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October 21, 2014

October 21, 2014

Post a New Question | Current Questions

**Algebra Grade 7**

What would be the scale factor if an airplane is 87 feet long; 2 inches = 15 feet
*Thursday, October 4, 2012 at 3:38pm*

**7th grade math help**

I need help figuring out the square roots of: 1/36 1/121 4/24
*Wednesday, October 3, 2012 at 9:24pm*

**7th grade math help square roots**

4. Wei-Min makes a square quilt that has an area of 100 square feet. It has 25 square blocks, each the same size. What is the length of each side of a block? 2 feet 4 feet 6 feet 10 feet What is the value of "x" if 25^2 = x? 125 0 625 5
*Wednesday, October 3, 2012 at 9:21pm*

**7th grade math Ms. Sue**

I still cannot figure this one out can you please tell me... 11/12 + (-2/3) = ? The answer choices are 1/4 13/12 -1/6 -7/12
*Wednesday, October 3, 2012 at 8:58pm*

**7th grade fraction subtracting ms. sue help asap**

10 5/18 – 8 5/6 (1 point) 2 5/9 2 13/18 1 4/9 1 11/18
*Wednesday, October 3, 2012 at 8:41pm*

**7th grade math - can't figure this out!**

A certain computer can perform 10^5 calculations per second. How many calculations can it perform in 10 seconds? I just cannot seem to solve this problem can somebody explain how to do this step by step?
*Wednesday, October 3, 2012 at 8:11pm*

**7th grade math help asap please**

1. -1/9 + (-5/7) = ? 2. 11/12 + (-2/3) = ? 3. What is the difference between an irrational number and an integer? 21. A length of ribbon is three and one-half yd long. How many pieces one and five-ninths yd long can Joy cut from the length of ribbon? (1 point) 1 2 3 4 How do ...
*Wednesday, October 3, 2012 at 6:39pm*

**Math**

There are twice as many girls as boys in the 4th grade classes at Joe's school. There are a total of 81 4th graders. How many boys and girls are there in the 4th?
*Wednesday, October 3, 2012 at 6:07pm*

**Geography(Eighth Grade)**

How did Europeans feel about Columbus's first voyages to america? Were they happy because they found new land or?
*Wednesday, October 3, 2012 at 3:56pm*

**English 11th grade**

Analyze the sentence to select the adverb clause, subordinating conjunction, and the word(s) modified in the appropriate boxes below. Please get to bed early since you have a test tomorrow.
*Wednesday, October 3, 2012 at 9:35am*

**3rd grade Math**

California has more national parks than many other states. The sum of the two digits in its number of parks is 6. Both digits are even. If California has fewer than 30 national parks, how many does it have?
*Tuesday, October 2, 2012 at 11:35pm*

**math 8th grade**

10(square root400 - 15) 10(20-15) 10(5)= 50 would this be correct?
*Tuesday, October 2, 2012 at 9:45pm*

**7th grade social studies**

1. In 1300, the Holy Roman Empire included parts of all the following modern countries EXCEPT (1 point) Italy. France. Spain. Germany. My answer is 1. Germany Is this correct?
*Tuesday, October 2, 2012 at 8:44pm*

**Ap world history, 10th grade**

What was the most important "stepchild" of the Byzantine civilization? Poland, the middle east, Italy, or russia
*Tuesday, October 2, 2012 at 7:08pm*

**Math**

the average for a grade on a test taken by 20 students was 75. When one more student took the test the class average became a 76. What score did the student make?
*Tuesday, October 2, 2012 at 6:51pm*

**hard 5th Grade Math**

Two 5th grade classes raised money for their local animal shaelters.There are 20 students in Class A. Each student raised 12$. There are 26 students in Class B raised 1.5 times as much as each student in Class A. A. How much money was raised altogether in both classes? Show ...
*Monday, October 1, 2012 at 9:46pm*

**6th grade math**

how many hours dose it take for a rino to run 158,400 feet
*Monday, October 1, 2012 at 9:01pm*

**7th grade math**

I need help on these two questions because i have no clue what to say.... What caused the rise of the feudal system in Japan? More than 100 years after Akbar's death, the Mughal Empire began to fall apart. What were two of the reasons that caused this to happen? Thanks, -...
*Monday, October 1, 2012 at 7:27pm*

**math 7th grade**

so is it okay if you explain to me why we multiply first and then divide???
*Monday, October 1, 2012 at 7:23pm*

**history**

What are three good points to talk about in a research paper about child labor in the 1800s? 10th grade level please.
*Monday, October 1, 2012 at 5:43pm*

**7th grade math**

What is three-eighths written as a decimal? (1 point) 2.3 repeating 0.375 .3 repeating 2.667
*Monday, October 1, 2012 at 5:37pm*

**MATH 4TH GRADE**

THINK OF ALL THE WAYS TO BREAK 10 X 6?
*Monday, October 1, 2012 at 5:27pm*

**7th grade math ms. sue please help**

If Fran’s fudge recipe calls for 2 and 1/2 cups of sugar and she increases it by 2/5 of a cup, how much sugar does she use? a. 2 2/10 b. 2 3/7 c. 2 4/9 d. 2 9/10 is the answer d because 2 1/2 plus 2/5 equals 2 9/10? If it is incorrect, then why? Thanks!
*Monday, October 1, 2012 at 5:19pm*

**Pre-Algebra(7th Grade)**

I dont know how to do area on a shape if it has missing numbers.. .also i need help on division with decimals...
*Sunday, September 30, 2012 at 6:59pm*

**Math riddles for 4th grade**

divide me by 10 and 3 remians. a square number my first digit be. My second digit is the product of1 and 3. All together I am greater than 50.
*Saturday, September 29, 2012 at 5:03pm*

**Algebra grade 7**

one day victor was riding in the car with his dad and saw a sign that read 500 km to Indianapolis. about how many hours did it take to get to Indianapolis if the car was traveling at 60 mph. 1 mi = 1.61 km
*Saturday, September 29, 2012 at 5:01pm*

**Algebra grade 7**

find a ratio equivalent to each ratio. then use the ratios to write a proportion 8/14 4/18.. I am so confused. Pleasse help me???? Thank ya'll.
*Saturday, September 29, 2012 at 1:54pm*

**7th grade language arts**

Choose the demonstrative pronoun is the following sentence: "This invitation fell out of her backpack." her of backpack this
*Friday, September 28, 2012 at 9:08pm*

**7th grade math standard form scientific notation**

In standard form: 5. 3.2 x 10^3 7. 4.1 x 10^8 9. Write the average weight of a blue whale, 2.6 x 10^5, in standard form. 15. 2.5 x 10^-3 17. 1.05 x 10^-2 19. Write the size of a grain of very fine sand, about 9.35 x 10^-3 cm, in standard form. Can somebody help? I have been ...
*Friday, September 28, 2012 at 7:05pm*

**7th grade math questions Scientific Notation**

19. Write the size of a grain of very fine sand, about 9.35 x 10^-2 cm, in standard form. 31. The population of the US is expected to be 392 million people by 2050. Write this answer in scientific notation. 37. Write 10^29 - 10^28 in scientific notation. Thanks! -Delilah :)
*Friday, September 28, 2012 at 6:55pm*

**7th grade math NASA problem**

5. NASA's apollo program lasted nine years (1963-1972) and included 6 moon landings. Write the cost of the Apollo project, $25,000,000,000, in scientific notation. Is the answer 2.5 x 10^10????
*Friday, September 28, 2012 at 6:52pm*

**7th grade math check my answers please quick**

11. 17, 200 written in scientific notation is 1.7 x 10^5 21. 0.00105 written in scientific notation is 1.05 x 10^-3 are these correct?
*Friday, September 28, 2012 at 6:32pm*

**7th grade scientific notation help Ms. Sue **

Write each number in scientific notation. 1. 4,800 2. 17, 200 3. 180,000 4. 343, 502 12. 0.00581 13. 0.00105 14. 0.0000078 15. 0.000027 16. 0.000000132 17. 0.000000009
*Friday, September 28, 2012 at 6:05pm*

**10th Grade Literary Essay**

What does F. Scott Fitzgerald suggest about the state of the American Dream, the people who pursue it, and the impact of that pursuit through his depiction of Jay Gatsby and the people in Gatsby’s life? Include specific examples, quotations, and supporting details from ...
*Friday, September 28, 2012 at 1:17pm*

**sixth grade math **

Which shape does not have two pairs of parallel sides? A. rectangle B. square C. parallelogram D. trapezoid
*Friday, September 28, 2012 at 3:16am*

**math**

not a Q but wanted to say tks for help last nite. I'm 9 & live w/ my two 10y/o nephews AND we are in the same 4th grade class. We needed help and we all wanted a chance to post on this awesome site, so tks a bunch for helping! Even though our papers were marked wrong on ...
*Thursday, September 27, 2012 at 8:02pm*

**7th grade math - Scientific Notation basics**

1. The area of Greenland is 840,000 square miles. What is this number in scientific notation? 2. What is this number in standard form? 5.75 x 10^9 3. In a recent year the world production of wheat was about 5.2 x 10^8 metric tons. What is this number in standard notation?
*Thursday, September 27, 2012 at 7:24pm*

**7th grade math - scientific notation help**

12. 0.00581 13. 0.00105 14. 0.0000078 15. 0.000027 16. 0.000000132 17. 0.000000009
*Thursday, September 27, 2012 at 7:22pm*

**7th grade math help - quick, please.**

Write each number in scientific notation. 1. 4,800 2. 17, 200 3. 180,000 4. 343, 502
*Thursday, September 27, 2012 at 7:20pm*

**6th grade Math**

I got a problem wrong and I don't know why. Here it is: A highway construction warning sign blinks on and off. In all, the sign is on for 0.88 of each minute. For how many seconds is the sign on in 5 minutes? I multiplied 0.88 x 5 and got 4.40 but it was marked wrong. What...
*Thursday, September 27, 2012 at 7:02pm*

**6th grade math **

Which shape does not have two pairs of parallel sides? A. rectangle B. square C. parallelogram D. trapezoid
*Wednesday, September 26, 2012 at 11:11pm*

**math grade 10 **

A cube has a volume of 1280 cubic feet. Determine the edge length of the cube as a radical in simplest form.
*Wednesday, September 26, 2012 at 6:46pm*

**6th grade math**

in a pet store, 1/6 of the puppies are black and 1/4 are white. what fraction of the puppies are black or white?
*Wednesday, September 26, 2012 at 9:54am*

**Physics. Please help. Thanks**

in the last three years, Fred's basketball team won 30 more games than they lost. if they won 150 games, what was their ratio of wins to losses? What are three different ways to show the ratio? what is the unit rate if Ramon drives his car 180 miles in 3 hours? what is the...
*Wednesday, September 26, 2012 at 2:50am*

**7th grade science **

1) a classmate states that igneous rock must always become sedimentary rock next, according to the rock cycle. explain why this statement is incorrect. 2)why would granite have larger crystals than igneous rock s formed when lava cooled above the earth's surface?
*Tuesday, September 25, 2012 at 11:00pm*

**3rd grade math**

what combinations of president and vice president could there be ?
*Tuesday, September 25, 2012 at 9:28pm*

**math**

5th grade math equations
*Tuesday, September 25, 2012 at 9:05pm*

**Math I need help Ms. Sue please answer!**

6th Grade Math: Write 144 as a product of prime factors. Then write the prime factorization using exponents.
*Tuesday, September 25, 2012 at 6:01pm*

**math 3rd grade**

The question is show how the commutative property of addition works using 2,3,and 5.
*Tuesday, September 25, 2012 at 4:47pm*

**Math**

The volleyball court -if it id 80 ft long and 50 ft wide, how would you find the dimensions of the court? Explain please! Remember that I am a 6th grader. Please don't give me a 10-12th grade answer.
*Monday, September 24, 2012 at 8:50pm*

**6th grade math **

What is absolute value?
*Sunday, September 23, 2012 at 10:21pm*

**7th Grade Science**

Please help me with these questions. This is not homework. I am just trying to figure out some things that I need help with. When separating mixtures what is filtration? what is distillation? what is crystallization? what is chromatography? Thank you, sk8rgurl99
*Friday, September 21, 2012 at 10:31pm*

**science**

how to prepare 0.100M HCL solution when laboratory grade concentrated by hydrochloric acid has concentration of 37%.what volume of acid is necessary to prepare 500mL of 0.100M of HCL
*Friday, September 21, 2012 at 9:57am*

**3rd grade math**

your teacher has told you to subtract by adding on to find the difference in this problem: 71-36. what do you do first?
*Thursday, September 20, 2012 at 11:28pm*

**7th grade math**

How do you arrange the numbers 2 4 5 and 6 ans insert the symbols "-" and "x" in a way that u follow PEMDAS/ order of operations to get the answer 8
*Thursday, September 20, 2012 at 6:06pm*

**7th Grade Math**

How do you identify whether a ratio is a rate??? Thank you for all help.
*Thursday, September 20, 2012 at 9:18am*

**6th grade math**

I had to convert 2500 millimeters to centimeters.I think it's 250,please check. Thanks!
*Wednesday, September 19, 2012 at 6:45pm*

**Pre-Algebra 7th grade.**

I have prealgebra with order of operations with a line dividor with a fraction line/divider. It says: 94-6 ____ 66(divided by) 6
*Wednesday, September 19, 2012 at 6:20pm*

**math,social studies and health**

Do you know any other websites where I can calculate my grade point average. Thanks.
*Wednesday, September 19, 2012 at 5:00pm*

**3rd grade Math**

Kiara bought 78 stickers .She bought 6 strips of 10 and some singles How many singles did she buy.? Write an equation for each combination of singles and strips.
*Wednesday, September 19, 2012 at 4:24pm*

**Math**

Explain how to draw a picture to find 3 x 0.9. Grandma needs help for her 5th grade granddaughter!
*Wednesday, September 19, 2012 at 3:57pm*

**3rd grade math **

9,000+600+50+4 in standard form
*Wednesday, September 19, 2012 at 3:33pm*

**4th grade math**

I have 5 ones and 19 hundredths. What number am I?
*Monday, September 17, 2012 at 10:00pm*

**Math**

How do i figure out this question? There are two roads, one has a grade of 20% the other has an elevation of 15 degrees. Which road would be steeper?
*Sunday, September 16, 2012 at 10:09pm*

**6th grade science**

What two parts of the earth system is a paleontologist involved in? Thanks
*Sunday, September 16, 2012 at 8:58pm*

**6th grade science**

Is latitude the up and down lines on a map?Or the side to side lines? Thanks
*Sunday, September 16, 2012 at 8:47pm*

**6th grade science**

What is porosity and permeability? Thanks
*Sunday, September 16, 2012 at 8:26pm*

**6th grade science **

What is a A topographic map used for? thanks
*Sunday, September 16, 2012 at 8:20pm*

**6th grade science**

A topographic map would be most useful for which activity? A. locating the name of the road where your friend lives B. finding out how much rainfall your town receives each year C. finding the highest point in your city D. determining what kind of soil is in a nearby park
*Sunday, September 16, 2012 at 8:17pm*

**7th Grade Math**

The perfect square is the square of a whole number. True or False I say false, right or wrong? Thank ya for your help. ☺♥☺
*Saturday, September 15, 2012 at 5:14pm*

**6th grade history **

Is San Diego and San Fransisco megalopolis?
*Saturday, September 15, 2012 at 11:49am*

**6th grade math **

entify if the problem shown below is an example of the commutative, associate or distributive property. Explain your answer. (2 + a) + 7 = 2 + (a + 7) thanks
*Friday, September 14, 2012 at 6:53pm*

**6th grade math (please please answer!)**

9 + x = 17 I know that x=8 but I don't know how you figure it out
*Friday, September 14, 2012 at 6:35pm*

**6th grade math **

What is base measurement? thanks
*Friday, September 14, 2012 at 4:10pm*

**7th Grade Physics **

Given a homogenous liquid mixture of sodium chloride (salt) and water, what would be the best method to separate these substances? What is the process. Please explain.
*Friday, September 14, 2012 at 3:08am*

**5th grade English**

What is the simple predicate in this sentence? The lion is nicknamed the King of the Beasts. Would it be "is" or would it be "is nicknamed"? Thanks!
*Thursday, September 13, 2012 at 11:42pm*

**7th Grade Math**

a nanosecond is 0.000000001 of a sec. what is the length as a power of 10. Please help me. Thank ya.
*Thursday, September 13, 2012 at 10:18pm*

**5th grade math**

The moon is about 240.000 miles from Earth. What is this distance written as a whole number multiplied by the power of ten?
*Thursday, September 13, 2012 at 9:11pm*

**math**

in a lunch room 36 fifth graders and 27 fourth graders are siting in equal groups. all the students in each group are in the same grade. what is the greatest number of students that can be in each group?
*Thursday, September 13, 2012 at 6:31pm*

**7th Grade Science**

Identify 5 characteristics common to plants and describe them?
*Thursday, September 13, 2012 at 6:26pm*

**math**

in a lunch room 36 fifth graders and 27 fourth graders are siting in equal groups. all the students in each group are in the same grade. what is the greatest number of students that can be in each group?
*Thursday, September 13, 2012 at 6:25pm*

**Math**

One road has a grade of 20% and the other has an elevation of 15 degrees. Which road would be steeper? How do i figure this out?
*Thursday, September 13, 2012 at 4:47pm*

**math**

A trucker is looking on a map of two roads he could take to get to Nelson. One has a grade of 20% and the other has an elevation of 15 degrees. Which road would be steeper? How do I figure this out?
*Thursday, September 13, 2012 at 4:09pm*

**7th Grade Lit**

We brought healthy snacks. What is the complement in the sentence? brought?
*Thursday, September 13, 2012 at 12:02am*

**writing**

who knows any 5th grade transition words?
*Wednesday, September 12, 2012 at 11:48pm*

**10th Grade Math-Algebra 2**

How do you multiply algebraic expression such as..... (5x^3)(4xy^2)
*Wednesday, September 12, 2012 at 5:32pm*

**5th grade math**

What missing number makes the number sentence, 28.02=20+8=?, true?
*Tuesday, September 11, 2012 at 10:25pm*

**Math grade 7**

The number 7 is a factor of 1001. explain how you know 1001 is a multiple of 7? How does knowing that 7 is a factor of 1001 help you to get another factor of 1001?
*Monday, September 10, 2012 at 5:46pm*

**7th Grade Help**

Influenza victims have fever, chills, muscular pain, prostration or all of the above? Isn't it all of the above?
*Monday, September 10, 2012 at 4:44pm*

**STATISTICS**

if the mean is 85 and the SD is 8 what percentage of students will receive a grade less than 58 and greater thAN 110
*Sunday, September 9, 2012 at 9:32pm*

**math**

mr. Rodriguez, a college instructor, can grade his class papers in 3 hours while it takes his assistant 4 1/2 hours. If Mr. Rodriguez graded the papers for 1 hour and then left the job for his assistant to complete, how long will it take his assistant to finish grading ...
*Sunday, September 9, 2012 at 6:26pm*

**5th grade reading**

What is meant by: Make three tracks from what you've read today.
*Sunday, September 9, 2012 at 11:18am*

**World history**

Should the united states be a demoracy or monarchy? 7th grade
*Saturday, September 8, 2012 at 2:56pm*

**2nd grade of math**

Writing in math.Use counters.Tell how to make 10 when adding 8+5. and how it explain?
*Saturday, September 8, 2012 at 1:52am*

**7th Grade Help**

what is the largest cause of weathering and erosion? weathering water sand trees
*Friday, September 7, 2012 at 4:36pm*

**7th Grade Science**

Explain why increasing the temperature of a gas in a closed, rigid container causes the pressure in the container to increase.
*Thursday, September 6, 2012 at 8:53pm*

**7th Grade Science**

when the temperature is constant the volume of a gas will decrease as the pressure decreases. True or false
*Thursday, September 6, 2012 at 3:16pm*

**5th grade religion **

For whom do members of the JVC works? plz don't give me an answer to look at on wikapieda that website does not tell the truth thanks
*Wednesday, September 5, 2012 at 9:30pm*

**5th grade religion**

For whom do members of the JVC work?
*Wednesday, September 5, 2012 at 9:19pm*

**5th grade religion **

jvc what year was the organizaion founded?
*Wednesday, September 5, 2012 at 6:31pm*

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Post a New Question | Current Questions