Sunday

January 22, 2017
**Mathematics**

Jon is working on a city councilpersonâ€™s election campaign. He wants to survey potential voters about their opinions. Which is the best way for him to gather a sample? Attend a speech given by the councilman and survey audience members. Select every 10th ...

*Wednesday, April 13, 2016 by Queen/Halle*

**11th grade physics**

How do we know which plate has an excess of electrons?

*Tuesday, April 12, 2016 by angy*

**Algebra II**

1. Which represents the first two terms of the sequence: a_1 = 2 and a_n = -2(a_n-1)^2 option a. -8, -128 option b. 16, 1024 option c. -2, 16 option d. 2, -8 2. Which is the seventh term in the sequence: a_n = -1/125 * 5^n-1 option a. -125 option b. -625 option c. -25 option d...

*Wednesday, April 6, 2016 by 1234White5678*

**Math**

There are 55 student in eight grade middle school that play different sports. 27 of them play soccer, 15 of them play basketball. 11 of them play soccer or basketball. What is the probability given that the they are in eight grade and play sports that they play both soccer and...

*Thursday, March 31, 2016 by Korbin*

**Math**

Do you have any 3rd grade math practice worksheets that I can use with my students? One of my students has a predicament of not doing his homework. Please implement your time and implementing a few practice worksheets for my students. Sincerely, Mrs. Raja 3rd grade teacher

*Tuesday, March 29, 2016 by Mrs. Raja*

**Programming C++ using Data Structure.**

In an academic institution, Student has its records. Each student has his/her profile such as id number, student name. The institution also keeps records of student grades in each subject. Student grades contains information subject description, school year, semester, and ...

*Thursday, March 17, 2016 by Vonn*

**math**

a studentâ€™s grade in a class is simply the mean of five 100-point exams a. If the student has grades of 77, 73, 97, and 89 on the first four exams, what is the studentsâ€™ grade before taking the last exam? b. What is the lowest score that the...

*Monday, March 14, 2016 by Debbie*

**math**

In order to gain popularity amongst high school students the local coffee shop is delivering coffee to sell at lunch. Below is a function that represents the prices of coffee where t is the days since January 10th. Piecewise function c(t) = 2; 1<= t<=3 2 +t; 3<= t<...

*Thursday, March 10, 2016 by dai*

**math**

elow is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th. ...

*Thursday, March 10, 2016 by dai Help Help!*

**math**

Below is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th...

*Wednesday, March 9, 2016 by Dai help help!*

**math**

In order to gain popularity amongst high school students the local coffee shop is delivering coffee to sell at lunch. Below is a function that represents the prices of coffee where t is the days since January 10th. Piecewise function c(t) = 2; 1<= t<=3 2 +t; 3<= t<...

*Wednesday, March 9, 2016 by dai*

**math**

Below is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days since February 10th...

*Wednesday, March 9, 2016 by dai*

**Math**

An athlete prepares for the Comrades. He jogs out to a certain point and then turns back home. On the first day he turns after 6m.on the second day he turns after 10km. On the third day he turns after 14km. 1.after how many kilometres does he turn on the 7th day? 2.On which ...

*Tuesday, March 8, 2016 by hope*

**Mathematics grade 9**

Calculate and compensate 823-273

*Sunday, March 6, 2016 by Kgahli*

**Geometry**

In the diagram to the left, ÂÃšABC\angle ABCÂÃšABCangle, A, B, C and ÂÃšDCB\angle DCBÂÃšDCBangle, D, C, B are right angles. Which of the following is closest to the length of DE&#...

*Tuesday, March 1, 2016 by Tyteana*

**10 grade literature**

Correct punctuation of , That is in my opinion depressing.

*Friday, February 26, 2016 by Debbie*

**Statistics**

The mean grade in this class last semester was 78.3, and the variance was 49 . The distribution of grades was unimodal and symmetrical. Using this information determine the probability that â€œJoeâ€;, a random student you know nothing ...

*Thursday, February 25, 2016 by Francisco*

**Algebra**

A math class has 7 girls and 5 boys in the seventh grade and 4 girls and 4 boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boys? Write ...

*Monday, February 22, 2016 by Anesha*

**Math**

A science class has 3 girls and 3 boys in the seventh grade and 4 girls and 1 boy in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boys?

*Sunday, February 14, 2016 by Brooke*

**MS.SUE!**

this weekend can you help me with the second part of my grade recovery

*Thursday, February 11, 2016 by ashleydawolfy*

**News for Ms. Sue**

1. A student raises her grade average from a 75 to a 90. What was the percent of increase in the studentâ€™s grade average? Round your answer to the nearest tenth of a percent, if necessary. A: 20% B: 16.7% C: 8.3% D: 15% Hi Ms. Sue, it was 20%. Thank you for ...

*Tuesday, February 2, 2016 by Lizzie*

**math**

if the lecture grade is the mastering points worth 20% and exams worth 80%. what is the lecture grade? mastering points: 1513 exam grades: 92,83,76,95,95 thank you!

*Sunday, January 24, 2016 by lauren*

**Fourth grade math**

Is 1 pirme or composte

*Monday, January 18, 2016 by E*

**To Mok...**

Apparently, you didn't bother to read Ms. Sue's post to you on the 10th. http://www.jiskha.com/display.cgi?id=1452443413

*Wednesday, January 13, 2016 by Writeacher*

**Modernist Poetry**

I want to write a modernist poem about struggles, future, stress. How everything I do in grade 12 will affect my future. The amount of pressure that is put onto me by my parents to get into university. I need a lot of help. I've always struggled with poems. I really need ...

*Tuesday, January 12, 2016 by Poemhelp-Please*

**Trig - 9th grade**

Can you help me solve: 5sin2x + 3sinx - 1 = 0 Thanks

*Sunday, January 10, 2016 by Carol*

**algebra**

A student's grade in a course is the average of 4 test grades and a final exam that is worth three times as much as each test. Suppose a student has test grades of 90, 88, 81, and 94. Write an equation to model this situation where x is the student's grade on the final...

*Friday, January 8, 2016 by kayla*

**7 Grade Math**

Melissa needs to subtract 10 5/8 from 12 6/8, what is her answer?

*Tuesday, January 5, 2016 by Anonymous*

**computer programming**

write a program to print fibonaaci series like 2,1,3,4,7,11,18 up to 10th term using function...end function I did it using SUB..end sub in this way : declare sub series cls call series end sub series a=2 b=1 for p =1 to 5 print a; b a=a + b b=b + a next p end sub How do you ...

*Friday, January 1, 2016 by JILL*

**5th grade math**

The fifth-grade class at John Adams Middle School earned $428.81 at their school carnival. The money is being divided between 23 students to help pay for their class trip. How much money will each student receive? Round to the nearest hundredth. is it $18.60 ?

*Wednesday, December 16, 2015 by patricia*

**Math**

I'm in sixth grade and I need help on 3(12w+8)+17+9w

*Tuesday, December 8, 2015 by bob*

**Math**

Fifteen Grade 2 children rode bicycle to school. Seventeen Grade 3 children rode bicycle to school. How many children in Grades 2and3 rode bicycles to school?

*Thursday, December 3, 2015 by Alex*

**PreCalculas help**

Suppose you sign a contract for an annual salary of $50,000 with a guaranteed raise of 5% each year. 1.Write your salary for the next n years as a geometric sequence in explicit form. 2.What will your salary be in year 5? 3.How much will you have earned in total salary by the ...

*Monday, November 30, 2015 by Anonymous*

**Precalc**

1) Janet is offered a job with a starting salary of $15,000, and a guaranteed annual increase of $600. If she takes the job, what will be her guaranteed salary for the 10th year? What would her total earnings be for the first 10 years? Answer: $21,000 ; $ 198,000 2) Sue's ...

*Thursday, November 12, 2015 by Ron*

**Precalculus**

Show the first three terms of each related sequence or series and solve each problem. 1) Jerry hopes to buy a camera which costs $680. He plans to save $5 more each month than in the month before, beginning with $5 this month. In how many months will he have saved enough? 2) A...

*Thursday, November 12, 2015 by Claire*

**Math**

Am stuck A fifth grade class of 32 students is going on a field trip. They want to rent vans to drive to the field trip. Each van seats a maximum of 7 students. What is the least number of vans the fifth grade class must rent so that each student has a seat? If I times it that...

*Thursday, November 5, 2015 by iyana*

**Sixth grade math**

The sum is 1.7 and the product is 6.3. What are the numbers?

*Tuesday, November 3, 2015 by Kevin*

**9th grade**

32/4=b+4/3

*Monday, November 2, 2015 by Cole*

**11th grade math**

y^a/y^b

*Wednesday, October 28, 2015 by Claire*

**Grammar**

2.Brianna eats chocoloate whenever she gets poor grade in math. whenever she gets a poor grade in math is underlined. I believe this is a dependent clause. 3. After the house flooded, the family moved into a temporary shelter. After the house is flooded is underlined. I ...

*Thursday, October 15, 2015 by Patrick*

**5th Grade**

Where is the hundred thousandths place in 46.15398?

*Thursday, October 15, 2015 by Grace (The Puzzled Penguin)*

**Advanced function**

At a certain marathon race, the winner comes in at a time of 130 minutes. Second place comes in at a time of 135 minutes, and third place comes in at 140 minutes. Starting with third place, contestants come in at regular intervals all the way up to the last successful finisher...

*Wednesday, September 30, 2015 by No name*

**Math**

At a certain marathon race, the winner comes in at a time of 130 minutes. Second place comes in at a time of 135 minutes, and third place comes in at 140 minutes. Starting with third place, contestants come in at regular intervals all the way up to the last successful finisher...

*Tuesday, September 29, 2015 by Kim*

**Computer/Math**

In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade...

*Tuesday, September 22, 2015 by Tosin*

**Algebra**

Students get two grades for a test in an introductory psychology course: a letter grade, and a numerical equivalent (weighted value). So an A is worth 4 points, a B is worth 3 points, a C is worth 2 points, a D is worth 1 point, and an F is worth 0 points. The results for the ...

*Wednesday, September 9, 2015 by Camry*

**4th Grade Math**

What does 5*6 mean?

*Tuesday, September 8, 2015 by Donna*

**8th grade math**

I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?

*Monday, August 31, 2015 by Casey*

**Math: Mean, Median, Mode, Range & Finding the devi**

What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6, What is the ...

*Friday, August 21, 2015 by Aayla*

**Economics grade 12**

What's elasticity?

*Monday, August 17, 2015 by Sm*

**need help**

There are 205 students in the middle school. If 41 students are girls in 8th grade, what percent of the middle school do the girls in 8th grade represent?

*Tuesday, August 11, 2015 by Anonymous*

**precalculus**

If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade" relate to ...

*Saturday, June 6, 2015 by Lois*

**5th grade math**

51 is 4 times of book is less 13

*Wednesday, May 27, 2015 by Mythreyee*

**5th grade math**

The sum of 6 and the product of 7 and a number is 75

*Wednesday, May 27, 2015 by Mythreyee*

**1st grade math**

what is a common factor

*Thursday, May 21, 2015 by seahawks*

**math**

lilly made a 75 on her history test and an3 on her math test. the mean grade on the history test was 72 with a standard deviation of 5. the average grade on the math test was 81 with a standard deviation of 4. which test did lilly do better?

*Thursday, May 21, 2015 by debbie*

**math**

I have a question on my math that my teacher cant help me with because this one is for try it. Can you help me see if it is right?: It says: 12 . Wich is equal to 30 hundreths? A)3 thousandths B)3tenths C)3 tens D)3thousands I think the answer is B but, it really confuses me ...

*Thursday, May 7, 2015 by nicole*

**English**

WORDS: Averse Detract Disdain Divulge Elation Endow Expulsion Mortified Nullified Ominous ------------- Some people are so (1)averse to living near a nuclear plant that they want the plantâ€™s license to be (2)nullify. They say the plant infringes on every ...

*Friday, April 24, 2015 by Sora*

**math**

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 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?

*Saturday, April 18, 2015 by Jay*

**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*

**connexus**

anybody go to flvs academy and is 8th grade

*Thursday, April 16, 2015 by Oscar*

**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*

**Algebra 8th grade**

(y2-3y)

*Monday, April 13, 2015 by Sw*

**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*

**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*

**Math 6th grade**

Explain what a neutral field is.

*Wednesday, March 4, 2015 by Zero*

**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*

**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**

Please help me and show an understanding please, so I see how to figure them out. Lee deposited $28,000 in an interest-bearing checking account that earns 3.5% interest compounded daily. Find the amount after 68 days. a.$183.16 b.$28,180.46 c.$28,183.16 d.$180.46 On April 10th...

*Friday, February 20, 2015 by Marc*

**math**

the 1st branch produced 1 orange. the 2nd branch produced 2 oranges, the 3rd branch produced 4 oranges, the 4th branch produced 8 oranges and the 5th branch produced 16 oranges. how many oranges will the 10th branch produce?

*Tuesday, February 10, 2015 by beki dlamini*

**math**

A studentâ€™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...

*Friday, February 6, 2015 by Jayden*

**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 7th grade**

1/15 =3/5m For my answer, I put m= 1/5 Is that correct?

*Wednesday, January 14, 2015 by Tam*

**Physics**

1) On the construction site an electric crane is used to lift materials to the 10th floor. A 180 kW motor requires 2.0 minutes to lift a 10500 kg load if bricks 218 m. How efficient is the crane? 2. Burning 1.0 kg of coal releases 33 MJ of energy. This energy is converted into...

*Wednesday, December 31, 2014 by Lucina*

**Grade**

If there are 70 questions and you get an 80 how many did you miss

*Thursday, December 18, 2014 by M*

**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*

**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*

**Biology**

I think this is a shot in the dark, but worth a try. I have the Biology: Life on Earth by Audesirk, Audesirk & Byers 10th edition bought used online, apparently there are some pages missing in the book, so I can't do my homework, if anyone has the book could, you help me ...

*Saturday, November 22, 2014 by DarrylJ*

**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*

**3 grade math**

How can I find the area of an angle?" How do you respond?

*Tuesday, October 14, 2014 by Ellie*

**idk**

what grade level is physics??

*Thursday, October 9, 2014 by Aluminum<3 Helping & C.S.I ♪♫*

**Math**

1. Find the 11th term of the geometric sequence 64, -32, 16, -8, â€¦ . 2. Find the 1st term of a geometric sequence with a 10th term -1024 and r = -2. 3. Find the sum of each infinite geometric series, if possible. a. 10 + 2 + 2/5 + ..... b. 1.2 â€...

*Tuesday, October 7, 2014 by Brianna*

**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*

**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*

**7th grade math**

132 1/6 - 99 5/6 evaluate the expression

*Tuesday, September 9, 2014 by reece*

**government**

Originalists often hold that it is incorrect to use the Equal Protection Clause of the Fourteenth Amendment to strike down laws that discriminate because? 1 it runs contrary to the 10th Amendment. 2 laws that discriminate must be said to reflect the will of the majority. 3 it ...

*Friday, September 5, 2014 by Sam*

**5th grade math**

What is the value of n 9*27+2*31-28=n

*Monday, August 25, 2014 by Mythreyee*

**math**

what is the base 10 of 469 3rd grade

*Thursday, August 21, 2014 by heidi*