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September 24, 2014

September 24, 2014

Post a New Question | Current Questions

**7th grade science**

how does the dna of prokaryotic and eukaryotic cells differ?
*Thursday, October 18, 2012 at 8:16pm*

**5th grade math**

About 7/10 of the US population in 1991, which was 175,104,000, believed that look before you leap was true, what was the total population?
*Thursday, October 18, 2012 at 7:53pm*

**Math**

I think maybe this is a hoax, I listed same problem that I am having twice and no one can answer it? It is in my eitgth grade class. Let's see if this is for real what is 2+2?
*Thursday, October 18, 2012 at 7:50pm*

**math 7th grade**

what is 234(2-1+1092-924+18) ?
*Thursday, October 18, 2012 at 6:36pm*

**Algebra Grade 7**

If a bank offers a savings account that pays simple interest rate of 4% and you deposit $475.00 into this account, how much interest will you have earned after 3 years?
*Thursday, October 18, 2012 at 5:59pm*

**Algebra Grade 7**

You invest $275.00 in a money-market account that pays simple interest at a rate of 10%. How long must you leave your investment in the money-market account if you expect to earn $27.50 in interest? A year? How do I work it?
*Thursday, October 18, 2012 at 5:12pm*

**7th grade math Ms.Sue help please**

4. What is the distance between Nicholas’s school(3,2)and the post office (-2,-2)? 6.4 5.2 3.6 3.0 5. If Nicholas is located at (– 3 , 2), what is the distance to get to the grocery store (1,-1)? 2 3 4 5 I have no idea how to solve these i have tried the Pythagorean ...
*Thursday, October 18, 2012 at 2:28pm*

**Algebra Grade 7**

Convert 45 miles per hour to feet per hour. Round your answer to the nearest hundredth, if necessary.
*Thursday, October 18, 2012 at 3:39am*

**Algebra Grade 7**

there are 10 students in Mr. Alvarez's art class. Throughout the year, each student must pair up with every other student to complete a project. How many projects will be completed? 45?
*Thursday, October 18, 2012 at 3:36am*

**7th grade science**

1. Venus's surface temperature is ____ than Earth's surface temperature. cooler much cooler hotter none of these isn't the answer hotter because Venus has a denser atmosphere, so the temperature would be higher?
*Wednesday, October 17, 2012 at 11:28pm*

**Math**

0.9 of the 6th grade graders at Sellers brought cans for the canned food drive. What % of students did not bring cans 90 10 9 1 Im not sure on this one but I think its 90
*Wednesday, October 17, 2012 at 7:54pm*

**Math 6th Grade**

I have to create a double number line graph and im not sure if i'm doing it right? Jenny can make 10 flower arrangements in 5 minutes. How many arrangements can she make in 6 min? 4 1/2 min? 3 min?. What is the unite rate?
*Wednesday, October 17, 2012 at 7:16pm*

**4th grade algebra**

Christina has 1 less than 3 times as many bottles of nail polish as her sister, Lucia. They have a total of 25 bottles. How many more bottles does Christina have than Lucia?
*Wednesday, October 17, 2012 at 5:38pm*

**7th grade math Pygorean Theroem Ms.Sue please**

Explain if a triangle with the given lengths is a right triangle. 1. 18, 24, 30 2. 7, 24, 25 3. 13, 14, 15 I really do not know how to solve these problems! I have no idea how!!!! Please help!
*Wednesday, October 17, 2012 at 12:47pm*

**6th grade Math**

Action movies make up to 85% of Devon's movie collection if he has 20 movies how many action movies are in Devon's collection? I am not good with story problems!
*Tuesday, October 16, 2012 at 11:10pm*

**5th grade math**

what percent of the total population believed if the population was 136,800,000
*Tuesday, October 16, 2012 at 9:31pm*

**Math 5th grade (decimals)**

how do u write dcimals in expanded form
*Tuesday, October 16, 2012 at 7:21pm*

**3rd grade**

erica counted 45 fingers when the students were asked who wants to play kickball.how many hands went up?
*Tuesday, October 16, 2012 at 6:40pm*

**6th grade math Statistics and Graphs**

If I were to do a survey on how many students have pets in my class should I include the zero amount of kids that didn't have pets in my calcualtion?
*Monday, October 15, 2012 at 6:02pm*

**social studies**

what will obama do for for jobs, education and gun control? i am writing an persuasave essay in 6th grade and i need a fact about what obama will do for jobs education and gun control please make sure the facts are correct and NOT made up!
*Monday, October 15, 2012 at 4:40pm*

**math 7th grade**

jeremiah want to construct a diagram of his dream house.he decides that he wants the area of the house to be 9600 square meters.in designing the house jeremiah decides that he wants the length of the house to be 1.5 times the width of the house
*Sunday, October 14, 2012 at 5:17pm*

**7th Grade Math**

A proportion is shown below. 7/10 = 17.5/x What is the value of x?
*Sunday, October 14, 2012 at 4:50pm*

**Social Studies 8R **

I need the definition for the following words: Fort Laramie Treaty Interstate Railroad Geronimo I know I have my textbook but it's not in the glossary. Is there a website that have a list of all social studies vocabulary words that is in the 8TH GRADE SOCIAL STUDIES ...
*Sunday, October 14, 2012 at 1:39pm*

**Math**

How do you solve this equation; There are 128 7th graders at Mark's school, if there are 16 more girls than boys, how many 7th grade boys are there?
*Saturday, October 13, 2012 at 3:32pm*

**English-Ms. Sue please**

hypothetical syllogisms can have two valid and two invalid structures. The two valid structures are affirming the antecedent or modus ponens and denying the consequent or modus tollens. The two invalid structures or fallacies are denying the antecedent and affirming the ...
*Thursday, October 11, 2012 at 4:31pm*

**english**

hypothetical syllogisms can have two valid and two invalid structures. The two valid structures are affirming the antecedent or modus ponens and denying the consequent or modus tollens. The two invalid structures or fallacies are denying the antecedent and affirming the ...
*Thursday, October 11, 2012 at 5:55am*

**9th grade living enviroment**

I Really need help i need 2 write in a paragraph a correalational study i really really need help.. PLEASE
*Wednesday, October 10, 2012 at 4:22pm*

**math 8th grade**

I am unable to figure it out. Please help! the flow rate for several household ate shown in the table. based on this data. an eight min period.how much more water would a washinh machine deliver than a showerhead? table: bath spigot 5 ; kitchen faucet 2.5; washing machine 1.7...
*Tuesday, October 9, 2012 at 11:11pm*

**7th grade math pygorean theroem ms.sue correct**

4. A wire is stretched from the top of a 26-foot pole to a point on the ground that is 15 feet from the bottom of the pole. Approximately how long is the wire in feet? (1 point) 16 21 30 37 4.30 is it correct?
*Tuesday, October 9, 2012 at 9:43pm*

**7th Grade x y input output tables**

I dont understand them please some one help me!!!!ASAP!!!
*Tuesday, October 9, 2012 at 7:05pm*

**4th grade math**

I am a 2 digit number. You can divide me by every single digit except for 5 and 7. Add my digits together and the sum is 9. What number am I?
*Tuesday, October 9, 2012 at 5:52pm*

**Math 4th grade**

How do you find the properties of addition?
*Tuesday, October 9, 2012 at 5:26pm*

**Algebra Grade 7**

the ratio of square H's length to square I's length is 3 : 5, if the length of square H is 18 meters, what is the perimeter of square I?
*Tuesday, October 9, 2012 at 4:08pm*

**Algebra Grade 7**

parallelograms small parallelogram 22 cm ?? (find this number) big parallelogram 16 cm 32 cm What is the missing number and how can I find it?
*Tuesday, October 9, 2012 at 4:00pm*

**6th grade Math**

Maria is applying for a summer job. Six employees doing the same work earn $8.00, $8.50, $9.00, $9.50, $10.00, and $23.50 per hour. In the interview, the boss tells Maria that the median of the hourly wages is $9.25. Is the boss’s statement misleading? Why or why not?
*Tuesday, October 9, 2012 at 2:51pm*

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

2. Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the blanket? (1 point) 16 inches 27 inches 39 inches 42 inches Isn't the answer 39 inches?
*Monday, October 8, 2012 at 10:03pm*

**7th grade masth asap hurry plz ms.sue somebody plz**

The area of a circle is found with the formula A = pi r^2, where pi represents 3.14. If a tile artist is placing tiles in a circular mosaic pattern and the area of the circle is 658 square feet, what is the approximate radius of the circle in feet? Can you explain how to do ...
*Monday, October 8, 2012 at 10:00pm*

**Finite Math**

A biology quiz consists of 10 multiple -choice questions. 7 must be answered correctly to receive a passing grade. If each question has 4 possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question will pass the...
*Monday, October 8, 2012 at 8:15pm*

**Algebra Grade 7**

suppose you have ABC with AB=5, BC=7, and CA=10, and also EFG with EF=900, FG=1260, and GE=18/00. are these triangles similar, and if so what is the scale factor?
*Monday, October 8, 2012 at 8:08pm*

**ELEMENTARY**

How to prepare PSAT test from 3rd grade
*Monday, October 8, 2012 at 7:43pm*

**7th grade math**

Q:William practiced guitar 1 1/3 hours on monday and 5/6 hour on tuesday. How many total hours did he practice? A: A) 1 1/2 B) 1 2/3 C) 2 1/3 D) 2 1/6
*Monday, October 8, 2012 at 2:57pm*

**Math**

In a middle school 5th grade class there are 5 girls for every 4 boys. all together the class has 27 students. How many boys are in the class?
*Monday, October 8, 2012 at 2:44pm*

**fractions 7th grade**

ty's football practice lasted 2 1/2 hours. if 1/4 of the time was spent catching passes, how much time was spent catching passes?
*Sunday, October 7, 2012 at 7:52pm*

**please help**

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me .can u send me links.Tennese state.that links is not working.can u send me another links
*Saturday, October 6, 2012 at 5:05pm*

**that link is not working**

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me .can u send me links.Tennese state
*Friday, October 5, 2012 at 11:25pm*

**elementery **

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me any links
*Friday, October 5, 2012 at 10:34pm*

**Fifth grade English**

What is the plural form of staff? Not sure if it should be staff or staffs. Thank you for helping. Britt
*Friday, October 5, 2012 at 10:28pm*

**Math**

A piece plywood 24 inches wide is cut into strips 2 and a half inches wide, how many strips of this with can be cut. Please help,7th grade.
*Friday, October 5, 2012 at 12:12am*

**7th grade math question ms. sue**

the area of a square boxing ring is 484^2. What is the perimeter of the boxing ring? Isn't the answer 121????
*Thursday, October 4, 2012 at 9:29pm*

**Algebra Grade 7**

Pentagon ABCDE ~ Pentagon FGHIJ. Find BC for GH =12, IJ = 15 and DE = 10
*Thursday, October 4, 2012 at 7:57pm*

**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*

**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*

**Sociology/Psychology **

I'm taking Sociology 1st semester and Psychology 2nd semester when I go to the 9th grade. I'm just curious but is there any topics (interesting ones) in Sociology and Psychology.
*Friday, September 28, 2012 at 8:52pm*

**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*

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Post a New Question | Current Questions