1. 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

    asked by Vann on February 7, 2010
  2. 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

    asked by angel on December 8, 2011
  3. 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

    asked by shaunte on December 11, 2014
  4. 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?

    asked by bryce on August 30, 2009
  5. 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?

    asked by ALEXIS on September 20, 2010
  6. 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?

    asked by Anonymous on August 31, 2009
  7. 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

    asked by ahmad on March 31, 2017
  8. 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

    asked by Terri on May 13, 2012
  9. 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

    asked by Celina on November 14, 2008
  10. 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

    asked by KIRA on February 20, 2008
  11. 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

    asked by bill on March 7, 2010
  12. 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

    asked by courtney on December 24, 2009
  13. 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?

    asked by happy on October 17, 2014
  14. 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.

    asked by Sam on April 24, 2014
  15. 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

    asked by Cindy on June 15, 2016
  16. 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

    asked by Amanda on December 16, 2007
  17. 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???

    asked by Ms. H on September 20, 2017
  18. 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

    asked by Kim on November 19, 2017
  19. 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

    asked by jigar on August 16, 2007
  20. 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.

    asked by Bongo on December 3, 2007
  21. 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

    asked by MIiranda on August 30, 2012
  22. 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

    asked by jas20 on February 27, 2007
  23. 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.

    asked by Anonymous on May 15, 2013
  24. 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.

    asked by Joseph on November 10, 2018
  25. 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

    asked by wtewt on October 24, 2012
  26. Algebra

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

    asked by Anonymous on February 10, 2017
  27. 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! (:

    asked by Alan on February 3, 2010
  28. 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=

    asked by alexa on July 14, 2011
  29. 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

    asked by Anonymous on April 25, 2015
  30. 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 -

    asked by John on February 1, 2016
  31. 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.

    asked by Student555 on February 28, 2011
  32. 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

    asked by Peru on October 16, 2017
  33. 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

    asked by Mitch on December 4, 2016
  34. 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

    asked by Allura on November 17, 2011
  35. 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.

    asked by ash on October 15, 2013
  36. 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

    asked by Anonymous on August 27, 2012
  37. 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

    asked by andrea on May 12, 2008
  38. 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

    asked by jodi on April 24, 2012
  39. 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-

    asked by Ash on September 17, 2014
  40. 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

    asked by ROBERT on September 24, 2008
  41. 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

    asked by Anonymous on September 10, 2009
  42. 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

    asked by I have a headache on September 9, 2009
  43. 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

    asked by Anonymous on July 2, 2016
  44. 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

    asked by Ling on December 14, 2009
  45. 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

    asked by Adriana on June 11, 2012
  46. Mathematics

    If the sixth term of an A.P is 37 and the sum of the first sixth term is 147.find the first term and the sum of the first 15 terms

    asked by Olajumoke on October 15, 2018
  47. 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.

    asked by Tom on January 8, 2014
  48. Algebra

    Find 5 consecutive whole numbers if it is known that the sum of the squares of the first 3 numbers is equal to the sum of the squares of the last 2 numbers.

    asked by Sam on December 6, 2018
  49. 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.

    asked by nikki on December 16, 2014
  50. 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

    asked by Pierce_the_Sirens2000 on November 28, 2014
  51. 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

    asked by math on December 5, 2013
  52. 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

    asked by Anonymous on October 28, 2011
  53. Math

    The sum of two numbers subtracted from twice the sum of those numbers. Please help?

    asked by Ashleigh Cunningham on October 23, 2013
  54. math

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

    asked by josh on January 27, 2015
  55. mathematics

    If 20%of a sum of money is $60.what is50% of the same sum of money

    asked by Damalee on March 9, 2016
  56. mental arithmetic pls help( ASAP)

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

    asked by laceh on February 7, 2017
  57. 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

    asked by jasmine20 on December 21, 2006
  58. 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

    asked by HH on May 19, 2017
  59. 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.

    asked by Amelia on December 16, 2009
  60. 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

    asked by Hailey on November 12, 2014
  61. 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

    asked by Hailey on November 17, 2014
  62. 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

    asked by Hailey on November 17, 2014
  63. 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

    asked by S on June 1, 2014
  64. 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?

    asked by Sue on September 12, 2010
  65. 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?

    asked by Marty on May 26, 2011
  66. 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

    asked by Lindy on October 27, 2014
  67. 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

    asked by eragon on January 16, 2007
  68. 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

    asked by Alison on September 17, 2017
  69. Probability

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

    asked by Amy on January 31, 2013
  70. 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

    asked by Queeneth on May 29, 2016
  71. 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.

    asked by Cookie on March 16, 2015
  72. alg 7

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

    asked by unknown.gonegirl on December 22, 2012
  73. 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.

    asked by Anonymous on September 16, 2015
  74. 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.

    asked by Alelia on November 15, 2016
  75. 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

    asked by Anne on May 25, 2010
  76. calculus/Trig

    Suppose you wish to express sin(3t) in terms of sint and cost. Apply the sum formula to sin(3t) = sin(t+2t) to obtain an expression that contains sin(2t)=sin(t+t) and cos(2t)=cos(t+t). Apply the sum formulas to those two expressions. Enter the resulting

    asked by John on May 23, 2010
  77. 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. the

    asked by Jen on September 23, 2008
  78. Algebra 1

    Find three consecutive even numbers such that the difference between 3 times the first number and twice the second number is 1/3 the third number. also, my teacher told me to use an equation.

    asked by NEED HELP NOW!! on February 22, 2013
  79. algebra1

    one number is 8 less than another .the quotient formed by dividing the higher number by the lower number is 15/11.Find the values of the two numbers

    asked by loulou on April 23, 2013
  80. Maths

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

    asked by Beena on October 19, 2016
  81. Maths

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

    asked by Amos on October 19, 2016
  82. 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

    asked by laverne on April 17, 2016
  83. 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.

    asked by Roonie on May 19, 2014
  84. math

    finding the worth of the unit fraction will help you to solve each problem below. 1. if 4/5 of a number is 16, what is 1/5 of the number? 4/5 * x= 16 divide both sides by 4 1/5 x = 4 One fifth of the number is ...four.

    asked by jack on April 3, 2007
  85. Math

    if a number is not a rational number, then it is______. A. an integer B.an irrational C.whole number D.a radical My best answer is B. Can you check please @Ms.Sue

    asked by Annabelle on November 18, 2015
  86. algebra

    ranslate into a variable expression. Then simplify. (Use x to represent the number.) a number decreased by the total of the number and eighteen

    asked by Phuong on May 3, 2016
  87. 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

    asked by Aline on March 3, 2018
  88. math

    You roll a number cube twice. Find the probability of the event in fraction form. -Rolling a 4 then an even number -Rolling a 3 then a 3 -Rolling a number less than 1 and then a number less than 2

    asked by Sami on May 21, 2016
  89. math

    A positive two-digits number is such that the product of the digits is 24.When the digits are reversed,the number formed is greater than the original number by 18.Find the number

    asked by wayne on August 16, 2016
  90. Math - Year 10 - Simult. Equations

    Q) one number is 9 less than three times a second number. If the first number plus twice the second number is 16, find the two numbers.

    asked by ^ ^ on June 3, 2016
  91. 5th grade

    How do you write a mixed number as a decimal such as 1/2 and the whole number 3? Also 3/4 and the whole number 4. Also 1/5 and the whole number 7. Thank you who will may help me!:)

    asked by sophia on November 1, 2010
  92. science

    if a number is not an irrational number then it is s) a rational number b) a integer c) a whole number

    asked by victoria on November 14, 2013
  93. Math algebra

    One number is 10 more than the other number. Twice the smaller number is 13 more than the larger number. What are the numbers?

    asked by Vicky on August 28, 2008
  94. Math

    My number is greater than 10 but less than 70. The number has 2 in the tens place. The number is 10 less than 45. What is my number?

    asked by Ashley on November 15, 2012
  95. Math

    I am thinking of a number. If you multiply my number by 6 and then subtract 35, you will get my number. What is my number?

    asked by Zacky on October 11, 2016
  96. math Help!!!!!!

    If a number is not a rational number, then it is A. An integer B. An irrational number C. A whole number B? Thanks

    asked by Callie on November 5, 2014
  97. plz help me out** math

    find a number such that 14 less than three times the number is 25. i think u subtact 14-3n=25 14-3n=25 won't get it. That gives a negative number. Try 3n-14=25. Solve for n. Im in algebra the answer is 14-3n=25.Promise me always get these problems right.

    asked by valerie* on November 6, 2006
  98. math

    Bacteria in a certain culture increase at a rate proportional to the number present. If the number doubles in one hour, how long does it take for the number to triple?

    asked by rama krishna on October 4, 2015
  99. Math

    1. At a basketball game, the ratio of the number of freshmen who attended to the number of juniors who attended was 3 to 4. The ratio of the number of juniors who attended to the number of seniors who attended was 7 to 6. What was the ratio of the number

    asked by Bethany on February 9, 2015
  100. Math

    1. "A bacteria population doubles in number every 3 hours. If there are 40 individuals now, how many in 24 hours?" SO I used the geometric series sum formula, with n=8(24/3=8), t1=40, and r=2, but I got 10200 as the answer, instead of what the answer key

    asked by Bethany on January 24, 2015