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January 28, 2015

January 28, 2015

Post a New Question | Current Questions

**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*

**chemistry -repost**

Still can't figure this one out-- sorry for reposting, this is the last post, if someone has time to review this question and see if they can figure out how the textbook got 1.0x10^-7 seconds Iodine combines to form I2 in liquid propane solvent with a constant of 1,5 x 10...
*Wednesday, August 6, 2014 at 3:27pm*

**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*

**math**

Timmy and Kenny raced in biking and running. Timmy won first place by clocking in at 5.75 min. in biking and 8.2 min. in running. Kenny won 2nd place by clocking in at 6.2 min. in biking and 9.4 min. in running. What is the difference of their clock-ins together?
*Friday, August 1, 2014 at 4:13am*

**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*

**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*

**4th grade math**

find the median: 116,119,121,122,124,128
*Thursday, May 22, 2014 at 7:01pm*

**Language Arts Grade 8**

Can I get a list of the table of contents of the Mayan: Popol Vuh.
*Thursday, May 22, 2014 at 12:43pm*

**fifth grade math**

susan picked a watermelon that weighed 8/15 lb. larry a watermelon that weigh 1/4 as much as Susans. how muchdid larrys weigh
*Wednesday, May 21, 2014 at 1:49am*

**English grade 11**

Traditional african marriage is an advantage for men, not for women?why
*Wednesday, May 14, 2014 at 3:44am*

**Math 6th Grade **

Compare using < , > , or =. –15 _____ –21 (1 point) 1. < 2. > 3. = (picked > )
*Tuesday, May 13, 2014 at 9:17pm*

**Math 6th Grade **

Compare using < , > , or =. –15 _____ –21 (1 point) 1. < 2. > 3. = (picked > )
*Tuesday, May 13, 2014 at 8:23pm*

**HELP MATH 5th grade **

Sam has 3 pets. Monday she uses d cans of pet food. Tuesday she uses 6 cans Wednesday Thursday and Friday uses 4 cans each day How many cans does she use during thse 5 days? which number is not needed to solve problem? 4 3 5 6 - please explain
*Tuesday, May 13, 2014 at 8:08pm*

**science 7th grade**

Which of the following does not reduce water pollution? a) cleaning up oil and gasoline spills. b)reducing pollutants such as pesticides and fertilizers. c) increasing the use of gasoline. d) properly treating waste water
*Tuesday, May 13, 2014 at 2:45pm*

**Alegbra**

who ever will help me I do not understand this problem? Solve each exponential. Give the exact value of x 6^x = 1/36 3^x = 8 I really do not understand at all I have not taken algebra since 8th grade and went back to school at 67, Thank you if you wish to help me understand ...
*Tuesday, May 13, 2014 at 2:25pm*

**Math 4 grade**

Use the digits 1 though 9 once each. Fill in the 3x3 squares to make the sum of 777. Thanks.
*Monday, May 12, 2014 at 9:37pm*

**5th grade math**

How do you find the dimensions of a box that hold 2xs as many cubes as a box that is 2 by 3 by 4?
*Monday, May 12, 2014 at 11:43am*

**history 11th grade**

perils of the amazon rain forest
*Sunday, May 11, 2014 at 10:44pm*

**history 11th grade**

Amazon rain forest
*Sunday, May 11, 2014 at 10:43pm*

**math**

The grade 8 class at Wheatly Middle School sold 77 boxes of almond chocolates. This is 22% of all the boxes of chocolate sold. a) Estimate the total number of boxes sold. b) Calculate how many boxes were sold.
*Friday, May 9, 2014 at 4:28pm*

**Grade 12 Math**

if a and b are unit vectors, and magnitude of vectors a +b = sq. root of 3, determine (2a-5b) dot (b+3a).
*Thursday, May 8, 2014 at 9:34pm*

**7th grade math**

Computer catalog has a computer monitor that is 19 inches. The 19 inches is the diagonal distance across the screen. If the screen is 10 inches in height, what is the width of the screen to the nearest inch?
*Thursday, May 8, 2014 at 6:44pm*

**math lit ,geography,history,life science,LO**

Am in grade 10 and am doing these subjects and I dnt knw what kind of career choice I can choose please guys help me out please
*Thursday, May 8, 2014 at 4:34pm*

**MATH!!!!!!!**

If theres 225 students in my grade and the requirement to get into the principal list is top 5%, how many students are in the principal list?
*Wednesday, May 7, 2014 at 9:03pm*

**Math (Quadratic Equations)**

A field is bound on one side by a river. A farmer wants to enclose the other three sides of the field with fence in order to create a rectangular plot of land for his cows. If the farmer has 400m of fence to work with, determine the maximum possible area of the field and the ...
*Wednesday, May 7, 2014 at 11:40am*

**social studies **

I would want to know the questions and answers for grade 4 week 10
*Tuesday, May 6, 2014 at 4:13pm*

**history 11th grade**

What are the perils of the amazon rain forest?
*Tuesday, May 6, 2014 at 12:39am*

**Fifth grade math**

Ellison's Jewlers displays charms for bracelets in trays that hold 36 charms each the store has 637 charms to put on display in 5 display cases. How many charms are left after the trays are filled ?
*Thursday, May 1, 2014 at 10:30pm*

**history 11th grade**

What are some of the perils of the Amazon Rain Forest
*Thursday, May 1, 2014 at 10:29am*

**8th grade science**

If you see that a hot-air balloon is rising above the top of a hill, what is the top of the hill called?
*Thursday, May 1, 2014 at 7:59am*

**4th Grade Math**

Mickey Mouse love cheese. He had 24 wedges of cheese. 3/4 of the wedges were cheddar and the other wedges were gouda. How many wedges were cheddar?
*Thursday, May 1, 2014 at 12:02am*

**4th Grade Math**

Maggie Ordered 3 pizzas. Each pizza had 6 slices each. 5/6 of the pizza had mushrooms on it. How many pieces had mushrooms?
*Thursday, May 1, 2014 at 12:01am*

**Math**

The steepest section of a track has a rise of 2240 meters for a horizontal distance of 6100 meters. what is the grade section of this track?
*Wednesday, April 30, 2014 at 1:52am*

**grade 3 math**

two rectangles have an area of 36 square inches. Name two possible perimeters for the rectangles.
*Tuesday, April 29, 2014 at 5:10pm*

**Math 3rd grade**

Lee wants to cut this piece of canvas into two rectangles that are 3 x 2 and 3 x 5. He wants the sum of the areas of the two small rectangles to be the same as the area of the large rectangle. Can he do this? explain.
*Monday, April 28, 2014 at 4:11pm*

**history grade 3**

What happened to the immigrants when they left Ellis Island?
*Sunday, April 27, 2014 at 11:00am*

**history grade 3**

What happened to the immigrants while they were at Ellis Island?
*Sunday, April 27, 2014 at 11:00am*

**history grade 3**

Why did the immigrants have to go to Ellis Island
*Sunday, April 27, 2014 at 10:59am*

**math**

Steve earned scores of 96 and 87 on his first two exams. What will his average grade be if he gets a 72 on his third exam?
*Sunday, April 27, 2014 at 7:22am*

**Chemistry URGENT**

I need help to evaluate if I completed my experiment calculation. determination of water in a hydrate. 1. Mass of crucible, and cover = 18451.3 2. Mass of crucible, cover and sample = 23410.2 3. Mass of crucible, cover and sample after 1st heating = 21789.8 4. Mass of crucible...
*Saturday, April 26, 2014 at 5:02pm*

**3rd grade math**

Sven is thinking of two numbers. The sum is 12. The difference is 4. What are the two numbers?
*Wednesday, April 23, 2014 at 7:37pm*

**language arts3rd grade**

difference between noun, pronoun and propernoun how it is used
*Wednesday, April 23, 2014 at 7:07pm*

**6th grade math**

Elisa is writing an algebraic expression for the phrase 5 less tan a number.
*Wednesday, April 23, 2014 at 4:42pm*

**4th grade math**

sam has 7 17/20 dollars. write 7 17/20 dollars in decimals
*Tuesday, April 22, 2014 at 5:55pm*

**6th grade Lang Arts**

Can you explain why the comma used in sentence 1 is not correct as compared to the comma used in sentence 2? (from homework) 1. The stadium, that my favorite team plays in, seats over 81,000 people. 2. My father, who is an excellent reader, finished a 500 page book in one day!
*Monday, April 21, 2014 at 10:29pm*

**math (cant figure it out)**

Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is 13%, socializing 13%, and school is 25%. About how many hours per day altogether were spent on watching TV and homework?
*Friday, April 18, 2014 at 3:52pm*

**5TH GRADE MATH**

Need help trying to tell my daughter what or how to draw this........ DRAW a figure composed of three different rectangles that has a perimeter of 140 yards. Use measurements that are in yards and feet to label the sides of your figure......
*Wednesday, April 16, 2014 at 8:57pm*

**OCCT Score**

Alright, so I live in Oklahoma, and I just took the OCCT Grade 8 today. My reading score came ou to say Raw Score: 34 and math said Raw Score: 36, there were 50 questions on each test, what was the percentage? Im not sure, so thankies.
*Wednesday, April 16, 2014 at 8:43pm*

**Grade 12 Chemistry**

When 50.0 mL of 1.0 mol/L hydrochloric acid is neutralized completely by 75.0 mL of 1.0 mol/L sodium hydroxide in a coffee-cup calorimeter, the temperature of the total solution changes from 20.2 to 25.6. Determine the quantity of energy transferred, q, and state whether the ...
*Tuesday, April 15, 2014 at 11:00pm*

**Algebra help please!**

Suppose you are researching the eating habits of people your age. What sampling method could you use to find the percent of students in your grade who eat five servings of fruit and vegetables each day? What is an example of a survey question that does not have bias?
*Monday, April 14, 2014 at 5:11pm*

**6th Grade Math**

Aiden has 7/10 cup cereal, 2 2/3 cups pretzels, 1/6 cup raisins and 2/5 cup chocolate chips to make a party mix. How much party mix will he have in all if he uses all the ingredients he has?
*Sunday, April 13, 2014 at 3:09pm*

**algebra 1 question pls help!!!**

1. Find the mean, median, and mode of the data set: 15, 16, 21, 23, 25, 25, 25, 39 a.mean = 23.6, median = 25, mode = 24 b.mean = 24, median = 23.6, mode = 25 c.mean = 24.6, median = 24, mode = 25 d.mean = 23.6, median = 24, mode = 25 This is what i got: Mean - 23.4 Median - ...
*Sunday, April 13, 2014 at 12:20pm*

**physics grade 10 icse**

two balls of masses in ratio 1:2 are dropped from the same height find : a. the ratio between their velocities when they strike the ground and b. the ratio of the forces acting on them during motion
*Sunday, April 13, 2014 at 12:21am*

**IB English**

IT IS END OF THIRD QUARTER AND MY IB ENGLISH GRADE IS A B!!!! MY GOAL WAS TO GET AN A BUT...... ****IF GET AN A ON THE FOURTH QUARTER, WILL MY GPA GO UP!!! I GOT A'S ON ALL OF THE OTHER CLASSES EXCEPT IB ENGLISH......... ***********SO WOULD MY GPA BUMP BACK UP IF I GET AN ...
*Friday, April 11, 2014 at 4:46pm*

**5th grade math **

Estimate the quotient. 3,594/68 My answer is 3,500/70=50 Is my answer correct?
*Wednesday, April 9, 2014 at 10:35pm*

**5th grade math **

Estimate the quotient. 1.175/18 2. 231/37 My answer is 1. 200/20=10 2. 200/40=5 Did I find the correct estimates for these problems?
*Wednesday, April 9, 2014 at 9:51pm*

**5th grade math **

Name the compatible numbers used to find the estimate. 1. 725/19 estimate:35 2. 3,641/34 estimate:120 Please show me how to work out these problems.
*Wednesday, April 9, 2014 at 8:53pm*

**9th grade math**

4x^2=80x-400
*Tuesday, April 8, 2014 at 10:57pm*

**3rd grade math**

Explain how you know 6/6 and 1 are equivalent?
*Tuesday, April 8, 2014 at 4:14pm*

**Language arts 7th grade **

Using the image of a dove to represent the idea of peace in a peom is an example of
*Monday, April 7, 2014 at 11:50am*

**Science - Check my answers please (6th grade)**

earth and the moon are kept in their respective orbits due to the influence of ? a) inertia b) gravity c) both inertia and gravity d) neither inertia and gravity Is it c) both inertia and gravity?
*Monday, April 7, 2014 at 11:41am*

**6th Grade Science - Help**

Which of Earth's spheres has the most mass? 1. atmosphere 2. hydrosphere 3. geosphere 4. biosphere Is it Biosphere?
*Saturday, April 5, 2014 at 10:12am*

**math 7**

grade 7 students were surveyed to determine how many hours per day they spent on various activities. The results are shown in the circle graph below. about how many hours per day altogether were spent on watching TV and homework?
*Thursday, April 3, 2014 at 2:15pm*

**Maths**

Jim has grades of 84, 65, and 76 on three math tests. What grade must he obtain on the next test to have an average of exactly 80 for the four tests?
*Thursday, April 3, 2014 at 1:43am*

**3rd grade math**

what is the next number in the sequence 1,3,9,27,______ I'm confused on the skip counting they use.
*Tuesday, April 1, 2014 at 9:51am*

**Math for grade 6 peace**

The computer club is having a fundraiser to help pay for a trip to the science museum. So far they have raised $96, which is only 48% of their goal. How much money are they trying to raise?
*Friday, March 28, 2014 at 6:25pm*

**Need 8 grade math help quick please!**

I don't understand this. I don't get exactly what I'm supposed to do with the P(parenthes) thingy or how each question differs from the next. Theoretical and Experimental Probability: A number cube with the numbers 1 through 6 is rolled. Find the given probability...
*Friday, March 28, 2014 at 3:14am*

**3rd grade math**

suppose there are 2 pieces of the cake left over but you dont know how many pieces there were in the whole cake. explain how you could find the number of pieces in the whole cake if taylor told you that 1/5 of the cake was left.
*Friday, March 28, 2014 at 12:06am*

**3rd grade math**

suppose she cut the cake into 8 equal size pieces and 6 people at all the pieces. Explain how they could have divided the pieces so that everyone ate the same amount of cake. You can show your work in a drawing.
*Thursday, March 27, 2014 at 11:56pm*

**5th Grade Math**

Keith played some games of chess at a tournament. He recorded the results of the games on the table shown. Game Results: Number of Games TIES 4 WINS 12 Losses 4 If Keith plays 10 more games, how many of the 10 games is he likely to win? A. 6 games B. 8 games C. 4 games D. 2 games
*Thursday, March 27, 2014 at 7:36pm*

**6th Grade Math**

A drawer contains 3 blue ribbons, 4 red ribbons, and 3 green ribbons. A ribbon is randomly chosen from the drawer, replaced, and another ribbon is chosen. Find each probability"
*Wednesday, March 26, 2014 at 7:58pm*

**Grade 12 Calculus**

A rectangular piece of paper with perimeter 100 cm is to be rolled to form a cylindrical tube. Find the dimensions of the paper that will produce a tube with maximum volume. I have made it up to getting an equation for V(w).
*Tuesday, March 25, 2014 at 7:49pm*

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Post a New Question | Current Questions