1. Math

    1. The measure of an interior angle of a regular polygon is 20 more than thrice the measure of its adjacent exterior angle. Find the number of sides of the polygon and its total number of diagonals. 2. Find the sum and difference between the sum of the
  2. Computer science

    I'm completely lost, need help to find which two are true: A A standard ID-1 payment card has a CVV1 code printed on it to assist with ‘card-not-present’ transactions. B A four-digit decimal PIN (commonly used for payment cards) can provide a wider
  3. Chem 1

    It takes 208.4 kJ of energy to remove 1 mole of electrons from an atom on the surface of rubidium metal. What is the maximum wavelength (in nm) of light capable of removing a single electron from an atom on the surface of rubidium metal? Ok, I know I have
  4. maTH

    1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the probability that you select a vowel. Write your answer as a fraction in simplest form. (1 point) 2. Suppose you spin the spinner once.
  5. math urgent

    1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly. Without looking, you draw one letter. Find the probability that you select a vowel. Write your answer as a fraction in simplest form. (1 point) 2. Suppose you spin the spinner once.
  6. math

    Could someone double check my answers. 1. Write the number in expanded form 684 answer: (6x100)+(8x10)+(4x1) 2.Give the place value for the indicated digit 8 in the number 138,350 answer: thousands 3. Write the following in the standard form of a number
  7. math

    Write the expression thrice the sum of m and 8
  8. writting a program

    Speed of Sound. Sound travels through air as a result of collisions between the molecules in the air. The temperature of the air affects the speed of the molecules, which in turn affects the speed of sound. The velocity of sound in dry air can be
  9. MATHS

    Please help - In a stationery shop, there were pens, erasers and rulers. There were thrice as many pens as erasers and thrice as many erasers as rulers at first.After the shop keeper sold 6 rulers and some erasers there were thrice as many pens as erasers
  10. Java Programming

    I am trying to finish this final problem on my Java homework. Due to a death in the family I've missed a class and now am trying to get back on track. Write a driver class called GasPumpDriver that meets the following specifications: • Prompt the user to
  11. Math

    If 7 times a certain number is subtracted from 630, the remainder is thrice the number. Find the number.
  12. math

    if 7 times a certain number is subtracted from 630,the remainder is thrice the number. find the number
  13. Math

    I am thingking of a number thrice my number minus 6 equals 66 what is my number?
  14. Algebra 2

    The sum of 3 numbers is 42 The sum of the first number and the third number +2 = the second number The third number multiplied by 2 is equal to the sum of the first and third number Can someone help me solve this? Questions like these make my brain hurt, I
  15. Math

    A number is such that thrice its 14 less than 5 times the number.find the number
  16. Algebra 1a

    I want to know if I have this right translate the phrase into mathematical expression and then simplify six times a number subtract thrice the same number. 6n-3n 6x-3x
  17. math

    " I am thinking of a number thrice my number minus 6 equals 66"
  18. Re: Physics (check)

    Posted by COFFEE on Friday, March 30, 2007 at 4:16am. A sanding disk with rotational inertia 1.1 x 10^-3 kg*m^2 is attached to an electric drill whose motor delivers a torque of 6 Nm about the central axis of the disk. What are the following values about
  19. URGENTlast question for Math

    Which word phrase can be used to represent the algebraic expression 4(21+n)? 4 plus the sum of 21 and a number n 4 times the product of 21 and a number n*** 4 times the sum of 21 and a number n 4 less than the sum of 21 and a number n Am I correct Steve or
  20. programming

    1. The attached bombs.zip file contains 19 bombs. These bombs have been numbered and every one needs to break only one. The assignment is as follows. For example, student 191464104 needs to break binaryBomNo.2.exe. You need to find out the 6-digit password
  21. math

    Find the two numbers that multiply to the product number and add to the sum number of the following: a)Product 563033256; Sum 51895 b)Product -43481220; Sum 28429 c)Product 2545124358; Sum -105619 I tried xy = product and x+y = sum, but it didn't work
  22. algebra

    Twice the first number is eleven more than the sum of the other two numbers. The sum of twice the first number and three times the third number is one more than the second number. The second number is equal to the sum of the first number and the third
  23. MATHS

    IF A IS ADDED TO THRICE OF A NUMBER GIVES 45 THEN THE NUMBER IS.
  24. math

    The sum of two numbers exceeds thrice the smaller by 2.if the difference between them is 19,find the numbers
  25. math

    Mario's age is thrice the age of Martin. If the sum of their ages is 80 , how old are they?
  26. Algebra

    Express in mathematical form using two variables(x,y) the sum of the numerator and the denominator of a fraction is greater by 1 than thrice the numerator
  27. Math

    What number or numbers are equal to thrice their own square root?
  28. probability

    two fair six-sided dice are rolled and the sum of the dots on the top faces is recorded. a) complete the table, showing the number of ways each sum can occur sum: 1 2 3 4 5 6 7 8 9 10 11 12 ways:1 2 3 b)use the table to find the probability of the
  29. math

    can someone check my work please? 1. Seven times a number, added to the sum of the number and eight. 7*x+8 2. A number multiplied by -7 less 11 X*(-7)-11 3. A number multiplied by 9, added to -8 X*9+(-8) 4. 8.7 less than a number 8.7-x 5. The sum of a
  30. Math

    I'm confused between using the terms "less than" in translating statements and phrases to expressions. What's the answer when the statement says:thrice a number less than fifty? I'm asking because sometimes expressions could be easily get just by putting
  31. Statistics

    cant tell if i am on right track for this prababilitly hw assigment help would good! I was recently given a hw assigment dealing with the price is right's "money game". The contestant is shown nine cards on a board. Each card has one pair of numbers. One
  32. Grade 8 Math

    Can you write them in Mathematical/numbers form I'll solve them myself. i don't really get it though i have written the first one in mathematical for but i'm not sure if that's right. 1. When six is subtracted from five times a certain number, the result
  33. Math

    Directions : write the equation or an inequality 1.The difference of a number C and 17 is more than 33 ? 2.The product of 3 and number X is at most 21 ? 3.The sum of 14 and twice a number Y is equal to 78 ? 4.The difference of 22 and the quotient of a
  34. Math

    Use the Distributive Property to prove each statement. Hint: you can write an even number as 2n and odd number as 2n + 1, where n represents any whole number. A. The sum of two even numbers is even. B. The sum of two odd numbers is even. C. The sum of an
  35. alg

    1. (20 points) Police use the equation to estimate the speed (s) of a car, in miles per hour, based on the length (x), of its skid marks upon sudden braking on dry asphalt. a. Solve this equation for d. b. A motorist is involved in an accident. The skid
  36. Statistics

    Find the probability of getting a prime number thrice by tossing a die 10 times.
  37. 5th grade

    I need a little help on this worksheet I got... I have an answer but I'm not sure if it is correct. ALGEBRA--- Translate each verbal expression into an algebraic expression. Then, simplify the expression. 1. Two sets of the sum of a number and eight are
  38. Materials Science

    A compression bar, having a square cross section of side length b, must support a compressive load of magnitude W, uniformly distributed over the bar cross section. The bar is made of two segments connected by a glued joint along plane pq, which is at an
  39. math

    the sum of a number and 3 times that number is 76. what is that number? PLEASE HELP ME I DON'T GET IT!!!!!!!! Mathematics is a language, so translate the English into "math" let the number be x "the sum of a number and 3 times that number is 76", .... what
  40. Algebra

    Ann sells apples and Beth sells oranges. Today, half the number of apples than Ann sold was fifteen less than thrice as much the number of oranges that Beth sold. Can someone explain to me what this means and how to do it pretty please? I really need help
  41. silverbells

    one number is twice another number.if 15 is subtracted from the both numbers,then one of the new numbers becomes thrice that of the new number.find the numbers
  42. science( chem)

    When 100.0ml of a weak acid was titrated with 0.09381M NaOH, 27.63ml were required to reach the equivalence point. The pH at the equivalence point was 10.99. What was the pH when only 19.47ml of NaOH had been added ? I'll just post my work and I need
  43. math

    Consider an equilateral triangle with points located at each vertex and at each midpoint of a side. (See picture.) This problem uses the set of numbers {1, 2, 3, 4, 5, 6}. Place one number at each point. Call the sum of the three numbers along any one side
  44. maths

    anderly chooses three different whole numbers. The largest number is 3 times the smallest number. The middle number is 3 less than the largest number. The sum of the number is three numbers is greater than 30 and smaller than 35. Write an expression for
  45. maths

    anderly chooses three different whole numbers. The largest number is 3 times the smallest number. The middle number is 3 less than the largest number. The sum of the number is three numbers is greater than 30 and smaller than 35. Write an expression for
  46. programming

    I need a help regarding this. Compute and display the sum o 1st and 2nd number, Difference of sum and 3rd number, product of difference and 4th number, Quotient of product and 5th number using Eclipse Helios. My subject is OOP
  47. Reply to grant about a regression problem

    This is a reply to the question posted here http://www.jiskha.com/display.cgi?id=1178989522 As I explained there, you can find the parameters by defining: x1 = Sin(0.49 t) x2 = Cos(0.49 t) and treat this as an ordinary linear regression problem. If we
  48. Statistics

    A loaded coin is tossed 5 times, find the probability distribution for the number of heads, if heads are thrice likely to occur than tails. Let x be the number of heads that will turn up. Compute the probability associated to each value of X using the
  49. algebra

    Five times the smallest of three consecutive odd integers is ten more than twice the longest. Find the integers. The sum of three integers is one hundred twenty three more than the first number. The second number is two more than the first number. the
  50. Math

    There is a three diget number round to the nearest hundred to 200. Round to the nearst 10 this number round to the sum of digits of the number is sum is 19. What is this number?
  51. math

    A red die and a green die have been rolled. (6 sided) What is the probability of the event? 1.The number on the red die is greater than the number on the green die (Answer is 5/12 but how?) 2. The sum is less than 10. 3. The sum is even. 4. The sum is
  52. math

    sabrina used a calcutator and started adding the whole numbers in order 1+2+3+4+5+..... what is the last number she would add that would get the sum on her calculator over 1000? Try it yourself. You'll be surprised that it won't take very long to add up to
  53. math

    every number greater than 2 can be written as the sum of two prime numbers. 22=3+19 or 22=11+11 write the even number from 80 to 96 adbthe sum of two primes in atleast one way.
  54. Agent Help please...C++ Programming

    Write a program that adds the sum of the given number. Sample Output: Enter the range of number to be added: 5 The sum of 1 to 5 is 15
  55. Math

    The difference between the first and second number is zero. Find the numbers such that the difference between thrice the first and twice the second is 18.
  56. algebra

    One number is 4 times another. If the sum of their reciprocals is 5/36 , find the two numbers. I am total lost on this problem x is a number 4x is another number these should = 5/36 so my equation would be x+4x=5/36 first x i am getting 1/36 so the second
  57. programming oop

    I need a help regarding this. Compute and display the sum o 1st and 2nd number, Difference of sum and 3rd number, product of difference and 4th number, Quotient of product and 5th number using Eclipse Helios. My subject is OOP
  58. Math

    The sum of three times and one is not greater than the sum of twice that number and seven.Find the poosible range of value for the number
  59. Math

    The sum of two acute angles in a right triangle is 90 degrees. Find the acute angles on the right triangel wherein twice the first is 40 degrees more than thrice the second
  60. 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
  61. Algebra 1- Math

    The sum of a smaller number and twice a larger number is 67. If the smaller number is increased by 5, the sum will equal the larger number. Find the numbers. A rectangles width is four more than twice its length. Its perimeter is 62. Find the dimension of
  62. Math - Algebra

    The sum of two numbers is 25. Twice the second plus 4 is equal to the first. Find the numbers. The difference of two numbers is 42. Thrice the first 4 more than the second. Find the numbers.
  63. math

    If two dice are rolled, what is the probability that their sum will be a number greater than 5 ? [A]1/6 [B]1/3 [C]13/18 [D]5/6 [E] None of these. i think it is c am i right? 13/18 so i am right? What is the probability the sum is 2,3,4 or 5? If you find
  64. medical coding

    Which of the following code categories should be chosen over codes from other chapters for the same condition? A. Complications of pregnancy B. Neoplasms C. Blood disorders D. Metabolic and nutritional diseases 2. Pyuria or bacteria in the urine should be
  65. math

    (b) the digits of a positive integer having three digits are in A.P and their sum is 15. The number obtained by reversing the digits is 594 less than the original number. Find the number. (c) if a,b,c are in A.P, prove that (i) (ab)^-1, 1/ac, 1/bc are also
  66. math

    (b) the digits of a positive integer having three digits are in A.P and their sum is 15. The number obtained by reversing the digits is 594 less than the original number. Find the number. (c) if a,b,c are in A.P, prove that (i) (ab)^-1, 1/ac, 1/bc are also
  67. math

    find the sum of the measures of the intieior angles of each polygon. -hexagon -pentagon -quadrilateral -octagon -16-gon -27-gon The key is the sum of the measures. All of these figures have the same total number of degrees in their interior angles. What do
  68. Pre-Algebra

    The sum of a number and 3, multiplied by the sum of the number and 4 is equivalent to 16
  69. math

    the sum of following two quantities is 63. four times a number subracted from nine. the sum of two and the number 4(9-x)+(2-x)=63
  70. algebra one

    the sum of twelve ans a number is no greater than the sum of twice the number and -8
  71. C++

    Write a MAIN function and a FUNCTION to compute the sum of the below series. ((-1)^(n+1)*n!)/(n*n) (from n=1 to infinity) Within the MAIN function: . Read a variable EPSILON of type DOUBLE (desired accuracy) from the standard input. EPSILON is an extremely
  72. C++

    Write a MAIN function and a FUNCTION to compute the sum of the below series. ((-1)^(n+1)*n!)/(n*n) (from n=1 to infinity) Within the MAIN function: . Read a variable EPSILON of type DOUBLE (desired accuracy) from the standard input. EPSILON is an extremely
  73. C++

    Write a MAIN function and a FUNCTION to compute the sum of the below series. (n!)/(2n+1)! (from n=1 to infinity) Within the MAIN function: . Read a variable EPSILON of type DOUBLE (desired accuracy) from the standard input. EPSILON is an extremely small
  74. teaching math

    Indicate whether the deductive reasoning used is an example of affirming the hypothesis or denying the conclusion. 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
  75. teaching math

    Indicate whether the deductive reasoning used is an example of affirming the hypothesis or denying the conclusion. 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
  76. 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?
  77. Algebra 2

    1. Find the midpoint and the distance between the points (8,–6) and (13, 4). 1. (4, –3), 10 units 2. 3. 4. (10, –1), 9 units 2. Find the vertex and the focus of the parabola with the equation 4y = x2 – 12x + 52. 1. V(6, 4), F(6, 5) 2. V(6, 4), F(7,
  78. Math

    1: Goldbach's Conjecture is a famous conjecture that has never been proven true or false. The conjecture states that every even number, except 2, can be written as the sum of two prime numbers. For example, 16 can be written as 5+11. 1 a: Write the first
  79. Calculus Infinite Geometric Series

    So this is what Im basically doing, I got how to do Number 1 and 2. This is the way I did it. Im supposed to find the common ration and the sum number. 1. 4 + 2 + 1 + ... The Common ratio is 0.5, so in decimal form it would be 1/2. I sort of get confused
  80. ALG 2! plz help urgent!!

    1.)Four times a certain number is the same as the number increased by 78. Find the number. 2.)A blue bike is $14 less than a red bike. The sum of their prices is $300. How much is the red bike? 3.)Alex is six years older than his sister, Emma. The sum of
  81. algebra

    a number of two digits divided by the sum of the digits the quotient is 7 and the remainder is 6 . if the digits of the number are interchanged, the resulting number exceeds three times the sum of the digits by 5.
  82. programming

    write a C function which takes a natural number as argument and calculates the product of sum of its digits. A sum-product number is natural number that equals the product of sum of its digits and the product of digits.
  83. Algebra

    One number is 6 more than another number and their sum is 2. How would i make that an equation thought. for example if the question was, Jane spent $42.00 for shoes. This was $14 less than twice what she spent for a blouse. How much was the blouse? the
  84. Math

    1. If the product of 5 and the sum of 10 and a certain number is equal to 15, what is the number? 2. The sum of two consecutive counting numbers divided by their positive difference is 9. Find the larger numbers.
  85. math

    A sum is invested at compound interest payable annually. The interest in two successive years was Rs 900 and Rs 981. Find the sum. If the sum of all internal angles and sum of all external angles of a regular polygon are equal, then the number of sides of
  86. 12th Calculus

    the sum of two nonnegative numbers is 20. find the number if a. the sum of their squares is as large as possible; as small as possible b. oen number plus the square root of th eother is as large as possible; as samll as possible
  87. math

    Hi, for the question, "the sum of two numbers is equal to a third number(x+y=z). The sum of twice the first, three times the second, and twice the third is 7(2x+3y+2x=7). The third number is 3 more than the first(3+z=x), have I set the equations right? I
  88. math

    Q. five times the sum of 3 and some number is 70. What is the number? I did the problem and got 13...but the answer is 11. I cannot figure out what I am doing wrong?? You must use parentheses when it says sum. 5(x +3) = 70 is correct set up. 5(x +3 )= 70
  89. math

    Indicate whether the deductive reasoning used is an example of affirming the hypothesis or denying the conclusion. 8 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
  90. statistics

    A soft drink distributor was interested in examining the relationship between the number of ads (x) for his product during prime time on a local television station and the number of sales per week (y) in 1000’s of cases. He compiled the figures for 20
  91. Math

    The sum of three times a first number and twice a scond number is 43. If the second number is subtracted from twice the first number, the result is -4. Find the number. Mainly I can't figure out is this is two problems in one or just one.
  92. math ALG 2!

    1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices
  93. math ALG 2!

    1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices
  94. math urgent :(

    1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices
  95. math

    Simplify using Pascal's Triangle: state a term number of formula and a value. What term number (Tn,r)is your answer? find the sum of row 12? I know that the sum is 2^12=4096, how would you find the term number?
  96. Computer

    Design a program that generates the sum of numbers. Given a number (user input) you need an application that will produce a sum of the numbers from 1 to that given number
  97. pre-algebra

    In a number square, the sum of the numbers in each row, column, and main diagonal is the same. Find the sum of the number square. a 7 2 1 5 b 8 c 4
  98. C++

    you are right the question is exactly like this... can you help me for this question.... thanks Write a MAIN function and a FUNCTION to compute the sum of the below series. ((-1)^(n+1)*n!)/(n^n) (from n=1 to infinity) Within the MAIN function: . Read a
  99. Math - Help!

    The sample space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6)
  100. Are all answers right?

    The sample space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6)