Math(Please help)

141,203 results, page 15
  1. math homework

    Distance Rate Time in Math if x=yz, find the value x given that y=2 and z=5 Given T=RV, find Rif T=4 and V=8 Given w=xyz find w if x=2,y=3 and z=6 If C=ab, find Cif a=0.65 and b=1.9
  2. math, science

    Ecology, math and geography are _______. you need to find out what they have in common. ecology, mathe and geography are related
  3. math

    Write to number sentences using the to numbers 7,56,and 8 then use the same numbers to show the division way label each number with its special math name
  4. Math

    Could anyone explain to be what these term mean in math? I try googling them but can't find the answer. Thanks 1.Opposite of a Difference 2.Opposite of a Sum 3.Opposite of an Opposite
  5. Math - Basic Math

    Each traveler gives the cab driver a tip using the same nine coins. The total tip is $8.41. How many dimes did the driver get?
  6. 8th grade Math

    Hi I need help with my math problem. It is: Name the function rule from the table given. Table- X= Y= -4 4 -2 2 0 0 answers: y = -x y = -4 y = 2x y = x I do not get how to solve this problem!
  7. math

    math problem :The pattern 10 (.95)^ x is a typical pattern for insulin. Please explain whet the 10 and the .95 mean when the graph y axis is 10 and the x axis is k
  8. Math

    If Katrina rolled a standard die 57 times during one of her math stations. How many times could Katrina predict rlling a 2 or a 6?
  9. Math (Discrete Math)

    find the least positive integer N so that 1<gcd(N, 271) < gcd(N, 2014). Explain how you find N. Thanks for your help
  10. Math

    On a recent math exam, Alex received a score of 92%. His z-score is positive 2. If the mean for the exam is 84, what is the standard deviation?
  11. Algebra

    I am a parent trying help my son, who has trouble understanding and remembering how to work his math. I never had this math, so it is hard for me to explain it. If I see it worked out. Then I can explain it, (I, Think) here is the problems. A ball is
  12. college math

    a math student borrowed $9300.00 from his local bank at 7% compounded quarterly to pay for his studies. the loan is to be repaid by equal payments at the end of every quarter over a two year term. a)construct the amortization schedule for the loan.
  13. Math

    Peanuts, walnuts, and cashews are mixed by volume in the ratio 5:3:2, to make a party snack. The number of cups of walnuts needed to make 12 cups of party mix are between: a) 1 and 2 b) 2 and 3 c) 3 and 4 d) 4 and 5 Math - Ms. Sue, Monday, February 20,
  14. math-5

    Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Which method would provide the most reasonable estimate of the totaltime Tara spent on her math and science homework? a. multiply 1/8 by 3 b. multiply 1/2 by 3 c.
  15. Math pleaaaase help

    A national math contest consisted of 11 multiple choice questions, each having 11 possible answers. Suppose that 111 students actually wrote the exam, and no two students has more than one answer in common. The highest possible average mark for the
  16. math

    Short math quadractic equation word problem*best answer? josh buys concert tickets worth $180, he then keeps 2 of the tickets and sells the rest for 9 dollars more, he make a total profit of $36, after selling all the tickets. what was the original ticket
  17. math

    I need to know how to calculate what percentage of a number is to another. let me make that clearer, 35 is what percent of 48? how is that calculated? What you are asking is this: 35 is to 45 as x is to 100 or 35/48=x/100 solve for x x=.729 Now to get %
  18. Math check 3

    f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I have multiplied the LCD of (a-8)(a+7)(a+22)by both sides with no luck. This is a multiple choice question a.)
  19. psy

    Father: Information collected on elementary school children have indicated that for the most part, the more cavities children have, the better they are at math. Since I want my daughter to improve her math skills, I now make sure she eats candy with every
  20. Math

    Good evening everyone. I have the below math problem. I am a bit confused on exactly what they are asking? Members of a polling organization survey 700 of the 7,453 registered voters in a town by randomly choosing names from a list of all registered
  21. Math

    Kerry skates laps around the playgroung. The playground is 150 meters long and 50 meters wide. How many laps will it take her to skate 1 kilometer? I need els really badly and I av a math test tommorow I need to study perimeter and area.... I old
  22. 5th math

    what is the least common multiple (LCM)for 15 and 45? There are 16 girls in a class of 36 student. which expression could be used to determine the number of boys (b) in the class? please! help i think this too hard for 5th grade math. this suppose to be
  23. math

    wat is a corresponding angle.............. in the math 8th grade is really most of the test goin to be angles In triangles, it is the angle between two specified sides. It also refers to tha angles formed when one line cuts through two or more parallel
  24. math

    what are division rules as it applies to the following 0/71= 23/23= 29/1= This is my daughter's 4th grade math and they are asking us to explain the didvision rules that are used to solve these problems. However they have not provided us with the division
  25. Math

    Math - Zo, Wednesday, April 22, 2015 at 8:44pm A wheel has s radius of 9 inches. If the wheel is rolled on a flat surface, how many revolutions will it take for the wheel to travel 90 ~ pie inches
  26. math

    In a contest , 2 participants were asked about their age . To test the strength of their math , they are asked to add their ages together. One answer 44 and the other gives 1280. The first obtained from the parse age with one another , while the second can
  27. Math

    I need help with the following math problem. A sculptor has a 3lb block of clay. He ads 24 oz. of clay to the block in order to make a sculpture. What is the total weight of the clay before he begins sculpturing?
  28. 5th Grade math

    What is a partial-products algorithm. For example 87*65=? How do you do it and show your work? Here is how Chicago Math does it: 87 x65 multiply 80 x 60.....4800 multiply 7 x 60..... 420 multiply 5 x 80.......400 multlply 5 x 7 ........35 add the products.
  29. Statistics

    Suppose the correlation between SAT Verbal scores and Math scores is 0.57 and that these scores are normally distributed. If a student's Verbals core places her at the 90th percentile, at what percentile would you predict her Math score to be/
  30. math

    A deck of cards has 12 picture cards in it. 4 kings (K). 4 queens (Q). 4 jacks (J). (Part 1) How many different K-Q-J combinations can be made if the suits of the cards don't have to math? (Part 2) Name the multiplication rule you used to find your answer.
  31. math,help

    What does it mean to factor an algebraic expression into prime factors? Prime factors are factors that cannot be further factored. Do you know what a interval is in math terms? i need the definition yeah so what do you mean it should be put in help not
  32. Study?

    I have to take a test tomorrow on math to decide whether or not I can make it into the next grade same for tomorrow for reading. What should I do to study? I don't have a textbook to study cause it's at school. Should I look over my notes on everything I
  33. Math

    You have 34 math and science problems for homework. You have 10 more math problems then science, how many of each do you have?
  34. The Curriculum

    Which of the following is not an effective instructional strategy to help children develop math concepts? A. Using collections of commonly found objects for them to explore and manipulate B. Encouraging children to come up with their own conclusions rather
  35. math

    I am sorry but I am not good at math, this may seem like a dumb question but I don't do well with word problems? I can't figure it out, maybe I am making it too hard on myself, can someone point me to the right direction? . The distance from Philadelphia
  36. math

    I am sorry but I am not good at math, this may seem like a dumb question but I don't do well with word problems? I can't figure it out, maybe I am making it too hard on myself, can someone point me to the right direction? . The distance from Philadelphia
  37. math

    I was just wondering, if a series of numbers has 8 digits and the 1st digit is always 3, how many possible combinations of this number could there be. I am certain I once learned this in a math class years ago, but cannot remember how to calculate it. Help
  38. math

    mr. pursley, have you ever worked geo., trig. etcwith no calu.s with the heat on , when it had to be right?wheather you blew up your target or something else or the bld. collapsed or was built in the correct place? i'm not an answer grazer, but qam an
  39. math

    My math teacher wants us to prove that all of our answers are correct. But how am I supposed to be able to prove stuff, like this, for example. The directions want you to write out the words in to an equation. Seven is the sum of X and 5. so my answer is
  40. math

    suppose you bought some 32 cents stamps and some 20 cents stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? i got the equation--.32x + .20y = $3.92 but don't know how to solve for x and y what class/level is this for 8th grade math
  41. math word problems

    nilsa is working on a 60 minute math test. there are 20 questions on the test. if it takes her 20 minutes to complete 12 of the questions, what is the greatest amount of time on average she can spend on each of the remaining 8 questions.
  42. math

    Use symbolic Math symbolic representation: 1. You learn that for every 1,000 meters you rise in the atmosphere, the temperature drops by 6C. You have the idea that if you know the temperature at the base of a mountian and its height, you can figure out the
  43. Math

    Two students are talking after school: What is the average of your grades in Math for September? 4.6 That is impossible since the year just started. You could not possiblly have that many grades. What was the doubting student thinking of of the possible
  44. Quick Math Question

    I want to shampoo my mattress with a cleanser. On the directions it reads "Do not use on products coded "X" Om my mattress under "Finished Size" it reads 35" X 74 1/2" What does that read in Math terms? I want to make sure I don't ruin my Mattress. :')
  45. math

    how do you add and subtract and multiply and divide fractions? I searched Google under the key words "fractions add subtract multiply divide" to get these possible sources:
  46. Forgot my book, need science help!!

    Please help me I have a whole section to do over the weekend and I forgot my book! Please help!! You'll need to post a question in order for a science teacher to know what kind of help you need. Biology? Chemistry? What? And what is/are the question(s)?
  47. math

    Posted by connie on Monday, July 20, 2009 at 11:56pm. Find the indicated outputs for f(x) = 2x²-4x f(0)= ____? f(-1) =____? f(2) =____? Responses math - Reiny, Tuesday, July 21, 2009 at 8:00am f(0) = 2(0)^2 - 4(0) = 0*0 = 0 f(-1) = 2(-1)^2 - 4(-1) = 2(1)
  48. math

    Posted by Austin on Thursday, November 13, 2008 at 9:19pm. Luis bought eight bags of candy at the store for a total price of $21.54. He bought some bags of candy that cost $2.22 each and the rest cost $3.48 each. How many bags of the $3.48 candy did Luis
  49. Math

    Matt Miller, age 28, takes out $50,000 of straight-life insurance. His annual premium is $418.20. Using the tables in the Business Math Handbook that accompanies the course textbook, determine the cash value of his policy at the end of 20 years. A. $13,250
  50. math

    how many 5-digit palindromes exist? i get 9*10*10*10*9=81000 is this correct? my thinking being that the first and last digit must be 1-9 and the other 3 0-9. thanks again for the time and effort. oh, and if any of you fine folks have the time could you
  51. Chemistry!! Please Help!

    A 0.285 M solution of the sodium salt, NaA, of the weak monoprotic acid, HA, has a pH of 9.65. Calculate Ka for the acid HA. I think I am having issues with the equation and then the math part. I figured out what 'x' was from the pH, which I believe is
  52. math

    How can I add a two digit number and two three digit numbers in my head. Any tricks anyone knows in connection with short-cuts to solving different math problems( such as addition, subtraction,multiplication, division, rounding, conversions, percents) in
  53. Math- Need Help..

    I'm having trouble with a question from one of my math assignments and it's driving me crazy. Its: -2/5x - 9 < 9/10 (two-fifths and nine-tenths) I tried doing it a few times, it might be easier than it looks and I just don't understand. If someone can
  54. Math

    One of the "think outside the box" problems in my math work is really challenging me. I need to write and equation expressing: 8 cos theta + 15 sin theta as a single sinusoid I tried graphing to no avail and there is nothing in my textbook about turning an
  55. Math Geometry square roots no calculator help ASAP

    please some help me I'm stuck on this question describe how to estimate the square root of a number that is not a perfect square without a calculator please make it as simple as possible 7th grade math connections
  56. math

    In my math book I got a question that said Keith plans on eating 1 1/4 cups of tuna per day for five days.How much tuna does he need?Are four cans enough. He needs 6.25 cans of tuna. Am I correct.
  57. Math

    Can you help me in math please, I don't understand this. My book shows me the area of a parallelogram, and area of a triangle, but it show me what to do if there's fractions in the problem. A. 12 1/2 ft2 B. 7 7/8 ft2 C. 8 1/4 ft2 D. 15 3/4 ft 2 Thank you.
  58. Math

    In a math class there are 28 students. Each student has a 90% chance of attending any given class and students act independently. What is the probability that tomorrow's class has perfect attendance?
  59. Math

    I have a question Me and a friend are doing our math homework and ran into a conflict What would be the product of 8-1x0+2/2 I say it would be 5 and my friend here says it would be 1 I did 1x0=0 8+2=10 10/2=5 Thanks
  60. math,correction

    Solve each of the following equations for x. Problem#1 (x)/(6) - (x)/(8) MY answer: x = 24 Problem #2 (x)/(x-2) - (x+1)/(x) = (8)/(x^2-2x) My answer is: 6 = x or x = 6 right on the first one. check your math on the second one. i've done it twice and both
  61. Finite Math Help Please!!!

    Finite Math Help Please!!! Can someone help me ? I am confused about this Problem? Median Quartile 1 (Q1) Quartile 3 (Q3) for boxplot 9 10 11 12 13 14 15 16 17 18 19 20 Data
  62. math

    math problem: a snake is 60 inches long. It grows 3 inches every year. How long will it be y years from now?
  63. math

    If the word,"if," in math mean multiply and,"is," means equal, what does the word,"was'" mean??? EX: Four times a number was 22 greater than twice the number.
  64. math

    Of 30 books (15 novels, 10 history books and 5 math books), how many ways can you get a bunch of four books to give to a friend?
  65. MATH

    WHAT IS A VERB? This is an English question -- not a math question. A verb is a word that shows action or a state of being.
  66. Math

    why is math needed?
  67. math

    Thank you - Ms Sue ( math )
  68. Math

    What does KAPS mean in Math?
  69. math

    can someone explain y we have 2 have math???
  70. math

    I need to know the math factors of 15 15*1=15 5*3=15
  71. math

    who created math
  72. Math

    i don't know what math is
  73. math

    Can you please help me with a math problem
  74. Math

    Could I please get another example of a math problem like the one I did below? 2(x - 14) + 3 = 7x + 5
  75. Math

    3(x+5)=3x(x+15) what math property is this
  76. math

    Math systems 3x-2y-z=-20 x-y=10
  77. math

    can someone help with my math essay
  78. I need help in math

    Are their anyone who online right now who can help me in math?
  79. math

    How did math originate?
  80. math

    what is mental math?
  81. Math

    How do you study for math???
  82. math

    Hi I need some help with this math problem..... x - 3/4= 5/6
  83. math

    In math what comes after Tera.
  84. Math

    I do ont get math at all
  85. Math

    I don't know how to do this math 7n + 2 = 4n + 17
  86. Math

    Please ,,look to nawaf (math)
  87. math

    why do we use reciprocal in math?
  88. math

    What does a snowflake have to do with math?
  89. math

    26 math words
  90. CAN ANYONE HELP WITH MATH

    HELP PEOPLE WHO NEED HELP WITH MATH PLEASE
  91. math

    what is it mean to "foil" in math
  92. math

    the opposite of -4 is math
  93. math

    What is a Math Monster?
  94. math

    can u help with a math problem please
  95. math

    What is mental math?
  96. math

    what is a solution in math
  97. Math

    What do A and B stand for in math?
  98. math

    How do you do the math for the problem 14 - 7 × 2
  99. Math

    1/a+1/b+1/c=1/2 a≧b≧c Please help me The math question
  100. MATH-ALGEBRA 2

    can anyone help me with my math please?