1. MATH

    Explain how to find the sum negative sixty-five plus positive forty-one using a number line, then give the answe
  2. math

    Translate the following statement to an inequality. Then, find the solution. Four times the sum of a number and eight is greater than or equal to negative four. n ≥ -9 n ≤ -9 n ≥ -32 n ≤ -32
  3. math

    How would you solve for these word problems in one variable inequality form? 1.One half of a number, increased by 9 is less than 33. 2.Six less than or equal to the sum of 4 and -2x.
  4. Math

    What is the fewest number of 7's that can be added together to make their sum greater than 4000? A) 4001 B) 572 C) 571 D) 470
  5. math

    What is the fewest number of 7's that can be added together to make their sum greater than 4000? A. 4001 B. 572 C. 571 D. 470
  6. Math

    Consider a die with 8 sides, marked one, two, three, and so on. assuming equally likely outcome, find the probability that the sum of two dice is the given number. If p(10)=
  7. Math

    Can someone please help me with this problem? Use the number line to model the sum 2 + (-6). Here is my answer: <---6---5---4---3---2--1--0--1--2--3--4--5--> Start at 2 and count backwards 6 points. Is this correct?
  8. math

    a c-shaped tile (2 in the top row, 1 on the second, 2 on the bottom) can be placed on a number chart so that the sum of the numbers covered is 29. show how this can be done
  9. maths

    If the expression (x^2+2x−1)^8 is completely expanded, what is the sum of the coefficients of the terms with even powers of x? Details and assumptions 0 is an even number.
  10. math

    Explain how to find the sum negative sixty-five plus positive forty-one using a number line, then give the answer.
  11. calculus

    find the maximum and minimum value of the function f(x)= x-x^3 on the interval [-2,2] I also need help with this question What is the largest possible product of two negative number whose sum is 1?
  12. maths

    a pair of dice is thrown ...find the probability of getting 7 as the sum if it is knwn that second die is always exihibts a prime number
  13. ALGEBRA again !

    need help solving this word problem, converting from words to an equation 48 equals a number increased by 6, and the sum, all multiplied by 5.
  14. Math

    Given that a and b are nonnegative real numbers such that a+2b=60, what is the largest possible value of ab? And If f(x) = x^2 - 3x + 4, find the value of f(sqrt3 - sqrt2). And The median of {20, x, 15, 30, 25} is 0.4 less than the mean. If x is a whole
  15. maths

    if Kis the smallest positive integer such that(2k)(5200) has 303digits. Find the sum of the digits of that number when expanded.
  16. maths

    if Kis the smallest positive integer such that(2k)(5200) has 303digits. Find the sum of the digits of that number when expanded.
  17. statistics

    Two dice are rolled, find the probability that the sum is less than 6 (Leave your answer as a number between 0 and 1. Round to 4 decimal places).
  18. Math

    Use front-end estimation to estimate the sum to the nearest whole number. 13.40+36.63+125.042 How do I solve this question?
  19. Math

    two regular polygons of the same number of sides have sides 5 ft. and 12 ft. in length, respectively. what is the length of the side of another regular polygon of the same number of sides, if its area is equal to the sum of the other two.
  20. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an
  21. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an
  22. algebra

    The total age of Friday and Fred is 68 years. Fred is thrice as old is Friday. How old is Fred?
  23. Math

    A takes twice as much time as b and thrice as much time as c to finish a piece of work. Working together they can finish it in 2 days. A can do the work alone in. ??
  24. Math urgent

    X,Y and Z can do a piece of work in 15 days. If X takes twice as much as Y and Z together and Y takes thrice as much as X and Z together, how long days will each take to finish a work.
  25. Math [urgent]

    1. The sum of three numbers is 301. The second number is 3 less than twelve times the first number. The third number is 4 more than seven times the number. Find the three numbers. ~~~~~~ 2. Two friends live 15 miles apart. One day they decide to jog and
  26. Math

    When multiplying decimals, the decimal point in the product is placed so that the number of decimal places in the product is equal to the __________ of the number of decimal places in the factors. (a) product (b) sum (c) vertically (d) horizontally (e) and
  27. Math

    If glenda rolled two six-sided number cubes nine times and computed the sum of the numbers rolled each time. If the mean sum of Glenda's rolls was 6 what was the total of the nine sums Glenda rolled? Suppose Glenda's rolls were 12,7,3,10,9, 2, 11, 7 and 8.
  28. Math

    How to solve this problem 8.3 was added to a certain number. This sum was then divided by 11.2. Finally, the quotient was multiplied by 8. This product came out to 16. Please help I'm in 5th gradethank you..
  29. Intermediate Algebra

    Translate phrases from words to symbols for the following statements: The sum of twenty and five is greater than or equal to four times three and a number.
  30. math

    a 3digit, and 1digit number have a sum of 147, a different of 133 and a product of 980. find the numbers, and then give their quatient
  31. math

    When finding the sum of the arithmetic sequence 4 + 1 + –2 + –5 + –8 + –11, you will have a step of work that contains the number –3. Use complete sentences to describe how the –3 was calculated and what it means.
  32. Math

    An ordinary (fair) die is a cube with the numbers 1 through 6 on the sides (represented by painted spots). Imagine that such a die is rolled twice in succession and that the face values of the two rolls are added together. This sum is recorded as the
  33. Math

    The sum to infinity of a G.P. is 16 and the sum of the first 4terms is 15. Find the first 4 terms. Find the sum to infinity of the following (if they converge). ?(a)4+4/3+4/3²+... (b)9+7+5+3+...(can't do, its an AP ?) (c)20-10+5-2.5+...a=20,r=-0.5
  34. jay kay public

    Consider a planet in space whose mass is twice that of earth and radius is thrice that of earth what will be the weight of a body on this planet if its weight on the earth is 900N ??
  35. Math

    1. Find two numbers whose sum is 84 and one number is 18 more than the other. Answer: 84-18=2x x=33 84+18=2x x=51 2. A board 125 inches long is to be cut into two equal parts so that one part is 4 inches less than twice as long as the other part. Find the
  36. Pre-Calculus

    If the sum of two numbers is 1 and the sum of the cubes of the numbers is 3, what is the sum of the squares of the numbers?
  37. calculus

    The sum from 0 to infinity of (-1)^n(3/3^n) is convergent or divergent? If convergent, what is the sum? I got that it's convergent and the sum is 9/2, but that's wrong.
  38. Maths

    The sum of first 7 terms of an ap is equal to the sum of its first 13 terms . find the sum of its ist 20 terms
  39. Math

    The sum of 8 term of an a-p is 100 while the sum of 20 term is 880 find the sum of 12 term
  40. Algebra 1

    Just checking my answers. What is the sum or difference? 1. 2x^4 - 8x^4 A. -6x^8 B. -6x^4*** C. -16x^4 D. -16x^8 What is the sum or difference 2. 10y^10 - 14y^10 A. -4y^20 B. -140y^20 C. -140y^10 D. -4y^10*** 3. Write the polynomial in standard form. Then
  41. Maths

    X,Y and Z can do a piece of work in 15 days. If X takes twice as much as Y and Z together and Y takes thrice as much as X and Z together, how long days will each take to finish a work.
  42. Math - PreCalc (12th Grade)

    Which combination of limit properties is required to evaluate this limit? lim x->((24/x)-2x+2)^3 A) sum, difference, product, root B) sum, difference, product, power C) sum, difference, quotient, power D) sum, difference, quotient, root E) A limit does
  43. Statistics

    Find the probability that the sum is as stated when a pair of dice is rolled. A.4 or 11 or doubles B. 8,given that the sum is greater than 4. C.Even,given that the sum is greater than 4. A. 4 can be obtained by 1&3, 3&1 or 2&2. 11 can only be obtained by
  44. maths

    Five years ago father was thrice son's age. 10 years hence father will be twice sons age, find present age ( use two variables)
  45. Algebra

    Classrooms on one side of the drama building are all numbered with consecutive even integers. If the first room, the room with the smallest classroom number, on this side of the building is numbered x, write an expression in x for the sum of the first five
  46. math

    Two standard six-sided dice are rolled and the sum of their squares computed. Find the probability that the resulting number will be an element of the set {2,5,8,10,13,17,18,20,26,29,32,34,37,41,45,52,61,72}
  47. math

    If four standard six-sided dice are rolled,what is the probability that the sum of the number on the top faces is 22, or 23,or 24,.express your answer as a common fraction
  48. math please help 9th grade

    Which sum will be irrational? (1 point) 3 + 2 start root 19 end root plus start fraction 7 over 2 end fraction Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. –6 + (–3.251) Which product will be rational? (1
  49. Calculus

    Determine convergence of divergence. If convergent, find the sum. Sum (infinity, n = 0) (e/pi)^n
  50. Maths

    A sum when reckoned at 15/2% per annum amount to RS 3920 in 3 years . Find the sum
  51. Maths

    The sum of the first and third terms of a G.P.is 7/3 and the sum of the second and fourth term is 7/4.Fin the first and the common difference
  52. Calculus

    Two positive numbers have the property that their product is 2 and their sum is as small as possible. Find their sum.
  53. Math

    What is the sum when the upper bound of summation is infinite and n=1: (1-2)^n -10 *This is sigma by the way* so it's: ∞ Sum((1-2)^n - 10 n=1
  54. Algebra

    How should two nonnegative numbers be chosen so that their sum is 1 and the sum of their squares is as large as possible? As small as possible?
  55. Maths

    The sum of the first and second terms of an geometry series is 9.the sum to infinit is 12.calculate the possible values of r.
  56. Math

    question 1: A series is: 1. any list of numbers 2. a summation of quantities whose positions are based upon the natural numbers 3. an arrangement of quantities whose positions are based upon the natural numbers. Which number is it? question 2: For the rule
  57. mathematics

    Question # 1: A series is: 1. any list of numbers 2. a summation of quantities whose positions are based upon the natural numbers 3. an arrangement of quantities whose positions are based upon the natural numbers. Which number is it? Question # 2: For the
  58. math

    If 28% of a sum is $100.80, what is the sum? A. $129.02 B. $277.78 C. $282.24 D. $360.00 how can i do this
  59. Geometric progression

    The sum of an infinite g.p. whose common ratio is numerically less the 1 is 32 and sum of the first two is 24.
  60. maths

    Sum of first 30terms of an a.P. are equal to first 20 terms.show that the sum of first 50terms of the same ap is zero
  61. math

    Find two positive numbers whose sum is 50 such that the sum of their squares is minimum?
  62. MATH

    Look at the following expression, then factor the sum of terms as a product of the GCF and a sum. 42 + 24
  63. math

    Find the sum of the infinite geometric series below, or indicate that the sum does not exist. 15+6+12/5+24/25+...
  64. Maths

    The sum of two numbers is 40.we need to find the no. ,If the sum of their reciprocal is 2/5 ( Quadratic equation)
  65. math 7Probability help

    two numbers rolled can be added to get a sum. Find P(sum is even) is it 1/4 ? or 1/2? I think it is 1/4
  66. Further Mathematics

    The sum of the first three terms of a G.P is 7/8 of the sum to infinity .Find the common ratio.
  67. math

    the sum of the first 8 terms of an Approval ia 12 and the the sum of the first 16 term is 56.find the first 3 terms3 of the Ap
  68. stast

    a populstion of n=6 score has sum=12 and sum square= 54 what isthe value of ss for this population?
  69. math 7th grade

    What does it mean to ring four integers that yield a sum. The sum is 2.
  70. math

    two dice are rolled. their sum is recorded. what is the probability that their sum is between five and ten?
  71. stast

    a populstion of n=6 score has sum=12 and sum square= 54 what isthe value of ss for this population?
  72. math

    The second and sixth terms of an arithmetic sequence is 2:5 and their sum is 28. Find the sum of the first 10th term.
  73. College Algebra

    Find a pair of positive integers such that the sum of the numbers is 20 and the sum of their reciprocals is 4/15.
  74. Arithmetic Progression

    the sum of the first and second terms of ap is 4 and the tenth term is 19. find the sum of the 5th and 6th
  75. math

    Finding three geometrically numbers knowing that their sum is greater than 78 and 30 units exceeds the sum of the other two.
  76. math

    how long will it take of a sum of money invested at 80% simple interest the original sum. then solve it.
  77. Statistics

    How would you do this problem The following is a list of ten measurements: 35,36,-38,-18,73,9,0.-67,-64,-59 10 over Sum under that is i=1 then sum-33xi how do I find the answer
  78. 8th grade math - system of equations

    I'm not sure how to solve these. Solve using any method (substitution or elimination) 23. The sum of two numbers is 27. The larger number is three more than the smaller number. What are the two numbers? Ans: l = large; s = small l + s =27 and l = 3S 3s + s
  79. Math

    A census taker came back to a house where a man lived with his three children. The census taker asked, "What is your house number?" The man replied, "The product of my children's ages is 72 and the sum of their ages is my house number." "But that's not
  80. Math

    Six years ago, DJ’s mother was 8 less than twice the age of DJ then. Four years from now, twice her age will be four more than thrice his age. How old is DJ now?
  81. physics

    A uniform pole 7m long and weighing 10kg is supported by a boy 2m from one end and a man 3m from the other end.At what point must a 20kg weight be attached so that the man would support thrice as much weight as the boy?
  82. Math Help!

    Write an expression in algebra for each of the following: 1. the number of cents in x dimes 2. the difference if four is subtracted from x 3. the sum of three consecutive integers 4. the product of three consecutive integers plz help i don't get these
  83. ms sue math help please or anyone

    Which sum will be irrational? (1 point) a.3 + 2 b.start root 19 end root plus start fraction 7 over 2 end fraction c Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. d. –6 + (–3.251) Which product will be
  84. math help ms sue please

    Which sum will be irrational? (1 point) 3 + 2 start root 19 end root plus start fraction 7 over 2 end fraction Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. –6 + (–3.251) Which product will be rational? (1
  85. physics

    Which one of the following statements describes the condition(s) for which a rigid body is in equilibrium? Only internal forces can be present. The sum of the externally applied forces must be zero, and the sum of the externally applied torques must be
  86. CALC II

    Determine the convergence of the following series using the nth-partial sum or geometric series formula. The sum of n=1 to inifitiy 1/(9n^2+3n-2) How do I start? I'm guessing I should factor out the denominator but whats after that? It is close to a
  87. Maths

    Sum of 4 terms in GP is 312 . Sum of 1st and 4th term is 252. Find the numbers.
  88. Math 12th grade

    Find the sum of each infinite series, or state that the sum doesn'nt exist 1/7+5/14+25/28+
  89. MATHS

    The compound interest on a certain sum for 5/2year at 5%per annum compounded annually is rs416.20.find the sum
  90. Combinatorics

    If we roll 19 identical dices together at the same time and calculate the sum of the numbers rolled, how many different possible values of the sum can we get?
  91. trig

    8 sin 9x cos3x Rewrite the xpression as a sum or differnce using one of the product sum formulas Simplify if possible
  92. Calculus

    Evaluate using the sum of a finite geometric series: The sum of 2^i on the range from i = 1 to n. Please Help! I don't know how to make the exponent in 2^i = to i-1!
  93. Pre-Calc

    Find the sum of the series 1 + 2 + 4 + 5 + 7 + 8 + 10 + 11 + ... + 299, which is the sum of the integers from 0 to 300, omitting the multiples of 3.
  94. sum geometric series

    what is the sum of geometric infinite series 3/2+ 9/16+ 27/128+ 81/1024=.... i know the formula is S=a/(1-r) my teacher, he usually transforms into a formula of the sum series and finds out a and r.but i don't how to do that. the pattern i saw is 3/2 +
  95. Hypothesis

    7) If a number is divisible by 3, then the sum of the digits of that number is divisible by 3. The sum of the digits of a number is not divisible by 3. Therefore the number is not divisible by 3. A) affirming the hypothesis B) denying the conclusion C)
  96. calculus

    find the sum of the series from n=1 to infinity of 2^n/n! do I just look at the sum of the terms?
  97. Calculus

    Find two numbers whose sum is 10 for which the sum of their squares is a minimum.
  98. Math

    Two fractions with different denominators have a sum of 11/12 what are two possible addends that result in the sum?
  99. math

    two numbers rolled can be added to get a sum. Find P(sum is even) is it 1/4 ?
  100. math

    the product of two whole numbers is 48. find their greatest possible sum. what is the least sum.?