1. math

    ok i need help with these questions i have been trying to figure them out and my brain isnt working. please help and thank you ahead of time. if you can help. 4. Q.write and algebraic expression for the product of 15 and c A. IS IS C-15 16. Q. define the
  2. Algebra one PLEASE HELP THX!!

    ok i need help with these questions i have been trying to figure them out and my brain isnt working. please help and thank you ahead of time. if you can help. 4. Q.write and algebraic expression for the product of 15 and c A. IS IS C-15 16. Q. define the
  3. Psychology

    30 Brothers each attend the daily sunset service 4 times a week. Whilst they are all present on Sunday, the numbers present throughout the week varies from day to day. Alan wanted to learn more about the religion. He knew the Brothers were in great demand
  4. Math

    One day 3/8 of the students in Jack's class ate toast for breakfast. Another 1/8 of the students ate oatmeal. Jack added the fractions and found the sum was 7/8. Which statement best describes the sum 7/8? A) It is reasonable because 1/2 + 0 = 1/2. B) It
  5. Math

    In a company, the men who do not wear glasses are thrice as many as the men who do, while the women who do not wear glasses are ten more than the women who do. The probability that an employee wears glasses is 3/10. If selected employee wears glasses, the
  6. math-word problems with quadratics

    I have 5 questions... 1) The sum of two numbers is 12. Their product is 36. Find the two numbers. 2) The sum of two numbers is -15. Their product is -100. Find the two numbers. 3) The sum of two numbers is -8. Their product is 12. Find the two numbers. 4)
  7. Chemistry

    Which of the following accurately shows the correct terms for the two sides of a chemical equation, correctly placed to the left or to the right where they belong, and also shows the correct symbol that is written between them? Choose a,b,c, or d. ** I
  8. Medical Information Management

    John Doe, a new patient, is assigned a medical number that has already been assigned to another patient. With a unit numbering system, how is this corrected? A. Both patients keep the same number. B. Move both patients documentation forward to the new
  9. Computer Programming

    Java Programming Question: basically want to keep the user in a loop that displays the menu and requests a user choice again and again until the user enters choice option 0 and exits the program. When Option 1 is chosen, I want to ask the user, "How many
  10. bryce

    can someone help me write out these expressions? 4 more than p: product of c and 15: the quotient of n and e: The quotient of 17 and k: 23 less than x: the sum of v and 3: the sum of 9 and k minus 17: 7 more than 5 times n: 85 less than the product of t
  11. Math- Trig

    1. Determine the exact value of cos^-1 (pi/2). Give number and explanaton. 2. Determine the exact value of tan^-1(sq. root 3). with explanation. 3. Determine exact value of cos(cos^-1(19 pi)). with explanation. 4. Determine the exact value of sin(sin^-1(20
  12. Probability

    Roll two fair dice. what is the probability that you get a 2 and a 5 without regard to which is on which die? What is the probability of at least one 2 or one 5? What is the probability of a sum of 7? "what is the probability that you get a 2 and a 5
  13. Physics

    Two boys are pulling a box across a horizontal floor as shown in the figure below. vector F 1 = 50.0 N and vector F 2 = 100 N. (a) Find the resultant (or sum) force by the graphical method. (b) Find the resultant (or sum) force by the component method.
  14. chemistry

    wich of the following shows the correct terms for the two sides of a chemical equation correctly placed to the left or right where thay belong an also shows the correct symbol reactants---products products=reactants reactants=sum or sum----reactants please
  15. Statistics

    a roulette wheel has 40 slots evenly divided between red (even) and green (odd) slots totaling 38 and a "0" and a "00". what is the probability of the ball landing in an: A)even number < 10 B) other than an even or odd number C) odd number > 15 D) even
  16. PLEASE HELP!!! ALGEBRA

    A bank teller is counting the total amount of money in a cash register at the end of the day. There is a total of $2600 in denominations of $1, $5, $10 and $20 dollar bills. The total number of paper bills is $235. The number of twenty dollar bills is
  17. Pre Calculus

    A bank teller is counting the total amount of money in a cash register at the end of the day. There is a total of $2600 in denominations of $1, $5, $10 and $20 dollar bills. The total number of paper bills is $235. The number of twenty dollar bills is
  18. Statistics

    In a game you roll two fair dice. If the sum of the two numbers obtained is 3,4,9,10 or 11 you win $20. If the sum is 5,6,7 or 8 you pay $20. However if the scores on the dice are the same no one is required to pay. (a) Construct a probability distribution
  19. GP Caluculus

    The third term of a geometric progression is 16. The sum of the third term and the fourth term is 8.Find (a)the first term and the common ratio of the progression. (b)the sum of infinity of the progression.
  20. GP Caluculus

    The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
  21. GP Caluculus

    The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
  22. 4th

    to win $1 millon you must draw two cards whose sum is 9 from a stack of cards numberd 1 through 10 . after the first draw you replace the card and shuffle the stack again for the second draw. what is the chance that your two cards will have a sum of 9
  23. math

    To win $1 million, you must draw two cards whose sum is nine from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of
  24. math

    To win $1 million, you must draw two cards whose sum is nine, from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance your two cards will have a sum of
  25. 4 grade

    To win $1 million, you must draw two cards whose sum is nine from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of
  26. math 4th grade

    To win $1 million, you must draw two cards whose sum is nine, from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of
  27. math

    mary's birthday is between june 13 and june 23. the date of her birthday is not an even number. the sum of the digits is 3. when is mary's birthday?
  28. math

    mary's birthday is between june 13 and june 23. the date of her birthday is not an even number. the sum of the digits is 3.when is mary's birthday?
  29. 3rd grade

    mary's birthday is between june 13 and june 23. the date of her birthday is not an even number. the sum of the digits is 3. when is mary's birthday?
  30. Data Structure and Algorithms in Java

    A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. On the other hand, a composite number is a natural number greater than 1 that is not a prime number. For example, 5 is prime, as only 1 and 5 divide
  31. Algebra

    Here is my problem. Please walk me through how you got to the answer. Three-fourths of a number equals 3 times the number increased by 9. Is this the correct equation? 3/4n = 3n + 9 Here's another. In this one, does "is" mean "equals"? One-fourth of a
  32. Math

    A die is rolled, and the number that falls uppermost is observed. Let E denote the event that the number shown is even, and let F denote the event that the number is odd number. A. Are the events E and F mutually excluseve? B. Are the evnts # and F
  33. math

    The Fibonacci sequence of numbers begins 1,1,2,3,5,8,13,21,34,55,…and continues by the rule: every number is the sum of the two previous numbers. a. Determine the next five (eleventh through fifteenth) elements of this sequence. b. Compute the ratio of
  34. Math

    A six sided die is tossed. What is the probability that it shows a prime number if you know the following? a. It shows an even number. b. It shows a number less than 5. c. It does not show a 6. d. It shows 1 or 2/ e. It shows an even number less than 4. f.
  35. Math

    Which statement is false? A. The number zero is a rational number. B. Some irrational are also rational numbers. C. Every irrational number is a real number. D. Every integer is a rational number Is the answer C?
  36. math

    let s= the sum of all even numbers from 2 to 10 {including 2 and 10} Let t= the sum of all odd numbers from 1 to 9 z{including 1 and 9.. find s-t
  37. general science

    which of the following accurately shows the correct terms for the two sides of a chemical equation, correctly placed to the left or to the right where they belong and also shows the correct symbol that is written between them? reactants --> products
  38. Math

    Lesson is on using formulas A=l*w Create formulas for the following relationships. A. The relationship between the number of tires (not including spares) and the number of cars in a parking lot. B the relationship between the number of minutes to the
  39. word problems

    how do you solve these using polynomial equations??? the altitude of a triangle is 5m less than half its base. if the area of the triangle is 300m, find the measure of the base. the sum of the squares of two consecutive negative integers is 61. find the
  40. Math 5th grade

    Find a two mixed numbers such that when you estimate their sum by rounding to the nearest whole number you get a different estimate than when you round to the nearest half. Not sure about rounding to the nearest half???
  41. Computer

    Write a C++ program that uses 2 functions the first is to read an array of students’ grades and return the sum of the all grades to the main program. And the second function will receive the sum of all grades from the main program and calculate and print
  42. math

    there are 8 consecutive integers that add up to 31. Only two of the integers are equal. what is the greatest number for any one integer? I assume that you are saying that of the 8 integers, only one is repeated. If you include 8 as an integer, the sum will
  43. Math

    In euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540. predict how the sum of the interior angles of a pentagon would be different in spherical geometry
  44. Algebra

    I have been doing sum of cubes and difference of cubes problems and I just cant figure out these questions... Sum of Cubes Pattern a3 + b3 = (a + b)(a2 - ab + b2) Difference of Cubes Pattern a3 - b3 = (a - b)(a2 + ab + b2 1. 64x^3 + 1 2. 1-125b^3 3.
  45. math,help,factoring

    i need help i don't know how to do the next step. factor by grouping x^3-3x^2+4x-12 so what i have so far is this =(x^3-3x^2)+(4x-12) =x(x^2-3x)+4(x-3) from here i don't know... and then this one is driving me insane this next one... Rewrite the middle
  46. math analysis/ precalc

    Assume the annual number of skin cancer deaths increases geometrically, instead of arithmetically. Use the same starting number of 9,300 in 2000 and 200,000 in 2050. Select the number closest to the ratio of number of deaths from year to year.
  47. Physics

    What happens to the atomic number of the daughter nucleus if it is formed after the emission of the beta particle? The atomic number remains the same. The atomic number increases by two. The atomic number increases by one. The atomic number decreases by
  48. Geometry

    What is the sum of the measures of the interior angles of a convex octagon? What is the sum of the measures of the interior angles of a convex decagon? What is the measure of one interior angle of a regular polygon with 20 sides? Thank You! (:
  49. Algebra

    In an infinite geometric progression with positive terms and with a common ratio |r|
  50. physics

    A block accelerates at 3.3 m/s^2 down a plane inclined at an angle of 26 degrees.Find micro(k) between the block and the inclined plane. The acceleration of gravity is 9.81 m/s^2. This is my work but i am not sure if it is correct: sum of forces on x axis=
  51. Economics

    Suppose that there are 1,000 hot-pretzel stands operating in Toronto. Each stand has the usual U-shaped average total cost curve. Both the market demand curve and the supply curve for pretzels are linear, and the market for pretzels is in long-run
  52. chemistry

    I wanted to check my True and False Chemistry HW. I am not 100% they are correct. 1.the number of neutrons in an atom is reffered to as its atomic number False 2.the periodic table is arranged by increasing atomic number True 3.atomic number is equal to
  53. Periodic Table

    1. The atomic mass of an element is A. the sum of the protons and neutrons in one atom of the element.** B. twice the number of protons in one atom of the element. C. a ration based on the mass of a carbon-12 atom D. a weighted average of the masses of an
  54. Chemistry 2

    For the gaseous reaction of carbon monoxide and chlorine to form phosgene, (COCl2), calculate each of the following. (a) Calculate S° at 298 K I got -136.76 J/K using delta S = sum of delta S of products minus sum of delta S of reactants which is the
  55. math

    Find: Two numbers whose sum -10 and whose product is 5. ;;; x+y = -10 x= -10-y xy=5 (-10-y)y=5 -10y-y^2 = 5 -y^2-10y-5=0 y= -9.47213595499958 and y= -0.52786404500042 Two numbers whose sum is 1 and whose product is 1. ;;; y= (-1+ sqrt(-3))/-2 y= (-1 -
  56. Math - Arithmetic & Geometric

    1) Given the terms a35 = 1238 and a70 = 1483 of an Arithmetic. Find the exact value of the term a105 a sequence and sum of sequence. 2) Given a3 = 99 and a5 = 891 of a Geometric. Find the exact value of the term a7 of the sequence and the sum of sequence.
  57. math

    1. The product of 7/16, 4/3, and 1/2 is A. 7/12. (B). 7/24. C. 21/32. D. 2 13/48. 2. The total of 36, 78, 198, 475, and 620 is (A). 1,407. B. 2,109. C. 1,731. D. 1,187. 3. The quotient of 794.1 divided by 7.61, expressed to two decimal places, is A. 95.83.
  58. geometry

    If the ratio of the interior angle to the exterior angle is 5:1 for a regular polygon, find a. the size of each exterior angle b. the number of sides of the polygon c. the sum of the interior angles d. Name the polygon
  59. Algebra 1

    In 5 years time I will be 3 times as old as my son. In 14 years time, the sum of our ages will be 62. Today the sum of our ages is
  60. chemistry

    sorry i will improve my english which is correct of this equation reactants---products products=reactants reactants=sum or sum----reactants i just do not get this
  61. math

    Which word phrase can be modeled by the expression? Choose all that apply. 8 - 3n A- eight decreased by the product 3 and a number B- the difference of 8 and the quotient of 3 and a number C- the difference of eight and the product of 3 and a number D-
  62. ALGEBRA

    can you help me with this. d don't get it at all :( let n be the number used for the given number puzzle. use algebra to show how the puzzle works. 1. pick a number 2. subtract 9 3. multiply by 6 4. divide by 3 5. add 18 6. subtract twice your original
  63. math

    A pigeon runs into a flock of pigeons and asks their leader what is your number in this flock? The leader replays: I am not suppose to tell you our exact number, but if you take twice our number and add a half of our number and still add another quarter of
  64. Math

    A pigeon runs into a flock of pigeons and asks their leader what is your number in this flock? The leader replays: I am not suppose to tell you our exact number, but if you take twice our number and add a half of our number and still add another quarter of
  65. math

    one number is 6 more than the other number also 7 times the smaller number is equal to 6 times the larger number find the two numbers
  66. pre-algebra

    Which of the following does NOT represent a domain? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ A) The total number of oranges Andre has from buying bags of oranges at the store B) The number of minutes that have passed while reading pages from a book C) How many
  67. English

    An analysis on East London By Matthew Arnold please?? 'Twas August, and the fierce sun overhead Smote on the squalid streets of Bethnal Green, And the pale weaver, through his windows seen In Spitalfields, look'd thrice dispirited. I met a preacher there I
  68. math

    a number machine takes any number put into it, multiplies it by 3 and then subtracts 2. reuben put a number into the machine. he took the new number that came out and put that number back into the machine. He took the new number that came out and put that
  69. Algebra HELP!

    If a sum of money is deposited in a savings account that is paying x percent annual interest (expressed as a decimal), then this sum of money increased by a factor of (1+x)^3 after 3 years. A. multiply this expression B. Evaluate the polynomial expression
  70. math,algebra

    can someone correct this for me: Translate the following statements into inequalities. Let x represent the number in each case. 2 times a number, increased by 28, is less than or equal to 6 times that number. My answer: 2x+28
  71. MATH

    Sarah rolled a fair six-sided die 24 times. The table below shows the number of times each number was rolled: Number Cube Experiment Number on the Cube Number of Times Appeared 1 6 2 4 3 0 4 9 5 3 6 2 According to the results in the chart, what is the
  72. math help!!

    the first term in a geometric series is 4 and the sum of the first three terms of the series is 64. find the sum of the first eight terms of the series.
  73. Math.

    The first term of a geometric series is 4 and the sum of the first three terms of the series is 64. Find the sum of the first eight terms of the series.
  74. math

    The sum of two numbers is 12. The sum of their reciprocal is 3/8? what are the numbers?
  75. math

    The sum of the first 9 terms of an A.P is 72 and the sum of the next 9 terms is 71, find the A.P
  76. mathematics

    If 20%of a sum of money is $60.what is50% of the same sum of money
  77. mental arithmetic pls help( ASAP)

    50% of a sum of money was £7.00. Find the whole sum of money.
  78. Math

    The sum of two numbers subtracted from twice the sum of those numbers. Please help?
  79. 6TH GR. ALGEBRA

    EXTENDING THE LESSON If you add any two rational numbers, the sum is always a rational number. So, the set of rational numbers is closed under addition. Is the set of rational numbers closed under subtraction. multiplication,and division also? Explain.
  80. Calculus

    9) The rectangles in the graph illustrate a left endpoint Riemann sum for f(x)=(x^2/8) on the interval [4,8]. What is the value of this left endpoint Riemann sum? The rectangles in the graph illustrate a right endpoint Riemann sum for f(x)=(x^2/8) on the
  81. Maths

    1. What is the Right Riemann Sum for f(x)=x−3 over the interval [8,11], with n=3 rectangles of equal width? 2. What is the right Riemann sum of f(x)=x+3 when using 3 rectangles in the range [−3,−1]? 3. What is the left Riemann sum of f(x)=−2x+1
  82. Calculus

    The rectangles in the graph illustrate a left endpoint Riemann sum for f(x)=x^2/8 on the interval [4,8]. The value of this left endpoint Riemann sum is? The rectangles in the graph illustrate a right endpoint Riemann sum for f(x)=x^2/8 on the interval
  83. Calculus

    The rectangles in the graph illustrates a left endpoint Riemann sum for f(x)=−(x^2/4)+2x on the interval [3,7]. The value of this left endpoint Riemann sum is? The rectangles in the graph illustrates a right endpoint Riemann sum for f(x)=−(x^2/4)+2x on
  84. precal

    The smaller of 2 numbers is 10 less than 4 times the greater number. The bigger number is 19 more than the smaller one. If x is the smaller number one equation is: a)x+y=19 b)x=19-y c)y=x+19 d)x=y+19 I'm almost positive it is d I just want to check. A
  85. Algebra

    A stack of $20, $50, and $100 was retrieved as part of a police investigation. There were 36 more $50 bills than $100 bills. Also, the number of $20 bills was 8 times the number of $100 bills. If the total value of the money was $9240, find the number of
  86. Tech math

    The sum of two numbers is 32. Ten more than half of the sum of the numbers is 26. What are the numbers?
  87. Algebra II

    Given f(x)=x^3-7x^2+6x+14, what is the a. sum of its zeros? b. product of its zeros? c. sum of the squares of its zeros?
  88. math

    Sum of 8numbers is X,sum of a different set of nine numbers is 2x.average of smaller set of numbers is one more than average of the larger set of numbers.write an equation for X and solve it
  89. algebra

    Write out variable expression for the following. I. 15 more than a number II. 6 less than a number III. The product of a number m and 7 Its part of a review but I don't understand it.
  90. Math

    When 25 is added to a number and the result is halved, the answer is 3 times the original number. If let the number is X, make an equation to find X.
  91. alg 7

    a player rolls five number cubes to score the maximum number of points find the possible number of outcomes? pls help?
  92. Probability

    A number cube has six faces numbered 1 to 6. John tossed two number cubes several times and added the number each time.
  93. Maths

    If a number is chosen at random from integers 5 to 25 inclusive, find the probability that the number is (a) multiple of 5 or 3 (b) even or prime number (c) less or greater than 18
  94. Math

    Luis has$ 10.25 in change in his piggy bank.the number of nickles is three times the number of dimes the number of quaters is one how many coins does he have.
  95. Math

    Which of the following is an example of a ratio? number of dogs who like Good boy treats number of chocalates per bag number of people who like math all of the above Please help
  96. Math

    1) if the polynomial p(x) has factories of 12, (x-5), and (x+4), which of the following must also be a factor of p(x)? 2x^2 + 8 4x^2-20 6x^2 -6x-120 x^2-10x+25 2) IF f(x)= -x+7 and g(f(x))= 2x+1, what is the value of g(2)? ^I got 11 The square of a
  97. Maths

    difference between 2 natural numbers is 24 the bigger number is 4 times greater than the smaller number find the number
  98. Math help

    You roll a standard, six sided number cube. what is the probability of rolling a prime number or a number greater than 2.
  99. algebra

    translate this expression into a mathematical problem the difference between one more than three times a number and a number is 19 find the smaller number
  100. Maths

    Difference between the two natural number is 24 . The bigger number is four time greater than the smaller number , find the numbers.