Wednesday

October 1, 2014

October 1, 2014

Post a New Question | Current Questions

**6TH GRADE**

Describe a real-world situation that is modeled by multiplying two fractions or mixed numbers. Can someone give me an example?
*Wednesday, September 24, 2014 at 11:19pm*

**sixth grade math**

3 3/5 * 5/6 = 90/45 Do I have correct answer?
*Wednesday, September 24, 2014 at 10:29pm*

**8th Grade US History**

How is manifest destiny important to our past and future? How is it important? I dont really get what manifest destiny is... all we did in class is read O'Sullivans document called Manifest Destiny
*Wednesday, September 24, 2014 at 6:38am*

**algebra**

to pass a course with an A grade, a student ,must have an average of 90 or higher. A students grades on three tests are 93,92 and 83. What is the score the student must get on the nest test to get an A average?
*Tuesday, September 23, 2014 at 11:21pm*

**2nd grade math**

A number has more ones than tens. the value of the tens digit is 50. the ones digit in the number is less than 7. what are the possible numbers
*Tuesday, September 23, 2014 at 5:58pm*

**statistics**

The mean grade in this class last semester was 78.3, and the variance was 34.6 . The distribution of grades was unimodal and symmetrical.. determine how many students are likely to fail the class (<60), and how many students are likely to get a “A” (>90), if ...
*Tuesday, September 23, 2014 at 11:09am*

**Math**

A football is thrown by a quarterback, the footballs height in feet h with respect to time in seconds T can be modeled using your quadratic function. You want to know when the football will be 7.5ft in the air because that's about the right height that your favorite ...
*Monday, September 22, 2014 at 2:07pm*

**Algebra 2**

A football is thrown by a quarterback, the footballs height in feet h with respect to time in seconds T can be modeled using your quadratic function. You want to know when the football will be 7.5ft in the air because that's about the right height that your favorite ...
*Sunday, September 21, 2014 at 7:59pm*

**5th grade Math**

A recipe call for the following ingredients: 3c flour 1/2t salt 3/4c sugar 4c fruit 2T butter To make 2/3 of the recipe, how much of each ingredient should you use. Question, should I multiply of divide by 2/3?
*Saturday, September 20, 2014 at 8:04pm*

**English**

1. Class 2 in the second year won first place. 2. Class 2 in the second grade won first place. 3. Class 2-2 in the second year won first place. 4. Class 2-2 in the second grade won first place. (Are they all grammatical and teh same in meaning?)
*Thursday, September 18, 2014 at 8:48pm*

**math 4th grade**

Find two numbers the exact answer is between 3x567
*Thursday, September 18, 2014 at 3:44pm*

**math grade 4**

James has 12 seashells mounted in a row. The 6 shells in the center of the row are nautilus shells. Is there the same number of shells on either side of the nautilus shells?
*Thursday, September 18, 2014 at 3:17pm*

**Algebra2**

A football is thrown by a quarterback, the footballs height in feet will be 7.5 ft in the air because that's about the right height that your favorite football player would catch the ball. Also you want to know if the most despised cornerback in the league will be able to ...
*Thursday, September 18, 2014 at 2:17pm*

**sixth grade math**

Multiply. Write each product in simplest form. 1. 2 3/8 * 1 3/5 = 3 4/5 2. 1 5/6 * 2/3 = 11/10 3. 7/8 * 3 1/3 = 35/27 Do I have the correct answers? If not can someone show how to solve them?
*Wednesday, September 17, 2014 at 11:37pm*

**sixth grade math**

Multiply. Write each product in simplest form. 1. 2 3/8 * 1 3/5 = 3 4/5 2. 1 1/5 * 3/5 = 18/25 3. 1 5/6 * 2/3 = 11/10 Do I have the correct answers? If not can someone show me how to solve them?
*Wednesday, September 17, 2014 at 10:49pm*

**math 6th grade**

Maritza is baking cookies to bring to school that requires 3 eggs and 2 cups of sugar. To have enough for everyone she bought 12 eggs will 6 cups of sugar be enough? I tried multiplying 3 x 4 = 12 so then multiplied 2 x 4 which is 8 so there would not be enough but we are ...
*Wednesday, September 17, 2014 at 8:26pm*

**4th grade math**

GCM OF 12 and 20. Please explain
*Wednesday, September 17, 2014 at 6:51pm*

**chemistry**

A small quantity of hydrochloric acid and a large quantity of limestone chips (CaCO3) are reacted on a beaker, which was placed on the pan of a balance. The mass of the beaker and its contents were recorded every half minute. (a) Write a chemical equation to show the reaction ...
*Tuesday, September 16, 2014 at 9:40pm*

**math**

How to write math paragraph for k+8=5 and, w+12=5 8th grade
*Tuesday, September 16, 2014 at 1:01am*

**Grade 11 Math functions**

y=x^2-5x+6 Domain= {xeR or 2<x<3 } Range={ } What is the range?? please help! thank you.
*Monday, September 15, 2014 at 9:16pm*

**5th grade math**

the park family is staying at a hotel near an amusement park for 3 nights. the hotel costs $129 per night. how much will their 3-night stay in the hotel cost.
*Monday, September 15, 2014 at 7:03pm*

**5th grade math**

vidal bought 2 pizzas and cut each into 8 slices. he and his friends ate 10 slices. write an expression to match the words.
*Monday, September 15, 2014 at 7:01pm*

**Social Studies**

I am doing the 5th grade final lesson for Unit 1 on Social Studies, and i would like to know if there are any main points i should focus on in the printing press,Internet, or computer.
*Monday, September 15, 2014 at 1:39pm*

**8th grade math **

what is 5² / 5⁵ = ? other options are: a) 5¹ b) 5³ c) 5⁴ d) 5² **** Is 5² right?
*Monday, September 15, 2014 at 12:15pm*

**programming**

write a programe which calculate the number of five subjects also show the average and grade of the desire total.
*Monday, September 15, 2014 at 12:14pm*

**Grade 9 Science**

In each situation s below , it seems that a new substance may have been produced. Explain why each situation represents a physical change. a) A tailor makes a new suit out of a piece of fabric. b) A chef makes a salad out of lettuce, tomatoes and cucumbers. I really need ...
*Sunday, September 14, 2014 at 6:32pm*

**8th grade homework**

Please help me I beg of you! My math teacher is awful and I have no idea how to do my pretest and she's picky about showing my work so it would be helpful if you could explain :) 1.six is subtracted from a number. The result is devided by four. This result is added to 10 ...
*Sunday, September 14, 2014 at 12:20pm*

**Physics - Grade 10**

Grant stands 3 meters from the check out at the grocery store holding a 20N bag of potatoes for 10 minutes. How much work does he perform?
*Sunday, September 14, 2014 at 5:47am*

**History/Song/Play trying to remember**

HI, so when I was in the fifth grade I was in a play and I had to sing this song, but all i can remember of it is this: in 1776 you see, we vowed to have our liberty for parlaiment carried a stick.. a sti-i-ck Does anyone know this?
*Saturday, September 13, 2014 at 3:58pm*

**Grade 9 Math**

how would you expand: -(w - 30)^2 + 80w + 600
*Friday, September 12, 2014 at 4:26am*

**Algebra Grade 10 **

A man wants to create a Japanese garden with a parabolic footbridge to cross the creek in front of his garden. The bridge needs to span 5 meters and - according to the design he has selected - is 2 meters tall at the apex. Find a quadratic model that describes the shape of the...
*Friday, September 12, 2014 at 4:24am*

**5th grade math**

A small company packs 12 jars of jlly into each of 110 boxes to bring to the farmers market. how many jars of jelly does the company pack in all
*Thursday, September 11, 2014 at 8:05pm*

**7th grade math**

A large carton of juice holds 12 cups. How many 3/4 cup servings does the carton hold? I'm not sure how to solve it at all.
*Thursday, September 11, 2014 at 5:25pm*

**7th grade math**

Carrie has a 10ft long plank of wood. She want's to cut three pieces that are each 2 2/3 feet long from the plank. how long will the plank be after she cuts off the three pieces?
*Thursday, September 11, 2014 at 5:22pm*

**Grade 10 Maths**

An area for planting crops is given by: A = 800 + 20x - 1/2x^2 Find the value of x which the area is a maximum
*Thursday, September 11, 2014 at 5:23am*

**8th Grade math**

a student says there can only be 360 different rays emanating from a point since there are only 360 degrees in a circle. Is this true? Why or Why not?
*Thursday, September 11, 2014 at 12:14am*

**8th grade math **

Maggie claims that to make the measure of an angle greater, you just extend the rays. How do you respond?
*Thursday, September 11, 2014 at 12:08am*

**8th grade math**

Henry claims that a line segment has a finite number of points because it has two endpoints. How do you respond?
*Thursday, September 11, 2014 at 12:01am*

**7th grade math**

how do I solve for this: If 5/6 is divided by a certain fraction, a/b, the product is 1/4. What is the fraction a/b? Ans: (5/6)/(a/b) = 1/4 = do i need to divide both sides by 1/4 to get (5/6)/(1/4) = (5/6)x(4/1) = 20/6 = need to somehow get a/b by itself not sure what to do...
*Tuesday, September 9, 2014 at 9:56pm*

**8th grade math**

mr.nelson sold 147 bags of popcorn and 216 of water in 3 days. at this rate how many more bottles of water than bags of popcorn will mr. nelson sell in 5 days?
*Tuesday, September 9, 2014 at 8:36pm*

**8th grade math**

juliet bought a pair of pants that normally cost $40 for a sale price of $24. what was the percent discount on the pants?
*Tuesday, September 9, 2014 at 7:30pm*

**8th grade math**

a survey said that 60 people voted against new environmental restrictions that were on the ballot. that constituted 30 percent of those who voted. how many people voted in all?
*Tuesday, September 9, 2014 at 7:13pm*

**8th grade math**

in a catalog a jacket was marked down from $75 to $48. what was the percent of discount on the jackets original price?
*Tuesday, September 9, 2014 at 6:39pm*

**5th grade math**

explain how did you decide on the number of zeros in the product.
*Tuesday, September 9, 2014 at 5:56pm*

**7th grade math**

132 1/6 - 99 5/6 evaluate the expression
*Tuesday, September 9, 2014 at 5:23pm*

**Hard math 7th grade**

What is the value of 42 – 2(3 • 5 + 1)? (1 point) 8 1 –16 –21 4. What symbol is needed between –2 and |–3| to make a true statement? (1 point) < > = 5. What is the value of (32 + 1) – 14 ÷ 2? (1 point) 2 3 –3 –2
*Tuesday, September 9, 2014 at 3:43pm*

**Math 4th grade**

9,924 9 is the underline digit round each digit... I think it's 10,000
*Monday, September 8, 2014 at 6:15pm*

**4th grade math**

128,955 . Round each number to the place of the underllined digit. 8 is the underlined digit
*Monday, September 8, 2014 at 6:08pm*

**Math**

1. What is the sale price of a music CD that is sold in a retail store for 25% off of the original price of $16? A. $4 B. $12 C. $16 D. $13 My answer is A. 2. What is the percentage markup on the cost of a drill bit set if the cost is $75 and the set is sold for a retail price...
*Monday, September 8, 2014 at 1:48pm*

**8th grade math**

How do you express 3.16 x 10 to the 3rd power in standard decimal notation form.
*Sunday, September 7, 2014 at 9:30pm*

**6th grade math **

Integers from greatest to least... ( 6,17,-20,15,-19,26) can some help me ??
*Friday, September 5, 2014 at 10:20pm*

**7th grade math**

identify a value of x for which sum of 3+x is positive
*Wednesday, September 3, 2014 at 11:52pm*

**7th grade math**

when x is nonzero integer the sum 0f 3+x is sometimes negative and sometimes positive. Identify a value of x for which the sum of 3+x is negative.
*Wednesday, September 3, 2014 at 9:10pm*

**8th grade math**

a square photo display board is made up of 60 rows of 60 photos each. the area of each square is 4 in. how long is each side of the display board?
*Wednesday, September 3, 2014 at 7:21pm*

**4th grade grammar**

Many people show their feelings with presents? What is the simple subject of the sentence? Presents?
*Wednesday, September 3, 2014 at 7:16pm*

**4th grade grammar**

The oldest known Valentine'sDay card dates from 1415? What is the simple subject?? I think it's card??
*Wednesday, September 3, 2014 at 7:09pm*

**SIXTH GRADE MATH**

Sam's credit card balance is less than -$36. Does Sam owe more or less than $36? The answer he owe more than $36.
*Tuesday, September 2, 2014 at 11:16pm*

**6th Grade Math**

Can someone please show me how to work this problem below? Jacob earned $80 babysitting and deposited the money into his savings account. The next week he sepnt $85 on video games. Use the integers to describe the weekly changes in Jacob's saving account balance.
*Tuesday, September 2, 2014 at 9:26pm*

**Math**

Sarah's scores in her tests are as follows: 89, 94, 90, 90. What will be her grade in her next test if she wants to have an average of 92?
*Tuesday, September 2, 2014 at 8:17am*

**Science**

What do you learn in 7th grade science
*Sunday, August 31, 2014 at 12:06am*

**Math**

It seems that even though i am older than a sibling by about three years the state keeps changing curriculum s for the grade and now i think i know the answer but I'm not sure of it. In the decimal 99.999, which is 1/10 the value of the 9 in the tenths place? Does that ...
*Wednesday, August 27, 2014 at 7:50pm*

**chemistry**

A solution of HClO4 was standardized by dissolving 0.4125 g of primary standard grade HgO ina solution of KBR: HgO (s) + 4Br- + H2O → HgBr4 + 2OH- The liberated OH- consumed 46.51 mL of the acid. calculate the molarity of the HClO4
*Wednesday, August 27, 2014 at 2:48pm*

**math (4th grade)**

june made a DESIGN with 6 equal tiles.One tile is yellow, 2 tiles are blue,and 3 tiles are purple.What fraction of the tiles are yellow or purple?
*Tuesday, August 26, 2014 at 10:28pm*

**business**

Wallace Inc., a developer of radiology equipment, has stock outstanding as follows: 30,000 shares of cumulative preferred 2% stock, $90 par and 125,000 shares of $10 par common. During its first four years of operations, the following amounts were distributed as dividends: ...
*Monday, August 25, 2014 at 8:43pm*

**9th Grade Bio**

_______ is the process of digesting food and extracting the energy from it. Directions: Fill in the blank. Please help me answer this question. I've looked through all my textbooks and notes but they didn't mention this anywhere. Can someone please help me? Thanks
*Monday, August 25, 2014 at 7:47pm*

**5th grade math**

what is the best estimate for the product of 289 and 7
*Monday, August 25, 2014 at 6:31pm*

**Tourism**

Plz i want to write about pat grade 10 2014 tourism phase 2,please help me now
*Monday, August 25, 2014 at 5:06pm*

**physics**

hill that has a 37.7 % grade is one that rises 37.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?
*Thursday, August 21, 2014 at 11:05pm*

**math**

what is the base 10 of 469 3rd grade
*Thursday, August 21, 2014 at 10:03pm*

**7th grade Math/Science **

Can you help me with this science question: from sea level, the biosphere goes up about 9km and down about 19km. What is the thickness of the biosphere in meters? (there wasn't a formula in the workbook). Thanks
*Wednesday, August 20, 2014 at 10:14pm*

**4th grade math**

If jill climbed 100 feet more, how many feet above sea level would she be?
*Monday, August 18, 2014 at 11:23pm*

**6th grade math**

Mark has $4.40 nickels and dimes.he has thirteen more nickels than dimes. How many of each does he have?
*Tuesday, August 12, 2014 at 12:59am*

**computer history**

History,business study,tourism,zulu,maths literacy,english and life orientation. Am doing those subject and am in grade 11 I don't knw what career must I take anybody can help me my digit please 0724306682
*Monday, August 4, 2014 at 5:08pm*

**chemistry**

*This is part of an exam. so please don't give full solution* just trying to bump ahead of a block. The decomposition of NO2 at room temperature exhibits the following variation in concentration with time: The concentration of NO2 is expressed in mol/liter, while time is ...
*Saturday, July 26, 2014 at 12:00am*

**Life orientation **

Your friend who was the top learner in your group in grade 9 is no longer interested in his/her studies.You investigated that he/she is not only selling drugs but also drinking heavily during weekends 1.To help your friend you need to put your constructive thinking skills into...
*Monday, July 21, 2014 at 1:26pm*

**algebraic expression**

Whitney is speaking to four different classes at the local grade school . She will spend m minutes with each class, and she will have to wait 30 minutes before seeing the last group. How many minutes will Whitney spend at the school? Thank you.
*Sunday, July 13, 2014 at 7:39pm*

**math**

A section of the highway rises 15 feet in a mile, calculate the grade.
*Sunday, July 13, 2014 at 3:21pm*

**Physics**

Actually, I have 3 questions to solve. I know the 1st one requires Coulomb's constant, but I just can't get the formula to work. Ditto for the formulas for the other 2 questions. 1) A 6.3 μC point charge and a −1.7 μC point charge are separated by a ...
*Thursday, July 10, 2014 at 10:35pm*

**5th grade**

A square picture 3 1/2 feet wide hung on the wall. The center of it is to be 4 feet from the ceiling. The top picture is __ feet and ___ inches from the ceiling.
*Friday, June 27, 2014 at 2:33pm*

**Math - 3rd grade summer work**

A Super-Duper ball bounces twice its height when it is dropped. Carl dropped a Super-Duper ball from the roof of a 12-foot garage. How high will the ball bounce after 5 bounces?
*Sunday, June 22, 2014 at 3:03pm*

**Maths literacy,history,life science,english,xhosa,life orantation,geography.**

I'am doing grade 11 now and when i passed grd 12 next year.i want to know what caree is good for my subjects ,because i don't know what caree should i take.
*Wednesday, June 18, 2014 at 5:27pm*

**Reading**

What are some good books to read for 7th grade?
*Monday, June 16, 2014 at 4:24pm*

**English**

I was wondering for ninth grade, how long should an essay on 3 of Katherina (from taming of the shrew )characteristic be. And how long should each paragraph be.. Mine is not as long as my friends so I was wondering
*Wednesday, June 11, 2014 at 10:24pm*

**History**

I don't know if this one is right or not. I've been stuck on this question for 15 mins and my grade counts on this. 20. “In Flanders Fields” expresses the speaker’s belief that (Points : 5) war and its horrors are wrong and evil. the war is necessary and...
*Thursday, June 5, 2014 at 8:08am*

**Africa**

I'm in grade 12 I want an advice about the subj that I chose maths lit,geography,life scinces,so which job I can take next year pls keep me up dated
*Thursday, June 5, 2014 at 3:03am*

**math**

A road has a 10% grade (slope).how much does it rise if it is 2 km long?
*Monday, June 2, 2014 at 7:47pm*

**Math**

what is the percent grade of a hill that rises to an elevation of 1500 m with a run of 16 km?
*Monday, June 2, 2014 at 12:59am*

**5th Grade Math**

For their first 60 games the Robins had a record of 28 wins and 32 losses. How many of their next 90 games must they win if their total record is to show twice as many wins as losses?
*Friday, May 30, 2014 at 8:52pm*

**Math 8th grade**

In(x):2,10,___,__,__,-3,__,___,x Out(y:4,28,13,-17,10,_,2.5,148,3x-2 What's the answer !!!! Help!! ASAP!
*Thursday, May 29, 2014 at 12:49am*

**7th grade math**

Solve the inequality then graph the solution set on real number line. (2/5x)>7 2(x+7)-4>5(x-3)
*Tuesday, May 27, 2014 at 11:23pm*

**6th grade math**

Determine whether each value of x is a solution of the inequality 4x-5<3 a. x=0 b. x=2 c. x=-2 d. x=4 Help please *show the work and answer!!
*Tuesday, May 27, 2014 at 9:35pm*

**trig**

A road has a 10% grade (slope). To the nearest degree what is the angle of elevation of the road? should I use sin?
*Tuesday, May 27, 2014 at 7:56pm*

**7th grade Math (polynomials)**

How do you write a polynomial in standard form? Ex. 1.1x-8.5x^3
*Tuesday, May 27, 2014 at 2:08pm*

**7 grade math**

Consider two types of nonlinear equations. What unique quality does each possess and how does that quality cause the graph's unique shape? Name two unique examples of these shapes in real-world situations.
*Tuesday, May 27, 2014 at 8:29am*

**Math, grade 10**

Two whole numbers add to 17 and the sum of their squares is 185. What are the numbers
*Monday, May 26, 2014 at 5:29pm*

**Math, grade 10**

Two numbers add to 18. If you square the larger number and add 6 times the smaller number you get 163. What are the numbers. Solve with quadratic equation?
*Monday, May 26, 2014 at 5:04pm*

**algebra**

Last semester, a certain professor gave 24 As out of 237 grades. If one of the professor's students from last semester were selected randomly, what is the probability that student received an A? (Assume that each student receives one grade.) thank you for giving up your ...
*Saturday, May 24, 2014 at 10:44pm*

**Grade 10 English**

i need 3 points of tragedy between the book the Stone carvers and the great gatsby.... i need to write a compasrion essay of tragedy between the two books. please and thank you
*Saturday, May 24, 2014 at 3:11pm*

**physics**

A jet plane is flying horizontally with a speed of 500 m/s over a hill that slopes upward with a 3% grade (i.e., the "rise" is 3% of the "run"). What is the component of the plane's velocity perpendicular to the ground? (Assume the +x-direction is up ...
*Saturday, May 24, 2014 at 11:45am*

**5th Grade ADV. Math**

Four teams are playing in a tournament. Each team will play each other one more time before the top two teams play the championship game. How many games will be played? Need some help with this mates.
*Thursday, May 22, 2014 at 7:18pm*

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