
Saturday, April 30, 2011 at 4:39pm

possible options of resolving an attempted murder case?
Friday, April 29, 2011 at 9:42pm

Is it probable that the sun will become a supernova? Why or why not?
Friday, April 29, 2011 at 9:39pm

economics
This is my son who is in 10th grade homework assignment. I want to be able to help and not look like a dope! I really have no clue! 1. Why do economists consider growth in the average labor productivity to be the key factor in determining long run living standards? 2. And, Let...
Friday, April 29, 2011 at 2:41pm

A rocket carrying a weather satellite is launched. As it moves through space, the rocket is tracked by two tracking stations located 24 km. apart, beneath the rocket. The 2 tracking stations both lie west of the launching pad. at a specific moment, the rocket's angle of ...
Thursday, April 28, 2011 at 11:02pm

assume you are standing on a dock and watching the waves pass directly under where you are standing. You count the number of seconds it takes w1,w2,w3 and w4 to pass directly below you. you determine that all four waves below you in two seconds. info: in the formula the length...
Thursday, April 28, 2011 at 10:35pm

A rectangular packing crate that is 3 feet wide, 4 feet high, and 6 feet long is used to ship jewelry boxes that are 1 foot wide, 1foot long, and 1 foot high. V=lwh. What is the volume of the rectangular packinging crate? I think it's 72 cubic feet. IS that correct? Also...
Thursday, April 28, 2011 at 8:29pm

A box contains 6 red balls, 4 white balls, and 5 green balls. If three balls are drawn in succession without being replaced, what is the probability that they are drawn in the order red, white, green? A x 8/225 B x 4/91 C x 12/445 D x 1/225...
Thursday, April 28, 2011 at 11:27am

Is this correct? Tú salgas la escuela a las ocho.
Thursday, April 28, 2011 at 10:55am

There are three crowns in the royal cabinet: One for the King, One for the Queen, and one for the Princess. The king's circumference was 21.98 in, the Queen's circumference was 43.96 cm and the Princess' circumference as 392.5 mm. What are the Diameters's for ...
Wednesday, April 27, 2011 at 10:14pm

Ther jester was juggling in the medieval fair, and all three where different sizes and colors. The jester wanted to put them in order from least to greatest. The red ball had a diameter of 100 mm the green ball had a radius of 4 cm and the yeallow ball had the radius of 6.5 cm...
Wednesday, April 27, 2011 at 9:42pm

math
whats 16-4+1 to the 2nd power i wish i was smart
Wednesday, April 27, 2011 at 6:47pm

I need help on how to figure out compund area of a shape. I meen we have the math part of the CRCT tommorow and I'm STILL NOT sure how to do it? Can someone please help me
Wednesday, April 27, 2011 at 6:00pm

A rectangular dog run is to be enclosed by a fence and then divided into two smaller rectangular areas by a fence parallel to one of the sides. If 54m of fence is available, find the dimensions of the dog run of greatest possible area. State the total area
Tuesday, April 26, 2011 at 10:44pm

How many grams of CuSO4.5H2O are needed to prepare 100. mL of a 0.to M
Tuesday, April 26, 2011 at 6:08pm

To what volume should 5.o g of kcl be diluted in order to prepare a o.25 m solution
Tuesday, April 26, 2011 at 6:05pm

Science
5 Grade class with 20 students collected snack-survey data.The class made the circle graph. Cookies:5,Granola Bar:4,Candy Bar:7 Fruit:3,Other:1
Tuesday, April 26, 2011 at 4:42pm

English
I need the synonyms and antonyms to all the tenth grade SAT vocabulary list!!
Tuesday, April 26, 2011 at 4:33pm

Write twenty million,five hundred thousand in expaned notation form using exponents. would that be (20x10tothe 8thpower)+(500x10to the 5th power)
Monday, April 25, 2011 at 8:59pm

Math
the following stem-and-leaf plot shows the number of books checked out from the school library by each studentin Mrs. Donham's fourth-grade class 0/6 1/1 3 8 2/2 2 3 7 8 3/0 0 0 1 2 4 4 5 6 9 9 4/1 2 5 which interval had the most students a-30-39 b-20-29 c-10-19 d-0-9
Monday, April 25, 2011 at 8:49pm

1.I have to correct this sentence- Mi amigo viene de el cine. I think I rewrite it as Mi amigo viene del cine. 2. Ella va a el centro comercial. I think I correct it this way: Ella va al centro commercial. 3. Ellos dorem. I correct it by writing it this way: Ellos duermen. 4....
Monday, April 25, 2011 at 5:42pm

Chem Webwork UCI
Complete the table below: What is the pH of the solution created by combining 0.70 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00 mL of the 0.10 M HC2H3O2(aq)? mL NaOH: 0.70 pH w/ HCl: 1.08 pH wHC2H3O2: 3.23 Complete the table below: What are the pH ...
Monday, April 25, 2011 at 4:50pm

Kat has 30 vehicles. Some are bicycles and some are cars. These vehicles have a total of 88 wheels. How many bicycles are there?
Monday, April 25, 2011 at 4:30pm

Math
Suppose there are 500 pennies in a row... (math problem)? The pennies are all "heads up" Now suppose that 500 people line up and ... Person #1 turns over all the pennies Person #2 turns over every 2nd penny, starting with penny number 2 Person #3 turns over every 3rd...
Monday, April 25, 2011 at 3:02pm

Psychology
Allie has developed a theory concerning test grades. She believes that there is a relationship between her frequency of study and the resulting grade. In order to test her theory, she has to design a/an: a theory b principle c hypothesis d strategy I think its c
Monday, April 25, 2011 at 2:57pm

what will happen if a metal block that is 60°c is placed in water that is 20°c?
Sunday, April 24, 2011 at 6:29pm

This is not in order. Please put the story about "The wishing well in order" 1. Today is a particularly busy day at the well. 2. This wishing well is very popular 3.It is New Years Day 4.Other People make wishes about their families. 5. For this reason the park will ...
Sunday, April 24, 2011 at 11:00am

Linda is painting a design. Each tube of paint will cover an area of 51 square centimeters. At least how many tubes of paint will Linda use to paint section c? Note: section c is 6cm The answers to choose fom are a) 1 b) 2 c)3 d) 4 I tried 51 divided by 6 ,but it is not coming...
Saturday, April 23, 2011 at 5:18pm

Which proportion can you use to find the width of a full size railroad track? of 1 millimeter for every 87 millimeters in a full size train. The model railroad cars run on a track that is 16.5 mm wide. f) 1/87 = x/16.5 g) 1/87 = 16.5/x h) 1/x= 87/16.5 j) 16.5/87 = x/1
Saturday, April 23, 2011 at 4:56pm

Is there a quick way to get the answer to this problem without doing a calculation of each possible answer. These numbers are arranged from greatest to least. Which value is next. F) 1/2 G) 0.58 H) 6/8 J) 0.65
Saturday, April 23, 2011 at 4:03pm

what is an easy way to remember the equations used for: kinetic energy, potential energy, work, and power?
Friday, April 22, 2011 at 12:58pm

if the average of 6 numbers is 12 then what is the sum? How would you figure this?
Wednesday, April 20, 2011 at 9:34pm

math
There are 283 students in Walley's school and 59 of them are in the sixth grade. What is the approximate percent of student at Walley's school who are in the sixth grade
Wednesday, April 20, 2011 at 9:23pm

math
An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find the range of scores on the fourth exam that will give you an A grade for the course. (Let N stand for your score on the fourth exam.)
Wednesday, April 20, 2011 at 9:22pm

system of equations thank you 2x+3y-17 3x+y=31 2(x-3y)=24 y=3x-2 2(x+4)=24 x+y=17
Wednesday, April 20, 2011 at 3:51pm

Math/Solving side lengths of similar figures!!!
I have to find out what (x) equals. it shows me two triangles. ABC and XYZ. XYZ's sides are X-6 Y-10 and Z-8. ABC's sides are A-(x) B-25 and nothing for C. i need to find the value of (x). I'm expelled from school, and I get taught at the library everyday by my ...
Tuesday, April 19, 2011 at 10:37pm

Could you please check these two answers: 1.Fill in the blank with what would logically follow: primero,_______ I think it is segundo, correct? 2.Fill in blank with what would logically follow: tercero_________ I think it is cuarto, correct? 3. In a Mexican school, the school ...
Tuesday, April 19, 2011 at 4:57pm

Calculate the lattice energy of potassium oxide from the following data: Enthalpy of sublimation of potassium: +89.24 kJ/mol Bond energy of oxygen: +498 kJ/mol First ionization energy of potassium: +419 kJ/mol 1st electron affinity of oxygen: -141 kJ/mol 2nd electron affinity...
Tuesday, April 19, 2011 at 10:11am

If Y varies inversely as X^2, determine what Y would be if X = 2 and another point on the equation is (1,8).
Monday, April 18, 2011 at 10:39pm

Physics
Orange light (wavelength=600nm) is passes through a single slit. Use a=2000nm and L=2m. a) Determine the linear size on the screen of the 2nd maximum (not including the central maximum). b) Determine how many total maxima occur in the pattern. a) I thought for a single slit, ...
Monday, April 18, 2011 at 8:54pm

Physics
Orange light (wavelength=600nm) is passes through a single slit. Use a=2000nm and L=2m. a) Determine the linear size on the screen of the 2nd maximum (not including the central maximum). b) Determine how many total maxima occur in the pattern. a) I thought for a single slit, ...
Monday, April 18, 2011 at 8:52pm

Find the sum of the angle in each regular polygon. (Pentagon)
Monday, April 18, 2011 at 8:00pm

math
A stereo system that regularly sells for \$240 goes on sale for \$192 what is the percent discount From jumpstart booklet grade 8
Monday, April 18, 2011 at 7:31pm

English
I forgot to include the following sentences. I really hope you can have a look at them, too. 1) But I heard his voice, which sounded very low. I couldn't see his face because he escaped very quickly. 2) The only thing I remember is that is was carrying something like a gun...
Monday, April 18, 2011 at 2:15pm

Essay evaluation
Please grade my GMAT essay on 6 The author of the statement believes that the century old practice of using money in its physical form should be replaced by electronic accounts of credits and debits. Some people may argue that this practice is elitist and people of the lower ...
Monday, April 18, 2011 at 2:40am

Stat
P(A)=.10, P(B)=.30, P(C)=.40, P(D)=.10, P(F)=.10. Determined the expected grade and variance for the course.
Sunday, April 17, 2011 at 8:20pm

Calculate the lattice energy of potassium oxide from the following data: Enthalpy of sublimation of potassium: +89.24 kJ/mol Bond energy of oxygen: +498 kJ/mol First ionization energy of potassium: +419 kJ/mol 1st electron affinity of oxygen: -141 kJ/mol 2nd electron affinity ...
Sunday, April 17, 2011 at 11:57am

English
Thank you very much for your help. I have some more sentences I'm not sure of. 1) I've been proud of myself when I won the regional competition of judo. I’ve been proud on 24 July when I passed my driving test. Can you say “when I got the highest grade on-not...
Saturday, April 16, 2011 at 6:11pm

GMAT Essay- Analysis of issue
Please grade my essay on 6 Topic “Parents should not shoulder the full burden of their children’s college tuition. If university students are required to pay for at least a portion of their education, they will take their studies more seriously and, ultimately, ...
Saturday, April 16, 2011 at 4:29am

Gene has less than 12 nickels,dimes,and quarters in his pocket.The probability of pulling out a nickel or a quarter is 3/4.The probabilty of pulling out a dime is 1/4.How many coins does Gene have in his pocket?How many of each does he have?Please explain
Friday, April 15, 2011 at 9:26pm

MAth
I don't know how to begin this one-help Janie bought 2 pairs of identical jeans at a sale.she paid regular price for the 1st pair and paid half price forthe 2nd pair.if the the total cost was \$45.00,what was the regular price of the jeans? 2x-1/2x=45 ??
Friday, April 15, 2011 at 2:33pm

Statistics
you draw two cards from a standard deck of 52 cards, but before you draw the second card, you put the first one back and reshuffle the deck. a) are the outcomes on the two cards independent? why? b) find P(3 on 1st card and 10 on 2nd) c) find P(10 on 1st card and 3 on 2nd) d) ...
Friday, April 15, 2011 at 1:03pm

math-Probablity
Hi, just a few stupid questions about probability. 1. How many different license plates can there be if there is a total of 7 letters (no numbers) (and I'm assuming this has a something to do with permutation. 2. How many different batting line ups can be chosen from a 13 ...
Thursday, April 14, 2011 at 11:33pm

Consider the parameterization of the unit circle given by x=cos(4t^2−t), y=sin(4t^2−t) for t in (−InF, INF). Describe in words and sketch how the circle is traced out, and use this to answer the following questions. (a) When is the parameterization tracing ...
Thursday, April 14, 2011 at 11:03pm

Gene has less than 12 nickels,dimes,and quarters in his pocket.The probability of pulling out a nickel or a quarter is 3/4.The probabilty of pulling out a dime is 1/4.How many coins does Gene have in his pocket?How many of each does he have?
Thursday, April 14, 2011 at 9:30pm

I'm writing an essay about Mercutio's character and why friendship is so important to him in Romeo and Juliet. I have a good complex thesis but I'm having trouble structuring it. Thesis: Mercutio is extremely close with Romeo and cares very deeply about his friend...
Thursday, April 14, 2011 at 5:22pm

What does the Spanish word cuate mean. I think it means best buddy but I'm not sure and I can't find it anywhere?
Wednesday, April 13, 2011 at 5:38pm

Algebra
a roof rises 2.4 feet vertically and 7.3 feet horizontally. what is the grade of the roof?
Wednesday, April 13, 2011 at 5:15pm