1. help

    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 back into the machine...
  2. 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 back into the machine...
  3. pre algebra

    Ryan is thinking of a number. When he multiplies this number by 6 and then subtracts 15 from the answer, he ends up with his original number. What number is Ryan thinking of?
  4. math

    ruben is thinking of a number x.if he multiplies the number by 5 and then subtracts 12 from the product, the answers he gets is equal to 3 times x. what is x?
  5. Math olympiad

    A machine is set to give out one number less than twice the number fed into it. A number is fed into the machine. the result is fed back into the machine. The second result is 53. What number was first fed into the machine?
  6. lotto next number 1/90

    What number will play next after this past winning and machine Win-18-88-62-69-27 machine-14-45-84-66-13 win-05-50-18-75-58 machine-71-43-12-68-35 Win-15-46-03-27-51 machine-70-07-76-43-08 Next -------------------- Answer this Question
  7. Linear Programming

    We produce two products: product 1 and product 2 on two machines (machine 1 and machine 2). The number of hours of machine time and labor depends on the machine and the product as shown in Table 64. The cost of producing a unit of each product is shown in Table 65. The number ...
  8. college finite math

    A product may be made using Machine I or Machine II. The manufacturer estimates that the monthly fixed costs of using Machine I are $17,000, whereas the monthly fixed costs of using Machine II are $14,000. The variable costs of manufacturing 1 unit of the product using Machine...
  9. math

    the number of bottles a machine is proportional to the number of minutes the machine operates the machine fills 250 bottles every 20 minutes 0,0 to 10,125 explain why these are the answers
  10. Math mrs sue

    Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what number...
  11. math percents

    Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what number...
  12. math

    The cost "C" of operating a concrete-cutting machine is related to the number of minutes "n" the machine is run by the function: C(n)=2.2n⋀2-66n+655. For what number of minutes is the cost of running the machine a minimum? What is the minimum cost?
  13. Math

    A candy machine contains 5 times the number of nickels in dimes and is less than 16 the number of quarters. Total value is $12.80. How many are there nickels and dimes? I can't understand what means 5 times the number of nickels in dimes. How do you put nickels in dimes? How ...
  14. math

    A machine prints out the number 1, 2, or 3 with equal probabilities. A machine starts printing numbers independently one after another and stops the rst time it prints 1. Let X denote the number of 2s it printed. Compute E[X] and var(X).
  15. 4th grade New

    Jason is thinking of a number. He adds 8, multiplies by 2, subtracts 4,and then divides by 2. The result is twenty-four. What number is Jason thinking of?
  16. stats

    Suppose a shipment of 500 machine parts contains 62 defective and 438 non-defective machine parts. From the shipment you take a random sample of 25. You are interested in the number of defective machine parts out of 25 trials and corresponding probabilities. When sampling with...
  17. math

    Ronnie is thinking of a number. He says that he gets the same result when he multiplies his number by 2 as when he adds 5 to his number. What is the number?
  18. algebra

    I am the middle of 3 numbers whose total is 31. The largest is 3 more than 5 times the smallest. What # am I? 1st number I put as x 2nd number I put as y as long as y> x 3rd number is 3+5x=z X+y+z=31 so when I plug it in I get X+y+3+5x=31. Y=28-6x Now is where I get lost. ...
  19. MTH 156

    When two gears are mashed the revolution per minutes (rpm) are inversely proportional to the number of teeth, as show below. In one machine the rpm ratio of the larger gear to the small gear is 4:7 The small gear has 216 teeth In second machine the larger gear revolves at 400 ...
  20. Science

    Design a Turing Machine with One infinitely long tape containing 0, 1, or blank The minimal number of states in its transition An input number written on the tape initially that computes the function of f(n)=n×4 for any natural number n. You are expected to submit A ...
  21. math

    Thomas is thinking of a number, if he doubles his number and subtracts 27, he gets 407. Whats his number?
  22. math

    mr. henderson has 2 bouncy ball vending machines. he buys one bag of the 27 millimeter balls and one bag of the 40 millimeter balls. he puts an equal number of each in the machine. how manu bouncy balls does he put in each machine?
  23. Math

    2. Anita multiplies a number by 2 and then adds her starting number to the product. Amit adds this same original number to itself and then multiplies that sum by 2. The difference between Anita’s and Amit’s results is 9. What is their starting number?Explain.
  24. math

    What number will play next after this past winning and machine Win-18-88-62-69-27 machine-14-45-84-66-13 win-05-50-18-75-58 machine-71-43-12-68-35 Win-15-46-03-27-51 machine-70-07-76-43-08 Next --------------------
  25. Math equation

    Question1 The difference of a number and 7 is -8 I put n-7=-8 Is that correct? Question 2 Six less than the product of four and a number is -5 I put 6-4n= -5
  26. math

    i am a number between 20 and 30. put me into 6 equal groups.ther is a even number in each group and one is left over. what number am i?
  27. Math

    I am a number between 20 and 30. When you put me into 7 equal groups, there is an odd number in each group and 2 are left over. What number am I
  28. 2nd grade

    i am a number between 20 and 30, when you put me into 6 equal groups, there is an even number in each group and 1 is left over, what number am I.
  29. algebra

    a five digit number that follows the pattern:if you put a 1 after it the number is three times as large as it would be if u had put a 1 before it
  30. math

    hi, could someone please help me solve this problem, i know the answer is 24, i just need to know how to solve it. a "lucky dollar" is one of nine symbols on each reel of a slot machine with three reels. a player receives one of the various payouts whenever one or more lucky ...
  31. Please help--algebra!

    Here's the question I'm having trouble with. Please walk me completely through the question and give me the answer so I can thoroughly understand it, so I can solve similar problems in the future. #1: Mary uses a secret code to write messages. First, she translates each letter...
  32. math

    i am a number between 20 and 30. when you put me into 6 equal groups, there is an even number in each group and 1 is left over. what number am i?
  33. Riddles

    i am a number between 30 and 40 When you put me into 8 equal groups there is an even number in each group and 1 is left over what number am i
  34. imp4

    Pow 3 "a sticky gum" revisited Gumballs are 1 penny each. The kids each want a different color. what is the maximum spent with each generalization. create formulas for the following. Generalize the number of children. Generalize the number of gum ball each child wants. ...
  35. statistics

    TRUE OR FALSE 35. A survey of women owned business found that approximately 30% of all small businesses are owned by non‐Hispanic white women. In a sample of 250 non‐Hispanic businesses owned by whites, the average number of businesses owned by female would be 75. ...
  36. algebra

    How do you factor numbers? 2x squared + 5x-3 for instance? 2x^2 + 5x -3 Make two sets of parentheses. ( ) ( ) The first number in each set must be such that the product will be 2x^2. Obviously, that must be 2xand 1x so put them in. (2x )(x ) The next thing in the set is the ...
  37. math

    find each sum or difference 1. -1/2 + 1/3 1. -1/6 2. -1/3 3. 2/3 4. 1/6 I got 2/3 because I added the 2 numerators and got 2 then I kept the LCM as the denominator so I got 2/3. 2. -3 1/5 + -6 1/2 1. -3 2/7 2. -3 7/10 3. -9 2/7 4. -9 7/10 I got number 3 because I added the two...
  38. math

    Terence is looking for two numbers. If he multiplies the first number by three and adds one, he gets the second number. However, the first number is only 1/4 of the second number. What are the two numbers?
  39. 242

    Carlos enters 10 into a function machine and gets 8. Then he enters 15 into the machine and gets 9. What rule does the function machine use when a number is entered into it?
  40. palm valley

    ruben is thinking of a mystery number. if he multiplies the number by 6 and then divides it by 9, the result is 708. what is the mystery number
  41. 5 of 90 lotto equation formula

    Example: on 5 Feb. 2011, draws were::: 44 – 68 – 90 – 64 – 66 and 12 Feb. 2011, draws were::: 89 – 27 – 12 – 49 – 40 Each draw has a corresponding machine number. For instance, the machine numbers for the 5 Feb. 2011 were::: 87 – 50 – 58 – 55 – 3 and ...
  42. MATHS

    This bank machine has four rows of buttons 1 2 3 4 5 6 7 8 9 0 Sam has a 4-digit bank number that uses one button from each row. For example his bank number could be 0571. How many different possibilities for Sam's bank number are there? The answer should be 648
  43. problem solving

    pasha is thinking of a number such that when twice the number i added to three times one more than the number she gets the same result as when she multiplies four times one less than the number. what number is pasha is thinking about
  44. math

    Please check 6 more than a number n 6(n)+9 A number m multiplied by 7 7xm 9 less than a number w 9-w The sum of a number a and 9 9+a A number k minus 7 K-7 5 times a number h,plus 12 5*h + 12 5 increased by a number g 5+g
  45. introductory Algebra

    A small slot machine holds 500 coins consisting of nickels, dimes, and quarters. The number of quarters is twice the number of dimes. If the value of all the coins is $88.00, how many nickels, were in the slot machine?
  46. math

    The cosat C, in dollars, of operating a concrete-cutting machine is modelled by C=2.2n^2-66n+655, where n is the number of minutes the machine is run. How long must trhe machine run for the operating cost to be at a minimum? What is the4 minimum cost?
  47. Math

    For example 80 71 43 65 45 is the winning number and 51 69 18 81 37 is the machine number,how do i solve this problem to get the accurate next winning numbers from 1-90? Tutor me the exact calculation and formula please.
  48. Algebra

    Determine all pairs (m, n) of a two-digit natural number m and a single-digit natural number n satisfying the following conditions. 1) If the number n is given as the number between the two digits of the number m, then a three-digit number is obtained which is 11 times the ...
  49. Math

    Determine all pairs (m, n) of a two-digit natural number m and a single-digit natural number n satisfying the following conditions. 1) If the number n is given as the number between the two digits of the number m, then a three-digit number is obtained which is 11 times the ...
  50. maths-urgently needed

    Consider the number 6135246. Jai can change this number in the following way. He can select atleast one digit and at most six digits (which need not necessarily be consecutive) from this number, and shift them to the rightmost in their respective order. For example- If she has...
  51. math

    3(4u-6)=2(4u-3)-(u-8) what is u 12u-18=8u-6-u+8 Can you take it from here? so I would have combine like terms then add right? what about 3(n-2)-2(3-n)=4(n-3) same thing...use distributive property to multiply, do the operations, solve for n give it a try... u could be "any" ...
  52. Math

    The number is not less than 20. The number is not greater than 40. The number is not divisble by 2, 3, or 7.THe number is not a prime number. THe sum of the number's digits is not 8. What's the number?
  53. math

    A company manufactures x units of Product A and y units of Product B, on two machines, I and II. It has been determined that the company will realize a profit of $2/unit of Product A and a profit of $7/unit of Product B. To manufacture a unit of Product A requires 6 min on ...
  54. math

    A company manufactures x units of Product A and y units of Product B, on two machines, I and II. It has been determined that the company will realize a profit of $2/unit of Product A and a profit of $7/unit of Product B. To manufacture a unit of Product A requires 6 min on ...
  55. Math Algebra 2

    Ok im stumped on this HW problem can anyone help? The Blue clothing company makes both shirts and pants. Each shirt gives a profit of $25, while a pair of pants yields $55. Both shirts and pants are made using machines and human labor. A single shirt takes an hour of machine ...
  56. Statistics

    Machines are used to pack sugar into packets supposedly containing 1.20 kg each. On testing a large number of packets over a long period of time, it was found that the mean weight of the packets was 1.24 kg and the standard deviation was 0.04 Kg. A particular machine is ...
  57. statistics

    Machines are used to pack sugar into packets supposedly containing 1.20 kg each. On testing a large number of packets over a long period of time, it was found that the mean weight of the packets was 1.24 kg and the standard deviation was 0.04 Kg. A particular machine is ...
  58. Physical Science

    A machine you designed has an efficiency of 60%. What happens to 60% of the work put into the machine, and what happens to the other 40%?
  59. grade 6 math

    I have a input and output machine . The input number is 5 and the output number 4. the second input number is 10 and the output is 5. I am having a hard time finding the operation. Can some please help thanks
  60. English

    Can you check if my instructions on how to do the washing and the washing-up are correct? Thank you very much. When you do the washing, you sort the clothes, put them into the washing machine, insert the washing powder into the drawer or plastic container, start the washing ...
  61. College Algebra

    A company that bought a machine for $30,000 wants to depreciate its entire value equally over the next ten years. Write an equation that represents the machine's value, v, in terms of the number of years that have passed since the machines purchase, t.
  62. SMU

    Ans:- Machines are used to pack sugar into packets supposedly containing 1.20 kg each. On testing a large number of packets over a long period of time, it was found that the mean weight of the packets was 1.24 kg and the standard deviation was 0.04 Kg. A particular machine is ...
  63. math

    the number of my hunderds plus the number of my thousandsin 3. the number of my tens is 7 times the number of my hundreds. the number of my ones is 3 times the number of my thousands. allmy digits are differnt. what number am i ?
  64. Statistics

    A machine fills 12 ounce bottles with soda. For the machine to function properly, the standard deviation of the sample must be less than or equal to 0.02 ounce. A sample of 8 bottles is selected, and the number of ounces of soda in each bottle is given. At alpha +0.05, can you...
  65. MATH- please help!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
  66. MATH

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
  67. math

    the following numbers are put in a machine and put out, they are in a pattern. if you put in 4.5, what will you get out. input output -15 -7 -6 -4 0 -2 3 -1 6 0 12 2
  68. Math ms sue please please please help!!!!!!

    1)a bag contains five red marbles and seven blue marbles. you pull one marble out of the bag and replace it before putting out a second marble. what kind of event is this? independent, dependent, or both? 2) A bag contains 5 marbles. Without looking, you pick a marble with ...
  69. math- im really confused! please help!!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
  70. MATH-PLEASE HELPPP!!!!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2 Machine B: 2 Machine C: 2 ...
  71. algebra

    During a manufacturing process, a metal part in a machine is exposed to varying temperature conditions. The manufacturer of the machine recommends that the temperature of the machine part remain below 141°F. The temperature T in degrees Fahrenheit x minutes after the machine ...
  72. Algebra 1:(

    when writing an exponential number, it represents the number of times a base multiplies itself? Whats the vocab word for this..?
  73. PRE-CALC

    A number is selected at random from the set {2, 3, 4, … ,10}. Which event, by definition, covers the entire sample space of this experiment? A) The number is greater than 2. B) The number is not divisible by 5. C) The number is even or less than 12. D) The number is neither ...
  74. statistics

    Suppose a shipment of 500 machine parts contains 62 defective and 438 non-defective machine parts. From the shipment you take a random sample of 25. You are interested in the number of defective machine parts out of 25 trials and corresponding probabilities. I believe the ...
  75. statistics/probability

    QUESTION- machines are used to pack sugar into packets supposedly containing 1.20kg each.on testing a large number of packets over a long perodof time ,it was found that the mean weight of the packets was 1.24kg and the standard deviation was 0.04kg. a particular machine is ...
  76. maths

    would it be number 6? The head of an industrial machine moves in a straight line horizontally backwards and forwards from a central position. The movement can be modelled using the sine wave d = 80 sin ( pie t), where d is the horizontal distance (in cm) from the central ...
  77. English- citing in mla format

    i am writing a paper on a novel and i used quotes from the book. when i cite do i need to put (author name page number) every time, or should i do it that way once and then just put (page number)? thanks http://wwwold.ccc.commnet.edu/mla/ Be sure to go through various sections...
  78. algebra

    Please check A number m decreases by 4 m-4 A number d divided by k,minus 6 D/k-6 A number b less 8 B-8 The sum of a number m and 10 M+10 18 divided by a number r 18/r 32 decreased by a number n 32-n A number k increased by itself K+k
  79. Pre Algebra

    1.Which of the following numbers is an example of an integer? A -15** B 3/5 C √7 D 0.252525... 2.Which statement is false? A every integer is a real number. B the number zero is a rational number.** C every irrational number is a real number. D every real number is a ...
  80. math

    I am a 2-digit number over 50. When you put me in groups of 7, two are left over. The sum of my digits is 11. What number am I?
  81. Math

    half of some number times 5 divided by another number. I have to put this into an expression. 1/2 * a * 5 / b or .5 * a * 5 / b Is this correct?
  82. math

    I am between 20 and 30. When you put me into 5 equal groups, there is an odd number in each group and one is left over. what number am I?
  83. 4th grade

    i am a two-digit number over 50. when you put me in groups of seven, two are left over. the sum of my digits is 11. what number am i
  84. math

    I AM A NUMBER BETWEEN 20 AND 30. WHEN YOU PUT ME INTO 6 EQUAL GROUPS, THERE IS AN EVEN NUMBE IUN EACH GROUP AND 1 IS LEFT OVER. WHAT NUMBER AM I?
  85. Math

    If numbers 1-10 are put in a bowl determine the probability that if two are selected they would 1. both be even,2. both would be less than 5 and 3. the first number is odd and the second number is even.
  86. math

    I am a number between 20 and 30.When you put me into 6 equal groups,there is an even number in each group and 1 left over. i cant figure out how to solve this
  87. math

    i am a number between 20 and 30. when you put me into 6 equal groups, there is an even number in each group
  88. 2nd grade math requestion post

    Okay, my child is doing problem solving lesson 5-7 in scott foresman addison wesley book. The question that we are having a problem with is a number line. there are 10 spaces in the number line and the clues are: Clue 1: the number are between 70 and 82 Clue 2: the first ...
  89. math

    Find a 4-digit number so that if you put a decimal point in the middle the number you get is the average of the two numbers on either side??
  90. math word problem

    The sum of a number and its square is 72. What is the number? I took a guess at 8, but I don't know how to put it in an equation form.
  91. statistics

    The number of defects in a random sample of 200 parts produced by a machine is binomially distributed with p = .03. Based on this information, the expected number of defects in the sample is 6. Is it True or False?
  92. math

    Nicole made a pattern with numbers. 27 81 243 729 ? Which statement about the next number in the pattern is true? A.The number has 3 digits B.The number is greater than 2000 C.The number is less than 1500 D.The number is an even number A?
  93. maths

    Boxes A nad B contain a total of 480 marbles. After 0.25 of the marbles in Box A is taken out and put in Box B, and then 0.5 of the marbles in Box B is taken out and put in A, the number of marblesin Box A becomes 3 times the number of marbles in Box B. What is the number of ...
  94. math

    three times a number less four is 17 put in number form
  95. math

    three times a number less four is 17 put in number form
  96. maths

    Fill in the blanks- 1). the sum of two consecutive odd numbers is 84, the number are ________ and________ 2). A number multiplied by 6 and then reduced by 3 gives 69, the number is_______ 3). The number of boys is 3/2 the number of girls in class. the total strength is 40. the...
  97. Math

    Your child is learning to identify the number that is one more or one less than a given number up to 20. Ask your child if he /she can use a pencil to join the bees that are one more than each number to the flower.then ask him/her to find the bees that are one less than the ...
  98. Algebra

    I just need help with the number game part. I can't think of any kinds of games to come up with? Take any number (except for 1). Square that number and then subtract one. Divide by one less than your original number. Now subtract your original number. Did you reached 1 for an ...
  99. Algebra

    Is the square root of 362-a real number, irrational number, rational number, integer, whole number and or counting number?
  100. math

    could someone please help me with this problem. Which of the following phrases does not describe the number -¾? (Points : 1) rational number irrational number real number negative number
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