Math grd12

4,586 results, page 17
  1. english

    How do I teach my first grader the parts of a sentence. She gets the subject confused with predicate. She had a test and she was given a 33F. I want her to succeed in school. She scored 100 in her reading and math. Please help me!
  2. Math

    My math assignment is conversion with weight. 1. 6 T= lb 2. 18lbs= oz 3. 3,200 oz= lb 4. 12T= lb 5. 9lb= oz 6. 7lb= oz 7. 100lb= oz 8. 60,000= T I need major help on the above. I do not know where to begin and need to know if there is some sort of chart I
  3. Math help!

    Jack has the following scores on exams in his math class. 81, 87, 93, 89, 61, 81 If he wants to make his performance sound as good as possible, which measure should he use—the mean, the median, or the mode of his exam grades when he talks about how he is
  4. Math

    I need help correcting my math homework. I have been out sick and was told that I have to have it done by monday and I missed alot. I don't know how to do this. It's surface areas and volume and solids and triangle and prisms.
  5. psychology

    For finals week, you had to be prepared for exams in english,math,spanish,italian,and history. how should the sequence of study be arranged to minimize the possibility of interference
  6. Math

    This seems like it would be a simple math problem but...... How do you create an equation and calculate the difference between 2 birthdays, putting the older person's on top? 5/17/1987 and 10/28/2002 PLEASE HELP ME! hank You
  7. math

    The aera of rectangle MATH is 30 sq cm and each side-length is a counting number of cm. H is the midpoint of TO. The area of square ECHO is between 5 sq cm and 24 sq cm. Find the perimeter of the entire fiure in cm.
  8. Math 116A

    I have been out of school for a very long time and I just enrolled to take some classes online and I am having a lot of trouble with my math. I just cannot seem to understand what it is that they want. Is there anyone that can help me with this. I am
  9. Pre calc

    Please help me proof the identity. This isn't even math to me, I can not understand it so please show all work. God bless A)1-cos2x/sin2x=tanx B) sin4x/sinx=4cosxcos2x
  10. Math

    Every question like this I have gotten wrong: "Multiply or divide the expression below. Leave your answer as simplified as possible." (3x-1)(x+7) 10(2x-5) --------- • --------- 4(2x-5) (4x+1)(x+7) This is from the college preparatory math section 10.1.4
  11. math

    Explain how to form a ratio and how ratios can be used to compare two numbers. Please help me Thanks http://web.math.com/school/subject1/lessons/S1U2L1GL.html#sm3
  12. Math

    2x4²(4 squared) that is the math problem i cant figure out if 4² means 4x4 or if it measns 4x4x4x4 please help its the sendond day of grade 9 ,, i don't wanna look dum
  13. Math

    2x4²(4 squared) that is the math problem i cant figure out if 4² means 4x4 or if it measns 4x4x4x4 please help its the sendond day of grade 9 ,, i don't wanna look dum
  14. Pre-algebra

    ughhhhhh! PA is so hard! my teacher is constantly comparing us to the regular math saying that if we can't figure it out then we should ask them. What does that even mean? we are more advanced! anyway... this website helps so much. Im definitely going to
  15. Math

    A teacher tallies up the grades on a math test in a class of 34 students, the results are A1, B11, C16, D3, F1. What is the empirical probability of a student getting a C? Express as a fraction.
  16. Kinetics

    I'm really struggling to understand this chapter in chem class, partly due to an inadequate math background. does anyone have any tips for learning kinetics? i'm starting to fall behind.
  17. Math

    Q) 'What are the dimensions of a cylinder that has the same maximum volume as the box (1131.97 cm2), but uses the minimum amount of material to make it?' Here are the notes I have so far: SA=2Pi r^2 + 2 Pi r (1131.97/Pi r^2) Now i need to use derivatives,
  18. English

    1. He stopped smoking. (Does it mean that he stopped smoking forever or does it mean he stopped smoking for the time being?) 2. He quit/quitted smoking. (What about this one? Is it the same as #1? Do we have to use 'quit' or 'quitted'?) 3. He awoke to find
  19. Math

    Shandel went to the County Fair this summer and was surprised to see a math game on the midway among the games of skill and chance. Picture of a Midway BarkerIn the game, the barker starts by thinking of a math rule or calculation. The player spins a
  20. Math Fractions

    Posted by Mary Mac on Friday, May 9, 2008 at 10:01am. I have this fraction: 6 2/9 + 1 3/4 - 3 5/6= Okay First I changed the mixed numbers into improper fractions. I got this: 56/9 + 7/4 + 23/6 Then I thought you have to find the least common denominator,
  21. algebra 1

    v(v-3)= v^2+6 Does any one know if this is in the quadratic form or not The v^2 means v second power No it is not. Please read: http://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/col_alg_tut20_quadform.htm
  22. science

    calculate the following(show steps): volume of a fish tank that is 15cm by 30cm by 10cm? http://www.math.com/tables/geometry/volumes.htm
  23. statistics

    Measures of Central Tendency,variability, and postion 12th Grade math class. organize the data 78,67,95,85,84,86,82,75,85,94,91,57,78,77,88,90,91,86,84,82,75,58,73,75. Then do 4 columns of Grades,Deviations,Squares,and Z-Scores
  24. chemistry

    use logic and simple math to determine how long it will take for a sample of potassium- 42 to decay from 8mg to 0.25mg if the half-life of this radioactive isotope is 124 hours
  25. Math

    Normally, I'm not bad with my math formulas but, in my current lesson I have having some issues. Can somebody please provide me with a (non-complicated) formula for finding the surface area and lateral are for both cylinders and prisms? Any help is much
  26. Patterns and rules unit test 7th grade

    I go to connection acdeamy and I am in the 7th grade regular math Mrs. Janus I just need some help with this test Find the next three terms of the sequence -2,-12,-72,-432... A. -1,728,-6,912,-27,648
  27. 6th grade math

    my work sheeet said use each of the symbols add,subtract,multiply,and divide to make thte following math sentence true. 12___ 3___ 7___ 1____ 11=0
  28. Math And Science for Young Children

    Concepts can be characterized as: A. the building blocks of knowledge. B. thoughts that are incomplete until adulthood. C. ideas that young children do not yet have. D. basic to math but not to science. Is D the correct answer
  29. Calculus

    A rational function g has the lines x=2 and x=-2 as vertical asymptotes, the line y=4 as a horizontal asymptote, and numbers 3 and 1 as zeros. Find a formula for g(x). So I got g(x)=(4x^2-16x+12)/(x^2-4) Is this correct Math Mate?
  30. Algebra 1

    Solve by completing the square: A rectangular patio has a length of (x + 6) m, a width of (x + 8) m, and a total area of 400 m2. Find the dimensions to the nearest tenth. Please help me with this math problem. Thanks so much.
  31. chemistry

    Answer the following math questions focusing on significant figures a. 45.3L x 10 mol/L = b. 67.894 g ÷ 2.56 L = c. 45.3m + 12.344m + 1000m – 1.34m = d. 35cm + 8.3m + 75.341 km + 80,000 mm = e. (43.7m + 39.3cm) ÷ 25.332 m/s =
  32. Algebra one, help+ check? :)

    So, this is my math homework. [ I scanned it so it would be easier to explain what I'm doing] h t t p://oi54.tinypic(Dotcom)/2wei16e.jpg And, I don't exactly get how to do problem number 1, and I was wondering if someone could assit me with that. Thank
  33. school

    1) A great way to teach math is through children's everyday experiences. Answer:True 2) Children can use words they have never had experience with or heard before. Answer:False 3) Children with limited experiences have limited language ability with regard
  34. Mathematics Education

    1.Does language interfere with learning? 2.How does gender affect mathematics achievement? 3.Does mathematics achievement depend on the school location being either rural or urban? 4.What are the various process errors committed in mensuration? Language
  35. 4 grade math

    i need help on this problem. make 36/9 into a false number sentence? please! help me to understand this math problem thank you for your kindness.
  36. To "bad@math" (and other names)

    Please post under one name. Please do not post to demand that someone go back and answer your previous questions. A math volunteer will get to them when he/she can. Thanks.
  37. Math

    _______ and _______ are commutative. What are the two basic math operations where the arguments commute? Think arithmetic.
  38. math

    PWEESE HELP. There are 18 boys and 12 girls in math class. What is the ratio of girls to total students? 18:30 12:30 30:12 30:18
  39. Math

    Anyone have the answers to the connections Academy math 6 b unit 4 lesson 10 unit test? POST AS SOON AS POSSIBLE PLEASE!
  40. math

    hi my name is Hannah and I need help with my math homework it is something to do with multiplying trapezoids and triangles? Also, what are the formula for the shapes so that way i would be able to do my homework? THANKS FOR THE HELP!!!!!!
  41. Math

    Math Riddle: Move only one number so 102=100. You may not eliminate or add a number.
  42. Algebra

    Explain patterns in the placement of the decimal point when multiplying 5 by 10^2, 10 ^1 and 10^0. Please explain i'm not very good with math.
  43. MATH

    Hi this goes to Ms. Sue or anybody I posted a question and no one answered it ! it was Anonymous and it was today under Math and it was at 1:31 ! Please answer my question ! (: Thanks !(:
  44. Math

    Math huron scored 84% on her last history test. Of she got 21 answers correct , how many question did the test have?
  45. geometry

    show that the points A(-4,2) B(1,4) C(3,-1) D(-2,-3) are verticies of a square. please show me how to solve this type of math problem.
  46. math

    the steps to a math quiz. the earth rotates once every 23 hours 36 minutes 4 seconds.how many seconds is that?
  47. math

    Can you please give me a few different math examples of what you meant when you said - You do not add powers with different exponents, but not powers of different bases. Thank you so much.
  48. Math

    Math huron scored 84% on her last history test. Of she got 21 answers correct , how many question did the test have?
  49. Maths

    Jim has grades of 84, 65, and 76 on three math tests. What grade must he obtain on the next test to have an average of exactly 80 for the four tests?
  50. math

    Use symbolic Math symbolic representation: 1. The Density of a rock is the ratio of its mass to its volume.
  51. math

    math ? FIND THE VALUE OF 5 - 35,791 a. five hundred b. five thousand c. five thousandths d. not given I selected - b. five thousand correct? or not?
  52. Algebra

    Using only the number 1,2,3,4, construct a math expression that equals to the number 34. You must use all four numbers in this equation. What is the answers?
  53. math

    Thank you i think im getting somewhere a however, what about -8 x (-4) = -32 am i correct? Ok is this one correct? Also is there a math expert to whom we will pay a decent hourly wage to tutor me?
  54. 4th grade Math

    Math has a 150 page book. he has read 1/3 of it. How many pages has he read so far? Is 50 the correct answer?
  55. math

    i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
  56. math

    i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
  57. math

    i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
  58. 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
  59. algebra

    i need help with my math problem: x varies directly as the square of s and inversely as t. how does x change when s is doubled? when both x and t are doubled?
  60. Math

    A math quiz is made up of 5 multiple choice questions, each with 4 possible answers. How many possible sets of answers are there?
  61. Math

    You estimate there is an 80% chance you will get an A on your math final, and a 75% chance you will get an A for your semester grade. What is the probability that both will happen?
  62. Math

    How many numbers between 100 and 200 can be expresssed as powers of 2? I have trouble with powers but I'm an A math student.
  63. Math

    Translate the following sentence into math symbols. Then solve the problem. y more than 4 is -36 My answer: 4 + y = =36 y = -40? Did I answer both of the questions right?
  64. Algebra

    Your math test scores are 68 78 90 and 91 what is the lowest score you can iron on the next test and still achieve an average of at least 85
  65. MATH

    IF YOU HAD TO GET A 21.1 GRADEPOINT OUT OF 215 QUSTIONS HOW MAY WOULD YOU HAVE TO GET RIGHT English: 75 Math: 60 Reading: 40 Science: 40 Total: 215
  66. MATH

    IF YOU HAD TO GET A 21.1 GRADEPOINT OUT OF 215 QUSTIONS HOW MANY WOULD YOU HAVE TO GET RIGHT English: 75 Math: 60 Reading: 40 Science: 40 Total: 215
  67. Math grade 9

    46=2-8w-3w I tried adding -8w to both sides and i got the answer wrong... my math text book says the answer should be -4 but i don't know how to get it
  68. punjab technical university

    A student recorded her scores on weekly math quizzes that were marked out of a possible 10 points .her scores were as follows
  69. math

    can someone explain step by step to do math problems for to solve the system ill use an example 7x3y=-2 -7x-7x=14
  70. algebra

    erika has received scores of 82, 87, 93, 95, and 90 on math quizzes. What score must Erika get on her next quiz to have an average of 90?
  71. Weather

    what is 34f in celcius C= 5/9 (F-32) 32F is the freezing point of water, so 34F ought to be close to zero in C. Do the math.
  72. math

    Jim has grades of 84, 65, and 76 on three math tests. What grade must he obtain on the next test to have an average of exactly 80 for the four tests?
  73. ghost in city hall

    Hello all. Does anyone have a scanned copy of "ghost in city hall" worksheet? It is a math worksheet. Thank you, Sandy
  74. Math

    If you're given a 90 degree angle split down the middle, and one of the angles is 30 degrees, what would the other angle be? sorry im not too good at math
  75. Math

    You have 17fourths of pizza. Show with math or pictures how many pizza you have. 4 pizzas with 1 slice left. 4
  76. Math

    A math class has 26 women and 12 men. find the ratio of men to total students
  77. algebra

    a math class has 26 women and 12 men. Find the ratio of men to total studens.
  78. math check

    Posted by Nora 56 on Sunday, June 2, 2013 at 7:32pm. Sorry to repost but no one answered after I posted on the 2nd,please help, Suppose that you are in a class of 31 students and it is assumed that approximately 13% of the population is left-handed. (Give
  79. math

    what type of math problems exemplify the different purposes of variable, and in what way do these different uses of variable can be confusing?
  80. 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?
  81. math

    can I plz have the answers to the math 7 unit 8 lesson 13 geometry unit test thanks :-)
  82. PGMNHS

    Math Adeng is thrice as old as Bugs. If the difference of their ages is twice the age of Adeng, how old are they?
  83. 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)
  84. Math

    8th Grade Math 180degrees - (125degrees+38 degrees) = x degrees how do i solve this ?
  85. 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....)
  86. math

    we are trying to help my son with his math and we are not sure how to do the problem and since his school has no books to send home to help us we came here the problem is 1/8x=1/4
  87. math

    there are 18 boys and 12 girls in a math class. what is the ratio of "girls" to total students.
  88. 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?
  89. 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?
  90. 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?
  91. 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
  92. Trigonometry

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

    Samantha has an average of 92% on tree math test. If one of her grades was 84% and the other is 93%, what was the grade of her third test?
  94. 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
  95. 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?
  96. 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)
  97. 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/
  98. arithmetic

    I got 102 questions right out of 150 on a math test. What percentage did I get on theis test?
  99. 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?
  100. 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.

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