Friday

January 20, 2017
**Math help**

Someone please help me out on this polynomial!!! 2x(squared) y4(4th power)(2x(squared)y+2xy-3x(5thpower)y(3rd power)

*Monday, February 17, 2014 by Anonymous*

**physics**

what is the mass of a vehicle traveling at 25 km/hr with a kinetic energy equal to 1 x 10 to the 4th power J?

*Tuesday, February 11, 2014 by June*

**Statistics in Psychology**

What research steps must you go through to use the relationship between a personâ€™s intelligence and grade average in high school so that, if you know a personâ€™s IQ, you can more accurately predict the personâ€™s grade average?

*Monday, February 10, 2014 by Annie*

**STATISTICS**

What research steps must you go through to use the relationship between a personâ€™s intelligence and grade average in high school so that, if you know a personâ€™s IQ, you can more accurately predict the personâ€™s grade average?

*Monday, February 10, 2014 by Anonymous1*

**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**

A supeball is thrown off of a 200 foot building. Each time is hits the ground, it rebounds 75% of its height. What is its rebound after its 4th bounce?

*Wednesday, January 22, 2014 by jimmy*

**Math - Algebra**

Von's arcade uses 3 different colored tokens for its game machines. For 500, you can purchase any of the following combinations of tokens: 8 gold, 18 silver, and 7 bronze tokens; 8 gold, 14 silver, and 13 bronze tokens; or 16 gold, 6 silver, and 9 bronze tokens. What is ...

*Saturday, January 4, 2014 by Ashley Kate*

**Algebra 2**

A grocer mixes x kg of Grade A and Y kg of Grade B nuts to get 60 kg of mixed nuts. Write and equation involving x and y to represent this information. The grocer sells all the mixed nuts at 9.00 per kg. He receives the same amount of money as when he sells the Grade A nuts ...

*Thursday, December 5, 2013 by Anonymous*

**MATHS**

in A.P the sum of the last five terms is 85 and the 4th is 9.what is the sum of the A.P?

*Wednesday, December 4, 2013 by Anonymous*

**Pre-Cal**

If I have -30degrees in the 4th quarter of a graph, how do i figure out the positive equivalent of that angle?

*Monday, November 18, 2013 by Lilly*

**British literature**

How do Falstaff's adventures mirror the main plot in Shakespeare's Henery the 4th

*Friday, October 25, 2013 by Shana*

**Math**

If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?

*Wednesday, October 23, 2013 by Thom*

**College Math 45**

Mrs. Brown has 17 children in her first-grade class, and Mr. Lopez has 20 children in his second-grade class. The principal has been asked to select 1 student from one of the classes to appear at a PTA meeting. How many ways can the selection be made?

*Sunday, October 6, 2013 by Anonymous*

**Math**

A 154-pound woman walks at 3.0 mph 0% grade for 5 min, runs at 5.5 mph 5% grade for 32 min. What is her total caloric expenditure?

*Sunday, October 6, 2013 by NM*

**Maths**

The 14th term of an Ap is double the 4th term.find the 10th term if the 2nd term is 8

*Wednesday, October 2, 2013 by Hacker*

**programming**

Grades are assigned on the standard 90, 80, 70, 60 scale. You are to write an algorithm which will receive a student name and a percentage grade and display the letter grade to be awarded

*Thursday, September 26, 2013 by Anonymous*

**7th Grade**

I just wanna know anyone who's been in 7th grade what do you learn in science mostly throughout the year??

*Monday, September 16, 2013 by Anonymous*

**math 5th grade**

Hunter school has a kindergarten and grades 1 through 6. there are 2 kindergarten and 2 classes in each grade. If the maximum class size is 25, what is the greatest number of students that could be in the school?

*Thursday, September 12, 2013 by lewis*

**Math - Ratios**

In Mrs. Sotomayor's class, the final grade is based on 6 quizzes and 2 exams. If each exam counts for 3 times as much as each of the quizzes, what fraction of the final grade is determined by each exam?

*Tuesday, September 10, 2013 by Venus*

**math 4th**

using words,describe a rationthat represents each ratio below 1 to 12 12:1 2 to 5 I really not sure how to do this?

*Monday, September 9, 2013 by Rem*

**Intermediate Algebra**

for the polynomial function h(x)=2x to the 4th power-x to the 3rd power+2x to the 2nd power -4x-3 evaluate h(3)

*Saturday, September 7, 2013 by Kimberly*

**statistics**

1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was:

*Sunday, August 11, 2013 by CHIMI*

**maths**

Find the ratio of the coefficients of the 4th and 6th terms in the expansion of (1 + 2x)^16

*Thursday, August 8, 2013 by Shane*

**College Algebra**

how do I find a 4th degree polynomial that has zeros; i,3i with f(-1)=60 I know the conjucants are -i and -3i (x-i)(x-3i) (x+i)(x=3i)

*Monday, June 24, 2013 by Julie*

**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*

**Statistics**

The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that is, y = 8 means that the grade, rounded to the nearest 10 points, is 80). x 2 3 3 4 5 5 5 6 6 6 7 7 7 7 8 y 5 5 6 5 6 7 8 6 9 8 7 9 10 8 9 Maple ...

*Sunday, May 26, 2013 by Sue*

**College algebra**

Use the properties of logs to write the expression as one log: 8log(base 5)4th square root of x minus 4log(base 5) x

*Sunday, May 12, 2013 by Taylor*

**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*

**?**

If there are 56 questions and you miss 10 what would your grade be? Your grade would be a 81.88 I divided 100/56 and got 1.78 than I multiplied how many questions I would get right by 1.78. So 46x1.78=81.88

*Wednesday, April 24, 2013 by Anonymous*

**Math 2**

Last one I promise. I'm having trouble with these. Express in terms of logarithms of x, y, z, or w. ln 4th root (x^6/(y^2 z)) Write the expression as one logarithm. ln y^4 + (1/3) ln(x^9 y^9) − 7 ln y

*Wednesday, April 24, 2013 by Eric*

**?**

Let me see if I understand how to find your grade now. So this time if there are 60 questions and you miss 15 your grade would be a 72?

*Tuesday, April 23, 2013 by Anonymous*

**?**

If there's 60 questions on a homework paper and you miss 10 what would your grade be? I forgot how to find out your grade.

*Tuesday, April 23, 2013 by Anonymous*

**statistics**

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, as in 4B). What is the chance that she gets an A grade ...

*Sunday, April 21, 2013 by AmmanJordan*

**Statistic**

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, as in 4B). What is the chance that she gets an A grade ...

*Saturday, April 20, 2013 by AmmanJordan*

**science**

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, as in 4B). What is the chance that she gets an A grade ...

*Saturday, April 20, 2013 by AmmanJordan*

**Geometry**

The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a "lifesaver" ...

*Monday, April 15, 2013 by Stacey*

**pre- algebra**

what is the simplest form ? 50x to the 4th over 12x

*Monday, April 15, 2013 by jackson*

**stat probability**

A coin is tossed 4 times. Find the probability that the 4th toss is a tail, given that the first 3 tosses were all heads.

*Monday, April 8, 2013 by Lynn*

**LBCC**

A coin is tossed 4 times. Find the probability that the 4th toss is a tail, given that the first 3 tosses were all heads.

*Sunday, April 7, 2013 by Lynn*

**math**

The 9th term of an AP is 8 and the 4th term is 20. Find the first term and the common difference.

*Saturday, April 6, 2013 by lindsay*

**4th math**

a game is played with a spinner labeled a-d and a cube numbered 1-6. determine the number of possible outcomes. make a tree diagram.

*Monday, April 1, 2013 by pollo*

**5th grade math**

how do i convert milligrams to grams- i am in fifth grade-easiest way please.

*Thursday, March 28, 2013 by cc*

**English**

Why should grade 8 students have to do volunteer hours to graduate grade 8? Please provide me with atleast 6 points and so I can expand on it. Your help is very much appreciated!:)

*Saturday, March 23, 2013 by bob*

**CHRIST MATH**

Divide 20 into 4 parts which are in AP such that ratio between the product of the 1st part and the 4th part to the 2nd and 3rd part is 2:3 find the AP

*Tuesday, March 12, 2013 by pavithra*

**ALL subjects..**

Hi!! Well,I'm in tenth grade And I was wondering if there are any practice test websites for the 10th grade Test.. I believe Pct? Please!! Help..

*Friday, March 8, 2013 by Unknown*

**Derivative**

given that f, g, and h are differentiable functions f(g(h(x))) = x what is h'(x) in terms of f, g, f', g', and h'? I plugged in equations on my own like h(x)= x^4 g(x) = 4th root of x f(x)= x^2 i need more assistance on how to proceed thnx

*Thursday, March 7, 2013 by Mary*

**help**

can someone help me with the pythagorean theorem? VERY HARD IM IN 7TH GRADE AND THIS IS SOME 7TH GRADE MATH HOMEWORK THAT I NEED HELP WITH!!!!!!!!!!!

*Thursday, March 7, 2013 by juju*

**finance**

entrepreneurial finance 4th edition chapter 4 mini case Jen and Larry's Frozen Yogurt Company

*Wednesday, March 6, 2013 by angel*

**maths**

The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of the remaining?

*Wednesday, March 6, 2013 by minte*

**Math**

Write the following number in standard form (4X10 4th power)+(3X10 3rd power)+(2X10 2nd power)+(5X1)=

*Tuesday, March 5, 2013 by Joe*

**Applied Calculus**

Use differentials to approximate the quantity (give answer to 4 decimal places) 4th root of 256.6.

*Thursday, February 21, 2013 by Jacob*

**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*

**Boolean Algebra**

I need help starting this, I don't want a plain answer just a what to do. (bc'+a'd)(ab'+cd')-Simplify My best guess is to use the distributive property. (a+b)(a+c)= a(b+c). But now that there is a 4th variable what do I do?

*Saturday, February 9, 2013 by Anonymous*

**math**

the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?

*Thursday, February 7, 2013 by ian relacion*

**math**

the 4th term of a geometric sequence is 1/2 and the tenth term is 1/128 find the 10th term?

*Thursday, February 7, 2013 by ian relacion*

**Reading( Immediate)**

Do you have a copy of the sentence check 2 questions for chapter 20 in the 4th edition of Improving Vocabulary Skill book by Sherrie L. Nist?

*Monday, February 4, 2013 by lisa*

**Trigonometry**

Mountain Descent A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.

*Monday, February 4, 2013 by AwesomeGuy*

**math**

franklin school has 3 boys for every 4 girls in the fifth grade.there is 140 students in the fifth grade. A. how many are boys and how many are girls??? pleassseee helpppp meeeeee!!!!

*Saturday, February 2, 2013 by wobble it*

**math**

s to the 4th power t to the -6 power expnad this

*Tuesday, January 29, 2013 by jj*

**math 4th**

How much greater than 25kilogram is 31 kilogram?

*Monday, January 28, 2013 by akeem*

**math 4th**

How much greater than 25kilogram is 31 kilogram?

*Monday, January 28, 2013 by akeem*

**MATH**

In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 15% of the grade, exams count for 60% of the grade, and the final exam counts for 20% of the grade. Marissa had 100% average for attendance, 93% for quizzes, 82% for exams, and 81% on ...

*Sunday, January 27, 2013 by Kristina*

**math**

I need to solve this problem. A teacher can grade 25 papers in 4 hours. How many papers can he grade in 6 hours?

*Tuesday, January 22, 2013 by Christina*

**math - please help**

Which expression is equal to 1/8000 written in scientific notation? A.8.0 x 10to the 3rd B.1.25 x 10â€“4 C.125 x 10â€“5 D.1.25 x 10 the the 4th I think it is A..?

*Thursday, January 10, 2013 by Deborah*

**Math**

I'm learning series and sequences (grade 11). Please check that my steps show I understand what I'm doing/the concept and my answer as well: 5. The consecutive terms of an arithmetic sequences are 3.6, y, 8.2. Find the value of y. This seems to be a sequence question ...

*Tuesday, January 8, 2013 by Crystal*

**Statistic- Average**

A mean average of 60 on 6 exams is needed to pass a course. on his first 5 exams, Adam received grades of 46,73,73,63 and 70. If the lowest grade of the exams already taken is to be dropped, what grade must he receive on his last exam to get a C in the Course?

*Monday, January 7, 2013 by tony*

**math**

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*

**math**

if 40 percent of my grade is at a 97 percent average and 40 percent of my grade is at a 92 percent average and my final test is worth 20 percent of the grade then what do i have to score on my final test to have a grade of 91.5 percent or better?

*Tuesday, December 18, 2012 by pat*

**Grading**

How do you find out what your grade is on a paper? For example if there is 70 questions and you miss 10 how do you find out what your grade is? Do you subtract 70 and 10 and when you get your answer you divide it by 100?

*Tuesday, December 18, 2012 by Lance*

**Math ave grade**

a student scores 76,82,83 on the first three test, she has a 92 homework averge. if the final exam is 50% of grade and homework is 10% and the test average (nit including the final) is 40% then what grade should she get on the final exam to get a 87.5 in the class?

*Sunday, December 16, 2012 by James*

**Help math**

So is this right for prime factorization be 2 to the 2nd exponent x 3 x 5 to the 4th exponent x 2 the 3rd exponenetx 11 to the 2nd ?

*Wednesday, December 5, 2012 by Tia*

**exponenents**

So is this the correct prime factorization be 2 to the 2nd exponent x 3 x 5 to the 4th exponent x 2 the 3rd exponenetx 11 to the 2nd ? which equals ?

*Wednesday, December 5, 2012 by Tia*

**Help math problem??**

2 to the 2nd exponet x 3 x5 to the 4th exponent x 8 x 11 to the 2nd exponent is not a prime factoration right? because of the 8 ?

*Wednesday, December 5, 2012 by Tia*

**math problem**

2 to the 2nd exponet x 3 x5 to the 4th exponent x 8 x 11 to the 2nd exponent is not a prime factoration right? because of the 8 ?

*Wednesday, December 5, 2012 by Anonymous*

**Computer Science (Programming Logic And Design)**

Create a program that outputs a letter grade for a student based on the following table:Â From To GradeÂ 90 100 AÂ 80 89 BÂ 70 79 CÂ 0 69 FÂ I don't understand how to do this. Would you mind helping me...

*Sunday, December 2, 2012 by Derek Smith*

**Computer Science (Programming Logic And Design)**

Create a program that outputs a letter grade for a student based on the following table:Â From To GradeÂ 90 100 AÂ 80 89 BÂ 70 79 CÂ 0 69 FÂ I don't understand how to do this. Would you mind helping me...

*Sunday, December 2, 2012 by Derek Smith*

**Programming (CSI 150 Programming Logic and Design)**

Create a program that outputs a letter grade for a student based on the following table:Â From To GradeÂ 90 100 AÂ 80 89 BÂ 70 79 CÂ 0 69 FÂ I don't understand how to do this. Would you mind helping me...

*Sunday, December 2, 2012 by Derek Smith*

**Programming (CSI Programming Logic and Design)**

Create a program that outputs a letter grade for a student based on the following table: From To Grade 90 100 A 80 89 B 70 79 C 0 69 F I don't understand how to do this. Would you mind helping me get the answer to this Program?

*Sunday, December 2, 2012 by Derek Smith*

**algebra**

Simplify 3x to the 4th times yto the 5th over9xy toto the7th all in parenthesis

*Wednesday, November 28, 2012 by cathy*

**science**

Estimate the 4th ionization energy of beryllium (Be). Express your answer in Joules (J/atom).

*Friday, November 16, 2012 by hi*

**Math Statistics**

Kesha's mean grade for the first two terms was 74. What grade must she get in the third term to get an exact passing average of 75?

*Tuesday, November 6, 2012 by Milen*

**Math Statistics**

Kesha's mean grade for the first two terms was 74. What grade must she get in the third term to get an exact passing average of 75?

*Tuesday, November 6, 2012 by Milen*

**math**

the manager of a starbucks store plans to mix A grade coffee that cost 9.50 per pound with grade B coffee that cost 7.00 per pound to create a 20 pound blend that will sell for 8.50 a pound. how many pounds of each grade coffee are required?

*Tuesday, October 30, 2012 by faye*

**4th garde math**

find the landmark in the set of number: 12, 16, 23, 15, 16, 18.

*Thursday, October 25, 2012 by Anonymous*

**5th grade math word problems**

Frank saved 50% by purchasing his airline ticket early. His wife paid full price. If their total was $294 how much was Franks's ticket only? Can someone please explain this to me in 5th grade terms.

*Wednesday, October 24, 2012 by Anonymous*

**business statics**

a random sample of the grade of 78 students is taken. what is the probability that the average grade will be between 80.3% and 82.3%?

*Sunday, October 21, 2012 by kenneth*

**College Math**

Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

*Friday, October 19, 2012 by Richard D*

**College Math**

Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

*Friday, October 19, 2012 by Richard D*

**algebra**

how do I evaluate 2x to the 4th power + 2 x to the 3rd power + x to the 2nd power when x + 7

*Thursday, October 18, 2012 by Anonymous*

**Math**

Jessieâ€™s average grade in Algebra for the first two terms is 73.5. What grade must he get in the third term to have an average of 75?

*Wednesday, October 17, 2012 by Milen*

**science**

Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet?

*Tuesday, October 9, 2012 by Slippy*

**Precalc/Trig 2**

The point P lies in the 4th quadrant and is located on a circle of radius 2. Find the missing coordinate for P. (___, (negative square root of 3)).

*Monday, October 8, 2012 by Greg*

**statistics**

You are given the following data. Number of Absences Final Grade 0 95 1 91 2 82 3 69 4 67 5 58 - Find the correlation coefficient for the data. - Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.

*Thursday, October 4, 2012 by mom*

**3rd Grade Math**

There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class? How can I explain this to my 8yr old in 3rd grade? I've got myself so confused in the process of trying to figure ...

*Tuesday, October 2, 2012 by Lisa*

**math**

there are 15 boys and 18 girls in fifth grade. Find the ratio of boys to girls in fifth grade.(how do I get the answer) can someone show me how to work the problem

*Monday, October 1, 2012 by dan*

**math**

two numbers differ by 11 and 1/3rd of the greater exceeds 1/4th of the other by 7 . find the number ???

*Monday, October 1, 2012 by TUHITUHI*

**Math**

The value of the 4th digit number you made would change by how much if the digit is in the tens place were replaced by 9 . My number is 7653

*Tuesday, September 25, 2012 by Famke*

**math**

find the 3rd multiple of 100, the 4th multiple of 10,and the 9th multiple of 4

*Sunday, September 23, 2012 by kaci*