Wednesday

November 25, 2015
**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**

in an AP the 10th term is 54 and 5th term is 4 times the 2nd term . Find the 1st term 'a' and common difference 'd'
*Monday, February 3, 2014 by jomon*

**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*

**Math**

The nth term of an A.P. Is 3 times the 5th term.(a)find the relationship between a and d.(b)prove that the 8th term is 5times the 4th term.
*Wednesday, January 29, 2014 by Miracle*

**Math 5th**

Val walks 2 3/5 miles each day. Bill runs 10 miles once every four days. In 4 days who covers more distance?
*Monday, January 27, 2014 by Kerry*

**Maths**

In an A.P ratio of 3rd term and 5th term is 3:7. a)Find the ratio of the 4th and 6th term? b)Find the ratio of the 6th and 12th term?
*Wednesday, January 22, 2014 by Liji*

**maths**

The 2nd term in Geometric sequence is -4 and the 5th is 32 ,find the general formula \term and the first 3 terms ,find the 18th term
*Tuesday, January 21, 2014 by Awe*

**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*

**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 (7th grade)**

I have a math question that I do not really understand how to answer is there someone who can walk me through it? In Pinecrest middle school there are 58 6th graders 76 7th graders, and 38 8th graders. The counsel is made up of 35 students who are chosen to represent all three...
*Tuesday, December 17, 2013 by Shawna*

**7th grade mat**

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

**math**

A rubber ball is dropped from a height of 729 feet, and at each bounce it rebounds one-third of the height from which it last fell. How far has the ball travelled by the time it strikes the ground for the 5th time?
*Friday, November 29, 2013 by Jasen*

**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*

**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*

**Geogoly**

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*

**Pre Algebra**

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the first four tests is 88.5. What is the lowest average he could get on his next two tests and still ...
*Thursday, October 17, 2013 by Ry*

**Fourier Series**

A periodic function f(t), with period 2π is defined as,f(t) = c for 0 < t < πf(t) = -c for -π < t < 0where c = 1.4, Taking π = 3.142, calculate the Fourier sine series approximation up to the 5th harmonics when t = 1.63. Give your answer to 3 ...
*Sunday, October 13, 2013 by Sarah*

**math**

I need help on study links 2.9 for 5 grade
*Thursday, October 10, 2013 by tony*

**6th grade math**

6 1/2-7/8 / 5 11/16 evaluate the expresson
*Monday, October 7, 2013 by rupa*

**Shurley English Grade 4**

I'm suppose to write sentences from Grade 4 Shurley English book. I was suppose to bring book home and use page 25 - I forgot the book - anyone know what is on page 25? Thanks
*Wednesday, October 2, 2013 by Brayden*

**Second Grade Reading**

Hello. I am a tutor. I tutor second grade students. I need a good website that will give me great tips on how I can better teach my students how to read, spell, and pronounce words. Can you please help me find a website like that?
*Saturday, September 28, 2013 by Qiayamah*

**grades**

your average grade if you get a b- then you get a d+ ?
*Thursday, September 26, 2013 by rockrboiluvr14*

**8th Grade Math**

25/50 x 60/70 x 100/200= 72 6/7
*Tuesday, September 24, 2013 by Nick*

**statistics**

suppose that grade point averages of undergraduate students at one university have a bell shaped distribution with a mean of 2.55 and a standard deviation of 0.43. Using the empirical rule, what percentage of students have grade point averages that are between 1.26 and 3.84
*Monday, September 23, 2013 by roy*

**math grade 10 **

Solve 3p-6q = 0 4p+1q = 3 Using any method Thank you!!!!
*Monday, September 23, 2013 by rose*

**Math**

Post a New Question Current Questions Homework Help: Math (HELP PLEASE) Posted by Anonymous on Tuesday, September 17, 2013 at 8:37pm. Estimate the total precipitation in inches and in days for Asheville and Wichita. City: Inches: Days...
*Thursday, September 19, 2013 by I need help on this to*

**pre-algebra**

There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade levels if 1/6 of the girls and 1/5 of the boys in first grade?
*Thursday, September 12, 2013 by Fernando*

**Money and Banking**

1. A firm uses capital to produce revenue. The marginal revenue from the first 5 units of capital is as follows: 1st unit has MR 2.30, 2nd unit has MR 1.9, 3rd unit has MR 1.70, 4th unit has MR 1.35, and 5th unit has MR 1.15. If the interest rate is 50%, what is the optimal ...
*Sunday, September 8, 2013 by Anonymous*

**health 5 grade**

i need help in health subject for my son 5 grade Question 1- connect suppose you have a cold. this affects your physical health. does if affect your mental,emotional,family, and social health, too? explain why or why not. Question 2- practice healthful behaviors Make a list of...
*Friday, September 6, 2013 by niki*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
*Wednesday, September 4, 2013 by Anonymous*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
*Wednesday, September 4, 2013 by Anonymous*

**accounting**

can a buyer still avail the 2% discount if he/she partially paid the accounts receivable at the 5th day and the full payment is on the 10th day of the given discount period in this terms: 2/10 n/30?
*Wednesday, August 28, 2013 by Anonymous*

**algebra**

to make a cake, I need 7/8ths of a cup of granola. how much granola do I need to make 1/5th of that cake?
*Monday, August 26, 2013 by Patty*

**math**

Vince's average bowling score for 5 games was 106. The average for the first two games was 102, and the average for the next two games was 108. What was the score of the 5th game?
*Tuesday, August 13, 2013 by Anonymous*

**math**

Ez stop fast gas sold 10957 worth of gasoline yesterday. Redular grade sold for 2.30 a gallon and premium grade sold for 2.55 a gallon. If the station sold 420 more regular than premium, how many gallons of regular were sold
*Monday, August 12, 2013 by Anonymous*

**MATH**

the first number of a sequence is 200. every number of the sequence after the first is 100 less than twice the preceding number. what is the 5th number of the sequence
*Wednesday, July 24, 2013 by Help!!*

**math**

the first number of a sequence is 200. every number of the sequence after the first is 100 less than twice the preceding number. what is the 5th number of the sequence
*Wednesday, July 24, 2013 by anonymous*

**grade 4 math**

exponential form of 59,187
*Thursday, June 20, 2013 by jexzey heily*

**9th grade math**

Solve -4(x-3)>2x A. x>6 B. x<2 C. x>3/2 D. x<-1/2
*Tuesday, June 4, 2013 by elia*

**statistics**

On a national standardized test, with normally distributed results, the middle 68% of students scored between 40 points and 70 points, and the mean score was 55 points. Based on this information, which of the following represents a score in the 97.5th percentile?
*Tuesday, May 28, 2013 by Penny*

**statistics**

a horse race has 10 entries and one person owns 5 of those horses. assuming that there are no ties, what is the probability that those 5 horses finish 1,2,3, 4th and 5th regardless of the order?
*Sunday, May 26, 2013 by Anonymous*

**Math**

I'm having a hard time coming up with the right equation to solve this one. E-Z Stop Fast Gas sold $10,957 worth of gasoline yesterday. Regular grade sold for $2.30 a gallon and premium grade sold for $2.55 a gallon. If the station sold 420 more gallons of regular than of ...
*Wednesday, May 1, 2013 by Ann*

**Math**

A math class has girls and boys in the seventh grade and girls and 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 girls? Write your ...
*Wednesday, May 1, 2013 by MADISON*

**Biology **

Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.
*Monday, April 29, 2013 by Sarah*

**physics**

Construct a 5th mode standing wave on a string that has an unknown mass hanging from one end. The distance between fixed ends of the string is 0.9 meters. If the wave speed on the 1.3 meter string is 216 meters per seconds and the string has a mass of 3 grams, what is the ...
*Sunday, April 28, 2013 by Rachel*

**School (Plz read, really important)**

Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and Daughters of the American Revolution??? Here are my grades from last year and this year so far and everything else I accomplish: 7th Grade - 93....
*Sunday, April 28, 2013 by LARUEN*

**maths**

To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question,true if heads and false if tails). What is the chance ...
*Saturday, April 27, 2013 by anonymous*

**statistics**

0.57 of all college students like the idea of a new curriculum. If we select 88 students (ASSUME INDEPENDENCE), what is the Standard Deviation of (the Probability Distribution that would list the number of students (from 0 to 88) and the probability of each.) THE STANDARD ...
*Wednesday, April 24, 2013 by Matt*

**math 5th**

Estimate teh area of the circle and use 22/7 for pie. Teh circle shows line all teh way accross measruing 28cm. Find area. Can some one explain how
*Wednesday, April 24, 2013 by Courtney*

**4th grade math**

4 1/4 minus 1 3/4
*Monday, April 22, 2013 by jordyn*

**3rd grade math**

What does 5 fracture each 1/2 mean?
*Thursday, April 18, 2013 by James*

**Math**

Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for soda 12 Ms.Baggett took a total of 3 hours to grade 120 papers Which of the following can be used to find m the number of minutes Ms.Baggett took to ...
*Wednesday, April 17, 2013 by Jerald*

**programming**

Write a program that requests the numeric grades on a midterm and a final exam and then uses a Function procedure to assign a semester grade (A, B, C, D, OR F). The final exam should count twice as much as the midterm exam, the semester average should be rounded up to the ...
*Tuesday, April 16, 2013 by Shirley*

**math 4th grade**

how do you add 2/3 plus 5/8
*Tuesday, April 16, 2013 by daniel*

**7th grade math**

There are 150 students in 7th grade. After signing up for electives for next year, the counselor posted the following data: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective. Display this data using Venn Diagrams. I do not ...
*Saturday, April 6, 2013 by Renee*

**Math**

Henry is a quality control inspector. He is watching the production line for Barb's Raisin Cookie. Henry will reject a cookie with less than 8 raisins. In the past, one out of every 100 cookies had less than 8 raisins. Find the probability that the first cookie Henry ...
*Friday, April 5, 2013 by Anonymous*

**3rd Grade Math**

What is the sum of 4/10 and 55/100
*Wednesday, April 3, 2013 by Gillian*

**Algebra 8th grade**

3a + 5b = 70 6a + 9b = 135
*Monday, April 1, 2013 by Anon*

**pre calculus**

If you are driving down a 10% grade, you will always 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 the “grade” relate to...
*Monday, April 1, 2013 by sharon*

**algebra 10th grade**

Solve for x? 0 = -9/5 x -9
*Thursday, March 28, 2013 by mary*

**Public speaking**

Public speaking has been formally studied since: A. the 5th century. B. the 20th century. C. recently. D. communication courses were offered at universities. is it B 2. Early study of public speaking was known as: A. public communication. B. rhetoric. C. public relations. D. ...
*Thursday, March 28, 2013 by Amy*

**10 grade algebra**

solve 10(x+5)=130
*Tuesday, March 26, 2013 by mary*

**10 grade algebra**

Solve the equation 2(x =10)=80
*Tuesday, March 26, 2013 by mary*

**Math **

Simplify: 5th roof of (6th root of 10 * sqaure root of 1000) or: (10^1/6 * 1000^1/2)^1/5 (^ another way of writing it)
*Wednesday, March 20, 2013 by Jess*

**3rd grade math**

which fraction is less than 2/5 A. 2/3 B. 3/5 C. 3/4
*Wednesday, March 20, 2013 by mythreyee*

**3rd grade math**

which fraction is grater than 1/3 A. 1/2 B. 1/4 C. 1/5 D. 1/6
*Wednesday, March 20, 2013 by mythreyee*

**English**

i have a hard time calculating my grade & am in college. Please tell me the grade I have so far & will have, thank you!365 points in the course is needed. Lecture exams and quizzes are worth about 60% of the total grade &90 ≤ A 80 ≤ B < 90 70 ≤ C < 80 ...
*Monday, March 11, 2013 by jessica*

**Lang. Arts**

4. Identify the appositive phrase in the following sentence. Mrs. Talavera, an eighth grade teacher at Rosewood Middle School, led the community meeting about childhood obesity. A.Mrs. Talavera B.an eighth grade teacher at Rosewood Middle School C.led the community meeting D....
*Saturday, March 9, 2013 by Cassie*

**Reading**

What is a 2nd grade pronoun definition
*Monday, March 4, 2013 by Daviana *

**math**

Suppose that a ball has a rebound percentage of 75 and the ball is dropped from a height of 5ft onto the concrete below. Make a table of the data. Write a recursive rule for the data. Write a closed-form function rule for the data. What would the height of the 5th bounce of ...
*Friday, March 1, 2013 by Lola*

**Writing**

2nd grade opinion pieces
*Thursday, February 28, 2013 by Anonymous*

**6th grade math**

n/4+32=72
*Tuesday, February 26, 2013 by Susan*

**6th grade math**

n/4 +32=32 I can get it n/4=40 but not sure how to get n by itself????
*Tuesday, February 26, 2013 by Susan*

**Math**

In the sequence below, each shaded triangle, after the first is 1/4 the area of the preceding shaded triangle. What is the ratio for the shaded area of the 5th triangle?
*Friday, February 22, 2013 by Crystal*

**albebra**

a cubic millimeter of the blood contains 22 to the 3rd power of white blood cells and 22 to the 5th power of red blood cells What is the ratio of whiteblood cells to red blood cells?
*Monday, February 18, 2013 by lori*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**physics**

A particle is travelling on a straight line with constant acceleration. It covers 6m in the 4th second and 7m in the 5th second. Fine its acceleration and initial speed.
*Friday, February 15, 2013 by skenge*

**Algebra**

Express the radical as a power. Then evaluate it. Round to the hundredths place. I can't figure out how to type the symbols on my computer, but there are 3 problems. 1) 795 "square-rooted to the 3rd power" 2) 9876 "square-rooted to the 5th power" 3) 845...
*Wednesday, February 13, 2013 by Sylvie*

**6 grade math**

(100-7•2+3)÷10 =
*Tuesday, February 12, 2013 by noahc*

**math 5th**

The new playground at Middledale school will be enclosed by a fence. The playground will be rectangular and will have an area of 225 sq. yd. The number of yards on each side will be a whole number. What is the least amount of fencing that could be required to enclose the ...
*Tuesday, February 12, 2013 by sean*

**math 5th**

Cristina has 16 square feet of material to make a rectangular quilt. She wants the quilt to have the least possible(minimum) perimeter. If Cristina uses all 16 square feet, what dimensions should she use for the quilt?
*Tuesday, February 12, 2013 by sean*

**math 4th grade **

my mistake will it be 8
*Tuesday, February 12, 2013 by Lourane*

**statistics**

this is a problem in my statistics class, and I am lost to me, it is confusing or missing something here is the problem please help grade points are assignede as follows: a=4,b=3,c=2,d=1,f=0. grades are weighted according to credit hours. if a student receives an A in a four-...
*Sunday, February 10, 2013 by Cyn*

**Math**

Instructions Suppose we have a sequence (1), (2, 3), (4, 5, 6). (7, 8, 9, 10), (11, 12, 13, 14, 15), ... where (1) is the first element of the sequence, (2, 3) is the second, etc. What is the first number in the 100th element of the sequence? Be sure to do more than answer the...
*Saturday, February 9, 2013 by Stinkrat*

**Math**

There are 12 girls on a gymnastics team. Less than 1/4 of the girls are in second grade. How many girls on the gymnastics team could be in second grade?
*Monday, January 28, 2013 by Ms. Ramos*

**6th grade math**

5ft 3 in. – 2ft 9 in. = ??
*Sunday, January 27, 2013 by Kat*

**6 grade Math**

How do I divide this ... 3 divided by 1/2
*Wednesday, January 23, 2013 by Nate*

**4th grade math**

How do you solve 41/2-1/4=?
*Sunday, January 20, 2013 by beka*

**9TH GRADE MATH**

IF C=2M+D THEN M=
*Tuesday, January 15, 2013 by KIM*

**math 7 th grade asap **

6(b-4)=
*Monday, January 14, 2013 by noahc*

**9th grade algebra**

2x^2+5x+2
*Thursday, January 10, 2013 by Nicole*

**statistics-?mean average with lowest number out?**

A mean average of 60 on 7 exams is needed to pass a course. on his first 6 exams, Adam received grades of 46,74,70,59,66 and 72. if his lowest grade of the exams already taken is to be dropped,what grade must he receive on his last exam to pass?
*Monday, January 7, 2013 by tony*

**statistics-?mean average with lowest number out?**

A mean average of 60 on 7 exams is needed to pass a course. on his first 6 exams, Adam received grades of 46,74,70,59,66 and 72. if his lowest grade of the exams already taken is to be dropped,what grade must he receive on his last exam to pass?
*Monday, January 7, 2013 by tony*

**Can someone help me?!**

The 1st, 5th and 13th terms of an arithmetic sequence are the first three terms of a geometric sequence with a common ratio 2. If the 21st term of the arithmetic sequence is 72, calculate the sum of the first 10 terms of the geometric sequence.
*Thursday, January 3, 2013 by Jm*

**World history- does this sound okay?**

if you had to give queen Elizabeth the first a grade on the enlightenment principles what grade would you give and why? I think I would give her a B bc for the most part she was a very big influence on the enlightenment era and she enabled quite a bit for us today. she changed...
*Thursday, December 20, 2012 by BaileyBubble*