# Math(Please help)

4,634 results, page 18-
## math

In a class of 40 students, 27 like math and 25 like filipino. At most how many students do not like at least one of these subject? (With solution pls...thanks....)

*asked by HELP HELP HELP MNHS on January 23, 2013* -
## chemistry

what is molarity of H2SO4 solution containing .12 moles acid per 75 mL solution? please show math

*asked by kaet on November 11, 2009* -
## algebra

Could you show me how to do these math systems and show your work so i understand how to do them. 1) 3x+2y+4z=19 2x-y+z=3 6x+7y-z=17 2) 5x+8y+6z=14 2x+5y+z=12 -3x+6y-12z=20 3) x^2+2xy-2y^2=-11 x^2+xy-2y^2=-9

*asked by hal on April 8, 2013* -
## algebra

sonya's average in math class is an 84 after 3 tests. what must she get on the next test to raise her average to an 88?

*asked by cindy on February 21, 2013* -
## arithmetic

I got 102 questions right out of 150 on a math test. What percentage did I get on theis test?

*asked by Emily on September 23, 2010* -
## Science

Steve finds the mass and volume of three different objects. With only this information and a little math, what can he also know about the objects?

*asked by Nicole on February 22, 2011* -
## Calculus

Find the linearization of f(x)= sqrtx at x=25 and use the linearization to approximate sqrt25.2 This is my math: 5+ 1/10 * (25.2-25) but it's wrong.

*asked by Z32 on September 28, 2009* -
## Math

Of the first graders who were asked, 1/6 like math best, 2/3 liked reading best, and 12 liked science best. How many were asked their favorite subject?

*asked by Jacob on April 15, 2011* -
## Math

8th Grade Math 180degrees - (125degrees+38 degrees) = x degrees how do i solve this ?

*asked by Brianna on August 11, 2016* -
## Math

Of the first graders who were asked, 1/6 like math best, 2/3 liked reading best, and 12 liked science best. How many were asked their favorite subject?

*asked by Jacob on April 15, 2011* -
## math

there are 18 boys and 12 girls in a math class. what is the ratio of "girls" to total students.

*asked by zero on June 2, 2016* -
## math

sonya's average in math class is an 84 after 3 tests. what must she get on the next test to raise her average to an 88?

*asked by lesi on February 21, 2013* -
## mathematics

Need help with this math problem please. Work need to be show but I have no idea how to complete the problem. (-4)3 (the 3 is an exponent) Thanks for your help

*asked by chasity on August 29, 2010* -
## Math

I have two math problems I need help with- Percent proportions 1. 62% of 146 is what number? 2. 18.4% of 880 is what number?

*asked by Anonymous on March 3, 2014* -
## Trigonometry

Let's solve this fun trigonometric fun math problem! 1.) SEC²X-1/SIN²X

*asked by AwesomeGuy on February 10, 2013* -
## Math, Please help!

I'm having a hard time in math, and every time I start my test my eyes glaze over. Can anyone please help me out? (9m+6)+(-5m-6) (3r^2+7r+1)+(4r^2-8r-2) (6h+1)-(9h+4) (-7w^2-2w-1)-(-5w^2 +3w-2)

*asked by Cait on May 20, 2013* -
## math

this is a math riddle that i can't do so please help i am a fraction eguivalent to 2/4 the sum of my numerator and my denominator is 21 what fraction am i here it is help me please's

*asked by 5 grade on November 29, 2011* -
## Math

I need to get which property of multi-plication this person did. the problem is 2(3.45+5.7)=.402 but I got 18.3. HOW?!??!?! I did my math I did every property I could think of/

*asked by Grant on March 1, 2017* -
## French

In French, how do you say "The ost useful subject is science? I need to know how to say the science part..is it plural, like math, and is it masculine or feminine?

*asked by Angie on May 1, 2009* -
## Statistic

We thought if we each post a question you would answer our question. This is not a game we need help for our statistics math course before Monday day

*asked by Jenn on November 29, 2015* -
## Math

My Math questions are: Find 1/10 of 1/100 of a meter = 1/10 meters. Find 1/60 of 1/60 of an hour = 1hour Am I correct. Thanks

*asked by Americal on October 7, 2013* -
## math

suppose 3 students change their vote from math to science .describe how the frequency table would change

*asked by j on October 9, 2013* -
## Math

What is the mathematical significance of time? I have calculus and E=Mc2 down. It sounds really fancy but it's really "Why is Time important in Math?". Please help me D= Thank you~ ^.^

*asked by emileh on January 19, 2009* -
## marketing

List three questions a marketing manager might want to ask. Then, provide answers, incorporating marketing math concepts.

*asked by Tasha on August 14, 2010* -
## Math

Which example is a function and which is not? Explain why. 1. Each student takes a selection of art classes. 2. Each student is placed in a math class. Please Help!! Thank You so much!!

*asked by ~{HAPPY FACE!!}~ on February 12, 2009* -
## Math

N is a variable and everytime a scouts sales a box they get back 0.64$and N is a variable so what's the algebraic expression for this one in math

*asked by Malia on December 15, 2015* -
## math

I NEED HELP QUICK PLEASE!!!!!!!!!!!!!!!!!!!! Lesson 8: Misleading Graphs and Statistics CE 2015 Math 6 A Unit 3: Data and Graphs if you help me i help you

*asked by kubhbh on October 25, 2018* -
## Business math

Im trying to figure out how to find the equaton for the brokerage fee. Ive looked everywhere in my math book but i cant figure it out. Please help.

*asked by Jasmine on April 29, 2009* -
## computer keyboard

What does this ^ symbol mean in algebra or basic math. It means an exponent follows: 2^3 means two cubed, or 2*2*2 or 8. Thankyou Bobpursley

*asked by Tammy Evert on July 26, 2006* -
## Math

Which example is a function and which is not? Explain why. 1. Each student takes a selection of art classes. 2. Each student is placed in a math class. Please Help!! Thank You so much!!

*asked by Happy Face! on February 12, 2009* -
## to Math Mate

I posted a response down below to Math Mates comment I posted this because I was afraied nobody would see it...my physics lab thanks oncce again

*asked by to Math Mate on June 1, 2009* -
## math

Use symbolic Math symbolic representation: 1. The # of birds in a population equals the nbr of females plus the # of males.

*asked by Kay on September 9, 2010* -
## Psychology

What is the difference between absolute continuity and differential continuity? Search does not help as it deals with math not the psychology side. Thanks

*asked by Julie on February 9, 2009* -
## algebra

i have got a lot of math problems to do...if you can just help me with 3 of these problems...i could do the rest...thank you so much!! factor each expression::: 1. 20xy 2. 36g^2h^2 3. 44m^2n

*asked by savannah on August 18, 2010* -
## How to calculate marks to pass with the exam

My friend has currently 62.4% and the final exam is worth 30%. She's wondering how much she should get on the exam to at least pass or boost it up. Please show the math :o

*asked by Anonymous on January 23, 2011* -
## math

if a math rpoblem says that a square is worth 2cm, and they want you to find the area of 6 squares how are they using the term "worth"?

*asked by Yolanda on March 30, 2012* -
## Math

Kody has currently has an average of 80 in his math class. What must he make on his midterm, that counts 20% of his grade, to maintain a 70 or above average?

*asked by Anonymous on September 29, 2016* -
## statistics

The scores for math test #3 were normally distributed. If 15 students had a mean score of 74.8% and a standard deviation of 7.57, how many students scored above an 85%?

*asked by ann on December 11, 2014* -
## Math

How do you write Rotation, Translation, and Rotational Symmetry in math. For example, reflection is written : a reflection in line l is indicated by ML.

*asked by Jackie on December 8, 2009* -
## Math

The class average on a math quiz was 74 and the standard deviation was 6.8. Find the z-score for a test score of 82.

*asked by Sally on December 13, 2009* -
## math

how to construct a quadrilateral MATH where MT bisects M. AH is perpendicular bisector of MT. M is 60 degrees. A is 120 degrees. MH is 8cm

*asked by Roch on July 27, 2015* -
## Math- Combinations

A math department is allowed to tenure 4 of 19 eligible teachers. In how many ways can the selection for tenure be made? n!/(n-r)!r! = 4!/-15!19!

*asked by Alexis on November 19, 2014* -
## Math (Function differentiable)

Determine whether the function is differentiable at x=2 x^2+1 for x2 I did the math for the limits of both equations and they both approach to 4. So that means they are differentiable right?

*asked by Ray on October 20, 2016* -
## 4th grade math

My math problem is Round each number to the place of the underlined digit. 2,399,001 and the nine beside the three is underlined.

*asked by Tracy on September 17, 2008* -
## math and physics

keepandshare[dot]com/doc16/727/math-pdf-99k?da=y *replace all [dot] with a period --> .

*asked by Richard Miguel on November 19, 2013* -
## Math

To solve a math problem for homework Carrie needed to find the total of 2 3/4 6.00 and 3 4/5 What should Carrie have gotten as an answer? 7.55?

*asked by Jerald on November 10, 2012* -
## Math!

Find the sum of the seix even multiples of 18 starting from 36 six* Sum= 18 (2 + 4 + 6 + 8 + 10 + 12)= =18*2(1 +2 + 3 + 4 + 5 + 6) =36(21)= 36*20 + 36 = 720 + 36= 756 check my math.

*asked by jake p on April 8, 2007* -
## Statistics

The scores for math test #3 were normally distributed. If 15 students had a mean score of 74.8% and a standard deviation of 7.57, how many students scored above an 85%?

*asked by Lisa on August 22, 2014* -
## Calculus

If anyone can please help me solve this math problem! PLEASE!! Here is the link: img63.imageshack.us/img63/9355/img0002gp.jpg

*asked by Paul on July 22, 2010* -
## math

in probability math what instances in real life can i apply this lesson? enumerate and discuss three instances

*asked by value on January 12, 2017* -
## Math Help

Math unit test. (1) write the fraction 1/8 as a percent. round to the nearest hundredth of a percent where necessary. 12.50% 37.50%**** 62.50% 80.00%

*asked by Jimmy on December 15, 2016* -
## math

talk math explain how you can tell without dividing a 3-digit number divided by a 1-digit will have a quotient of 2 or 3 digits.

*asked by stephanie on September 22, 2011* -
## Convert fraction decimal and percent

On Friday math test. will missed 5 problems out of 25. If each problem was equally weighted, what was will's grade on the test? A. 20% b. 75% c. 80% d. 85%

*asked by Anonymous on March 25, 2014* -
## math

i have a question in math (( distance between two points )) the vertices of a right triangle are S(-2,-2), T(10,-2), and R(4,5). find the area of the triangle. please in detales .. thank u

*asked by mota on November 9, 2007* -
## Computer/Math

Okay, we are doing this Math Excel thing...and it's asking me about the feild name i would use for something... what is the feild name? Is is the subject you put at the top of the row? Or is an option...please help me a.s.a.p someone!!

*asked by Dawn on December 19, 2007* -
## Algebra

math test scores are 68 ,78,90and 91 what is the lowest score you can earn on the next test and still achieve an average of at least 85

*asked by Adiba on August 8, 2014* -
## Math

Suppose 3 student change their vote from math to science describe how the frequency gable would change

*asked by Tinoi on February 11, 2017* -
## math

On a recent math test, monique earned an 85%. Which value represnts the amount monique did not answer correctly?

*asked by anonymus on April 7, 2014* -
## Math

Dear Reader, Can you help me with my math problem on my homework please? There is nobody at my house who can help me yet. So when you get the chance can you help me with my problem? Thanks for reading. From, Portia1214

*asked by Portia on March 8, 2012* -
## math

As a a test of a new measurement process, 10 measurements are made on pieces of glass known to have conductivity 1. The average of the 10 measurements is 1.07. Indicate whether 1 and 1.07 is a parameter or statistic and explain why. I know 1.07 is a

*asked by Please help on February 28, 2013* -
## Music Question

which would NOT be a compelling reason for teaching music? 1. Musical intelligence is an aspect of intelligence or 2. Parents expect schools to teach music Wouldn't it be number 2? There are cognitive and non cognitive aspects of intelligence. The

*asked by Chrissy on April 2, 2007* -
## Math!!!

I have an MSA math question. What scale would you use for making a frequency table of the following data 21,79,11,9,55,38,111, and 92? Please answer it I need the question now.

*asked by Somebody on September 6, 2011* -
## Mathematics

By the way, I'm really bad at math, so I'm probably wrong here. Put these decimals in order from least to greatest. 7.0, 0.07, 0.7, 0.077 my answer: 0.077, 0.07, 0, 7, 7.0 Am I close?

*asked by M on September 28, 2018* -
## Math

I am a parent of a seventh grader enrolled in k12 and neither of us are doing so great in the math department. is there a way to get the answer key for k12

*asked by k12 on May 20, 2014* -
## Math(Algebra 1)

Im doing math homework and having some trouble. Its called "Graphing equations", and this one is hard. It says 2x-y=7 and then I have to match it with a graph in the textbook. What do I do first to be able to match it? Please help a.s.a.p.

*asked by Taylor on November 7, 2007* -
## physical science

im sorry but im notiing others are gettin help before me with math, algebra, and i honestly think its being done on purpose..just because i keep asking.im justy worried about my test that is coming up..i honestly need help

*asked by 45843 on July 19, 2011* -
## Math

In math, negative minus negative equals what? Ex: -38-(-14) Please list all the other rules of multiplying, dividing, adding, and subtracting!! Thank you!!

*asked by King Bla on June 4, 2014* -
## Math

John. wants to receive a 96% average on 4 math tests .So far he has taken 3 tests.His grades are 94%, 98%, and 98%. Write an equation in terms of to find

*asked by Raegan on September 8, 2016* -
## Math

Peter's math test had 20 questions. He got his paper back from his teachers and he made an 80%. How many questions did he answer incorrectly

*asked by MP on December 13, 2018* -
## math

i am wondering if the following answer to my math problem is correct f(x)=x^3-4x-2 [2,3] We are doing limits and are suppose to use the Intermediate value thereom the answer i put was f(2)0

*asked by rudy on January 24, 2008* -
## Math

How do you find the perimeter on a on a what????? what is "integer" in math terms for example 15 steps behind directions say "write an integer to represent each situation"

*asked by Jordan on March 29, 2007* -
## ap english

how does the pythagorean theorem reflect modern math apperciation or show how does this reflect greek classical ideas

*asked by synester on January 31, 2008* -
## Math

I need some help with this math problem. Multiply 31/6 * 9/11 * 6/17. Writre your answer to simplest form. Answer: 171/187 is this correct? Please help

*asked by Tonya on February 10, 2008* -
## Algebra

Help, lost with the second part of this: Evaluate the expression: If y=100 and z=200, what is the value 2y + 2z -100 Ok, maybe I have done too many math lessons in one day, but wwhhaatt????? Thanks

*asked by Jelleybean22 on September 20, 2018* -
## chemistry-buffer

if you added 4ml NaOH 1M to your 100ml 0.1M buffer, would it still be a usable buffer according to our convention? Explain why or why not(math would be good at here)

*asked by yy on November 7, 2016* -
## Math

John. wants to receive a 96% average on 4 math tests .So far he has taken 3 tests.His grades are 94%, 98%, and 98%. Write an equation in terms of to find

*asked by Anonymous on September 8, 2016* -
## Math

Hi John. wants to receive a 96% average on 4 math tests .So far he has taken 3 tests.His grades are 94%, 98%, and 98%. Write an equation in terms of to find

*asked by Anonymous on September 8, 2016* -
## regents

I have to take the Regents exam, but there are a great number of math regents exams. If I am in 11th grade,which one should I take??plz help , this is urgent! !😣

*asked by Paul on June 9, 2016* -
## math 012

Hi, I am trying to do homework for my math 012 class- solving linear equations- and I need help with 9 of the problems. I would really appreciate any help with this. I can do the problems and send them to you, or however you prefer. Thanks!

*asked by amy on January 31, 2009* -
## Quick Qustion

In math, when you have an amount in money and you are asked to round to the nearest dollar, how would you do that? Example: $2,100.00 is rounded to $2,000? Is $48.50 rounded to $50.00?

*asked by Willy Wonka on April 20, 2011* -
## TI 84 Plus

How do i get to the regression equation on the ti84 plus calculator. I am working on a math problem trying to view my equation once i plugged in the data

*asked by bria on July 13, 2012* -
## statistics

if there 60% math major are women, 15 were random. what probility 12 women were are selected and what are the mean and variance. Show ne how to work the problems

*asked by landa givens on September 21, 2010* -
## multiplying fractions

write a word problem for 1/3 x 1/4 use the definition of multiplication and math drawing to help determine the answer. explain you answer.

*asked by bernadette on April 24, 2014* -
## Math

How do I work this math prob. I always have a B and would like to bring it up. Caan you PLEASE help me with this prob. on unit rates "$2 for 5 cans of tomato soup"

*asked by Sarah on January 11, 2011* -
## Math repost for yasmin

math - yasmin, Sunday, September 16, 2007 at 5:04pm if 3 is subtracted from twice a number, the results is 9 more than the number. can you answer this

*asked by Ms. Sue on September 16, 2007* -
## Math

My second grader brought home this math problem for which I can find no solution. The sum of two numbers is 21. One number is two more than the other. What are the two numbers?

*asked by Maria on November 14, 2013* -
## Math Pattern Help

Math Pattern Help - TO: Reiny, Monday, February 13, 2012 at 10:35pm Based on what you said this is what I came up with. Did I do the rest of the pattern correctly? Thank you so much for your help. X y 1 9 2 8 3 7 4 6 8 2 10 0 12 -2 15 -5 20 -10

*asked by TO: Reiny on February 14, 2012* -
## mat115

can someone help me with this math question. I am asked to show my work but I don't know how to do so. The question is: The following set of numbers a perfect triple? 8, 10, 12 yes or now and how so? Thanks for your help.

*asked by adore001 on August 26, 2010* -
## math

how would I solve 10=7-m? I don't understand how to find the variable and I use flowchart!none of my math books show me how! so how can I solve problems like these?

*asked by Emi on January 11, 2013* -
## Algebra

I am very confused about functions. I think if I could see this example, then I'll be good. f(x)=x^2 and g(x)=5x. I am supposed to find f (little circle that's used in Danish...what's it called in math terms?) g, and g little circle f. Thank you so much.

*asked by Yentrouc AKA Court on October 28, 2008* -
## Algebra

Explain how to use mental math to simplify the expression. a.) 8 * 3 * 2 b.) 8 * 2 + 3 c.) 5 + 8 + 3 d.) 10 * 3 -4 I have to include what properties (associative, distributive etc.) I used to simplify the problems.

*asked by Anon on May 29, 2015* -
## math

find thedomain and range of {(7,-2), (-6,-4) (9-9,)-(5-5)}= evaluate f(x) +3x^2-4x-3at f(x-1)= evaluate f(x)= -5x+8 atf(-3)= it will be well appreciated of what how and help with these math problems plz thank you

*asked by sherri on January 4, 2009* -
## math

Translate the word phrase into a math expression. Sheila buys some boxes of pens, with 20 pens in each box

*asked by lamiya on January 17, 2014* -
## Mowat Park High School

History, geography, life science and math litrecy what career choice do or career field do I go to with these subjects

*asked by Sbulelo Makhele on January 30, 2015* -
## math

HI im Homework mahde.Im having trouble with my homework. Do you or anyone know what a interval is? In when your like using Graph or of course math terms. Please anwser quickly! Thankyou.

*asked by Homework Mahde on February 12, 2013* -
## Math

Find the approximate area of each circle. Use the value of pi that makes the math the simplest for you. In the example, it's a circle with 14cm written on it in the middle. I'm

*asked by Kimm on May 1, 2015* -
## math

What are the factors associated with math that you need to know about in order to obtain a mortgage loan. List at least five (5) factors and provide a rationale for those you selected.

*asked by meka on January 25, 2012* -
## math

I know it seems strange, but for our homework tonight in math class, our teacher had us list 10 things to say instead of "shut up." I only have a couple, and need some help, please list as many as possible, thanks so much!!

*asked by Jen on September 3, 2009* -
## the subject with numbers

Julie is paid a comission of 3% on all sales. Last week, she earned $82.74. What were her total sales? How do you solve this math question? Please and Thank you!

*asked by Ryan on November 10, 2008*