Tuesday

June 28, 2016
**Math**

In an arithmetic series, the sum of the 5th to the 8th terms inclusive is 114, whilst the sum of the 12th to 15th terms inclusive is 198. What is the 21st term? I have got 99=2a +3d and 57= 2a+3d Im not sure what to do now
*Saturday, April 18, 2015 by Fasi*

**Algebra (check my work?)**

1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra...
*Friday, April 17, 2015 by Ivy *

**algebra**

what is the first step when solving x/15=3/5? write a proportion using an unknown value x and the ratio 5:6 then solve it. in an orchestra, the ratio of trombones to violas is 1 to 3. a. there are 9 violas. write a proportion that gives the number t of trombones in the ...
*Wednesday, April 15, 2015 by phan*

**Math**

Jeremy uses the linear function G=12h+50 to represent the grade, G (in points out of 100), that he can earn on an exam as a function of h, the number of hours he spends studying for the exam. 1.) Identify the slope and y-intercept of Jeremy's function and explain what they...
*Thursday, April 9, 2015 by Hailey*

**Math **

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 of the tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...
*Thursday, March 26, 2015 by Bella*

**math**

Is there some other way I can explain this to my 8th grader. Five editors finish a project in 3 1/2 weeks. How many editors are needed to complete the same project in 1 1/6 weeks
*Thursday, March 26, 2015 by Maria*

**Maths lit**

Fraction for grade 10 assessment
*Wednesday, March 25, 2015 by Nokulunga*

**3rd grade math**

what is the standard form of 213
*Wednesday, March 18, 2015 by Anonymous*

**Algebra**

This is for a project for Beginning Algebra at Great Bridge Middle School 8th grade class. Here's the questions: The number of companies offering cell phone service has grown rapidly in recent years. The plans they offer vary greatly and it can be difficult to select the ...
*Saturday, March 14, 2015 by Connie*

**Math 6th grade**

Explain what a neutral field is.
*Wednesday, March 4, 2015 by Zero*

**social studies 8th**

Which of the following are informal powers of the governor? Choose all that apply. (2 points) serving as spokesperson for the state*** acting as honorary head of his or her political party commanding the state's military forces*** proposing an annual budget for the state ...
*Monday, March 2, 2015 by XenaGonzalez*

**math(5th grade)**

In the choir, 1/2 of the members are boys and 1/2 are girls. If 1/4 of the boys are5th graders what fraction of the whole choir is 5th grade boys?
*Thursday, February 26, 2015 by ary*

**algebra-6th grade**

what is a coefficient?
*Wednesday, February 25, 2015 by emporerpenguin*

**English**

Okay, So I didn't post this one because I thought I had it right.. but now im unsure. My school appeared on the news last week because we had made an important change in our community. Our 8th grade class had planted a large garden in what was once only a vacant lot. It ...
*Monday, February 23, 2015 by Zhana*

**Social Studies/6th Grade Geography.**

"Why do most people live in the Western part of Columbia?" A - to enjoy the cooler climate of the mountains, B - to be closer with the boarder of Venezeula, C - to live along the Pacific coast, D - to benefit from the country's lush rainforests. I was trying to ...
*Friday, February 20, 2015 by Mikayla.*

**math**

the 6th term of A.P. is 5 times the fifth term and the 11th term is exceeds twice the fifth term by three.find the 8th term
*Thursday, February 19, 2015 by ap*

**math**

A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...
*Friday, February 6, 2015 by Jayden*

**Math**

1. "A bacteria population doubles in number every 3 hours. If there are 40 individuals now, how many in 24 hours?" SO I used the geometric series sum formula, with n=8(24/3=8), t1=40, and r=2, but I got 10200 as the answer, instead of what the answer key solves as ...
*Saturday, January 24, 2015 by Bethany*

**statistics**

suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.
*Friday, January 23, 2015 by kyle*

**math**

suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.
*Friday, January 23, 2015 by kyle*

**Math**

Sarah was trying to figure out her grades for her math course. she only knew the grade of 4 of the tests she had taken, However the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...
*Wednesday, January 21, 2015 by JWL*

**grade 6 math**

13 more than product of m and 5
*Wednesday, January 21, 2015 by patty*

**math**

At a given time, Saturn was 9.1 x 10 to the 8th miles from the sun and the earth was 9.3 x 10 to the 7th miles from the sun. by what distance is one planet closer to the sun than the other planets?
*Wednesday, January 14, 2015 by Veronica*

**Math 7th grade**

1/15 =3/5m For my answer, I put m= 1/5 Is that correct?
*Wednesday, January 14, 2015 by Tam*

**Grade**

If there are 70 questions and you get an 80 how many did you miss
*Thursday, December 18, 2014 by M*

**math**

So i have this project and i need help on it. It says ....As your 8th grade graduation approaches,your parents decide to begin planning for your graduation party.Your parents have asked for your help in deciding which companies will be the better deal for them to use since you...
*Thursday, December 18, 2014 by starie johnn*

**math**

So i have this project and i need help on it. It says ....As your 8th grade graduation approaches,your parents decide to begin planning for your graduation party.Your parents have asked for your help in deciding which companies will be the better deal for them to use since you...
*Thursday, December 18, 2014 by starie johnn*

**math**

If Susan takes two tests and makes a makes a 54/100 on the first test and a 63/100 on the second test, and is given a third test and makes an 80/100(which can only count as 20% of her total grade for all three test, what is her final grade/score.
*Thursday, December 18, 2014 by destiny scott*

**7th grade math**

Can you check these problems? 1. 4x^2 + 3x - 4x +5 = 4x^2 - x + 5 2. m - n + m - n - n = 2m - 3n 3. (7x + 5 - 3y) - (-3x - 5 +4y) = 7x + 3x -3y + 4y + 0 = 10x - y = 0 4. m/8 - 9 = 5 m/8 = 5 + 9 m = 14/8 m = 7/4 = 1 3/4
*Wednesday, December 17, 2014 by Alexis*

**division **

9/72=8 56/7=8 49/6=8 36/9=4 64/8=8 6/24=4 5/25=5 3/15=5 Easy I'm in fifth grade and I know this 😜
*Monday, December 15, 2014 by Jamie Fuler*

**Science**

The speed of light is 3 x 10 to the 8th power meters per second. If the sun is 1.5 x 10 to the 11th power meters from earth, how many seconds does it take light to reach the earth?
*Monday, December 15, 2014 by MG*

**sixth grade math**

what are the prime factorization of 88? I need help!
*Sunday, December 14, 2014 by jamar*

**5th grade math **

how do i simplify
*Thursday, December 4, 2014 by caitlyn*

**8th grade; English**

Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason to support an author&#...
*Saturday, October 25, 2014 by Amarachi*

**8th grade language arts**

Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason to support an author&#...
*Saturday, October 25, 2014 by a girl from connexus*

**Math**

What is 2 more than 5?and 1 less than 8 plus 2? I am in grade one. Thank you.
*Tuesday, October 21, 2014 by Soin*

**Physics**

On June 9, 1988, Sergei Bubka broke the world pole-vaulting record for the 8th time in four years by attaining a height of 6.14 m. How long did it take Bubka to return to the ground from the highest part of his vault?
*Tuesday, October 14, 2014 by Simon*

**3 grade math**

How can I find the area of an angle?" How do you respond?
*Tuesday, October 14, 2014 by Ellie*

**physics**

Ten , one rupees coin are put on the top at of each other on a table. Each coin has a mass 'm'. Give the magnitude and direction of - (1)- The force of 7th coin (counted from bottom) due to all coins on its top. (2)- The force of 7th coin by 8th coin. (3)- The reaction...
*Tuesday, October 14, 2014 by me*

**physics**

Ten ,one rupees coin are put on the top of at each other on a table each coin has a mass 'm' give the magnitudes and direction of - 1. The force of seventh coin (counted from bottom) due to all the coins. 2. The reaction of 6th coin on the 7th coin. 3. The force at 7th...
*Tuesday, October 14, 2014 by nayan*

**idk **

what grade level is physics??
*Thursday, October 9, 2014 by Aluminum<3 Helping & C.S.I ♪♫*

**Math**

1. Find the value of k so that 2, k^2, 8 form a geometric sequence. 2. Water is leaking from a water tower. On the first day, two gallons were lost. The leak is getting progressively worse and the amount of water lost triples each day. How many gallons would be lost on the 8th...
*Tuesday, October 7, 2014 by Reyna*

**5th grade math**

What percent more than 2 is 16/5? Help me please
*Friday, October 3, 2014 by Righteous *

**7th grade math**

find the sum 7/20 + (-4.8) + (-4/5) +4.9 im cluless
*Tuesday, September 30, 2014 by reece*

**math**

Write 4 names for 8? This is 2nd grade homework.
*Sunday, September 28, 2014 by morgan*

**sixth grade math**

3 3/5 * 5/6 = 90/45 Do I have correct answer?
*Wednesday, September 24, 2014 by Kris*

**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 by rfvv*

**4th grade math**

GCM OF 12 and 20. Please explain
*Wednesday, September 17, 2014 by Jay*

**Grade 9 Math**

how would you expand: -(w - 30)^2 + 80w + 600
*Friday, September 12, 2014 by Tenneal*

**8th**

yael worked out at a gym for 2 hrs. her workout consisted of stretching for 21 minutes jogging for 45 minutes and lifting weights for the remaining amount of time. what percentage of yaels workout was spent lifting weights?
*Tuesday, September 9, 2014 by taylor*

**7th grade math**

132 1/6 - 99 5/6 evaluate the expression
*Tuesday, September 9, 2014 by reece*

**8th math**

wayne wanted to buy a new bicycle that cost $125. the sales tax on bicycle was $11.25. what was the rate of the sales tax?
*Tuesday, September 9, 2014 by taylor*

**5th grade math**

What is the value of n 9*27+2*31-28=n
*Monday, August 25, 2014 by Mythreyee*

**maths 8th standard**

Caco3/ಶಾಖ cao+co2↑ ಈ ಸಮೀಕರŃ5;ದ ಸಹಾಯದņ3;ಂದ 25'g' ಕ್ಯಾಲņ3;ಸಿಮ
*Monday, August 25, 2014 by nagarathna*

**math**

what is the base 10 of 469 3rd grade
*Thursday, August 21, 2014 by heidi*

**Pure Maths**

A container is in the shape of a right circular cone (inverted) with both height and diameter 2 meters. It is being filled with water at a rate of (pi)m^3 per minute. Fine the rate of change of height h of water when the container is 1/8th full(by volume). (Volume of a right ...
*Saturday, August 16, 2014 by Ariana*

**grade 7 maths**

Missing input W+9=14
*Monday, August 4, 2014 by Aphiwe*

**Essay Topic (Synthesis)**

Is the topic of Immigration Reform in the United States to controversial for my synthesis essay? I am writing a synthesis essay for my class, and it is a big portion of my grade. I have a lot of information about Immigration, but I'm afraid the topic will be too ...
*Sunday, August 3, 2014 by Tyler*

**4th grade math**

For a survey, 20 students in one class were asked to name their favorite sport. the tally chart shows the result. Basket ball - 6 soccer-7 hockey - 5 volleyball - 2 suppose all 100 students in the grade were asked to name their favorite sport. how many students would you ...
*Thursday, June 5, 2014 by mythreyee*

**chemistry**

A sample contains Hydrogen atom ,He+ ion, Li2+, & Be3+ ion. In H atom electron is present in 8th orbit, in He2+ e- is present in 6th orbit, Li2+ in 5th orbit& in Be3+ electron is present in 4th orbit. All the atoms are de-excited to the ground state. Calculate the total no. of...
*Wednesday, June 4, 2014 by Swapnil*

**math**

Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...
*Monday, May 19, 2014 by Anonymous*

**history 11th grade**

Amazon rain forest
*Sunday, May 11, 2014 by anonymous*

**Science**

GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...
*Sunday, May 4, 2014 by Anonymous*

**Science **

GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...
*Sunday, May 4, 2014 by Hanna*

**4 the grade math**

What's 3/4 of blank=75
*Tuesday, April 29, 2014 by Elsana*

**history grade 3**

Why did the immigrants have to go to Ellis Island
*Sunday, April 27, 2014 by kathy*

**HELP! 5th grade math**

Trying to help my child in 5th grade. Shannon pours 4 different liquid ingredients into a bowl The sum of the liquid ingredients is 8.53 liters. Two of her measurements are in milliliters and two of her measurements are in liters. Give an example of possible measurements for ...
*Sunday, April 13, 2014 by Sara *

**9th grade math**

4x^2=80x-400
*Tuesday, April 8, 2014 by trent*

**9th grade math**

x^2+8x+16=25
*Tuesday, April 8, 2014 by trent*

**9th grade math**

4m^2-24m+36=0
*Tuesday, April 8, 2014 by trent*

**3rd grade math**

Explain how you know 6/6 and 1 are equivalent?
*Tuesday, April 8, 2014 by Lindsey*

**math - 6th grade**

HELP! How do I solve for x: 4x+2=3x+9
*Thursday, April 3, 2014 by Skylar*

**MATH**

you have a pair of newborn hamsters. each pair that is at least one month old produces a new pair every month. at this rate, you will have 178 hamsters at the end of what month? (The math relay officials said the 10th month but I think that it should be the 8th)
*Tuesday, March 25, 2014 by CODY*

**8th grade U.S History**

Document B: Daniel Webster’s argument regarding a national bank, 1833 The argument regarding the national bank starts with the question: Does Congress have the right to charter a 'National Bank'? and can a State Legislature be forced to house a federal institution...
*Tuesday, March 25, 2014 by Cassidy*

**4th grade math**

What is 1. 2/3 + 3/6 = 2. 3 1/10 + 17/5 = 3. 3 2/6 - 1 5/6 =
*Monday, March 24, 2014 by Mythreyee*

**math 8th**

1. The following circle graph was published in the Cane County annual report. If there are 1,000 registered voters in Cane County, how many are 35–45 years old? circle graph (1 point) 150 voters
*Thursday, March 20, 2014 by james*

**Grade 6 math**

What is 2 to the 2nd power
*Thursday, March 20, 2014 by ronaldo*

**8th Grade Science (Periodic Table)**

1. What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? Properties of elements are related to atomic numbers. Properties of elements are related to ductility. Properties of...
*Thursday, March 13, 2014 by Bianca*

**to ms. sue**

what was your 4th grade teacher and why
*Wednesday, March 5, 2014 by tamer*

**6 grade math**

How do you solve this problem: x + 2 1/5 = 7?
*Monday, March 3, 2014 by someone*

**4TH GRADE MATH**

MS T BOUGHT CUPCAKES FOR HER 3RD GRADE CLASS. MS. CASA BOUGHT TWICE AS MANY CUPCAKES AS MS T, AND 4 TIMES AS MANY CUPCAKES AS MS. G. MS. G BOUGHT 241 CUP CAKES. A. HOW MANY CUPCAKES DID MS T BUY? B. MS.. B CAME LATE TO THE PARTY AND HALF OF THE CUPCAKES HAD ALREADY BEEN EATEN...
*Wednesday, February 26, 2014 by DARRYL*

**4 grade math**

What is the sum of4/10 and 40/100
*Monday, February 24, 2014 by micaiah*

**math**

The grade of a road is 6%. What is its angle of elevation?
*Thursday, February 20, 2014 by nic*

**economic**

Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give you ...
*Sunday, February 9, 2014 by thiti*

**economic**

10. Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give ...
*Sunday, February 9, 2014 by thiti*

**math**

The third term of a G.P is 24 and the sum of the first two terms is 288. If all the terms are positive,find a)the first term and the common ratio b)the sum of all the terms from 4th term to the 8th term
*Monday, February 3, 2014 by Anonymous*

**12th Grade Vocabulary Antonyms Practice**

Does anyone know of a good place that I can practice 12th grade vocabulary antonyms?
*Saturday, February 1, 2014 by Angela*

**statistics**

What is the probability for a: a. Randomly selected person being a male in grade E? b. Randomly selected male being in grade E? c. Why are the results different?
*Sunday, January 19, 2014 by Anonymous*

**Fifth grade math**

If a wom and a sail race who will it be
*Saturday, January 11, 2014 by Doodle *

**statistics**

Last week Tom had exams in Math and in Spanish. He had a score of 45 on the Math exam and a score of 65 on the Spanish exam. For which class should Tom expect the better grade? a. Math b. Spanish c. The grades should be the same because the two exam scores are in the same ...
*Tuesday, December 31, 2013 by Lyndyc*

**linear optimization**

During a summer session a student enrolls in two courses, psychology for four hours and engineering for three hours. The student wants to use the available time to amass the largest number of grade points (numerical grade multiplied by the number of hours). Students who have ...
*Sunday, December 29, 2013 by gemicia*

**language arts**

Identify the appositive phrase in the following sentence. Mrs.Talavera,an eight grade teacher at Rosewood Middle School,led the community meeting about childhood obesity. -Mrs.Talavera -an eight grade teacher at Rosewood Middle School -led the community -about childhood obesity
*Tuesday, December 17, 2013 by Anoymous*

**Math 5th grade**

what are three equivalent fractions for 6/11 and 6/9 and 5/8
*Monday, December 9, 2013 by Shauna Garrett*

**7th grade mat**

8g+2+4g-2-3g=? (9g)
*Thursday, December 5, 2013 by Anonymous*

**4th Grade Math: Help Is Needed ASAP**

My son is in the fourth grade and is needing help with these math problems. Can someone please help him with these problems. 1. 2/3+2/9= 2. 3/5+3/10= 3. 5/12+1/3= 4. Find the sum of 1/6 and 1/12 5. Add 1/4 to the answer in Exercise 4. 6. What is the sum of 1/8, 1/4, and 3/8? 7...
*Monday, November 18, 2013 by Tim*

**math**

Carlos was 5feet,8inches tall at the beginning of ninth grade. he grew 4 3/4inches during that school year and 2 1/4inches during follow the summer. how tall was Carlos at the beginning of tenth grade? Express his height in feet and inches.
*Monday, November 18, 2013 by miina*

**math 5th grade**

How to solve 547X73
*Friday, November 1, 2013 by hannah*

**math 5th grade**

How to solve 547X73
*Friday, November 1, 2013 by hannah*

**english**

Please help me. I wanna make sure if all corrects this. Thanks. Some people are so (1)ominous to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s right to safety. Shannon is (3)endowed ...
*Wednesday, October 23, 2013 by Franny*

**Geology**

Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...
*Thursday, October 17, 2013 by Matt*