1. math

    what are two whole numbers whose product is 1224 and whose sum is 70
  2. estimating sum

    374+962+488
  3. Maths

    The sum of two consecutive no is 39.find the numbers
  4. Algebra

    Suppose f is a polynomial such that f(0)=47, f(1)=32,f(2)=-13, and f(3)=16. what is the sum of the coefficients of f?
  5. Math

    Find the sum of the first 12 terms of the sequences given in #1. a.f(n) = 5*(2)^(n-1) ; for n = 1,2,3,4,… b.a1 = 1/3 ; an+1 = = 3*an
  6. Algebra

    The sum of two consecutive even integers is −126
  7. math

    give an example of two fractions whose sum can be simplified to 1/2.
  8. calculus

    Show that ln(4+x) is the sum of its Taylor Series for -2 <= x <= 2.
  9. Pre-Cal

    FIND A POWER WHOSE SUM IS: (a) 5 / (1-3x) (b) 9 / (1-4x) (c) 6 / (2-4x)
  10. Math

    1.x(x-3)=4 means that x=4 and x-3=4 Is that right? 2.Is the sum of squares prime???
  11. Math

    What is the sum of 2/3, 3/8, and 5/12 reduced to its lowest terms?
  12. Sum of geometric sequences

    5,15,45,135,....S10
  13. 4th grade

    what are two numbers that have the quotient of 2 and the sum of 14
  14. mathematics

    find the sum of the numbers between 60 and 80 that are divisible by 9
  15. Math

    I'm so confused on distance formula, I know how to calculate it, but getting the final simplified answer is so confusing. Like so on some equations the final answer is just a regular whole number, others is a number with a square root like 3 -/2, or a
  16. programming ( qbasic)

    i was given this program by my teacher. it converts decimal number to binary number.. Why is that FIX kept in front of (n/2) ...6th line of the program. why is that FIX written and why? i didn't get it CLS INPUT “ENTER A NUMBER”; N WHILE N <> 0 A
  17. Physics

    A physics student of mass mm = 100 kg gets a summer job painting houses. On his first project, he builds a platform using large pine board with a mass of mb = 60 kg The board has an overall length of L = 8.5 meters and set on two 1 meter tall saw horses so
  18. Math (help steve)

    Brilli the ant placed the numbers 1,2,…,n in order clockwise around a circle. She can create an infinite sequence A={aj}∞j=0 of integers by letting a0=k∈{1,2,…,n} and constructing ai+1 from ai by taking the integer that is ai positions
  19. math

    Rachel is curious about the number of pets that people own. She surveyed her 20 classmates, asking them exactly how many pets they own. Rachel's data is shown below: Number of Pets 0 Pets 1 Pet 2 Pets 3 Pets Number of Classmates 9 6 1 4 What is the mean
  20. Algebra 2

    I'm stuck could anyone explain or tell me what to do please? The number of trucks registered in a city each year increases by 10% each year. Initially there were 100 trucks registered. Write a function T(r) that represents the number of trucks registered
  21. Maths

    Express the following quantities as an ordinary decimal number: a) The sun has a diameter of 1.392 * 10^6 I get 1392000. b) 8.4*10^-6 I get 0.000084 Is this right The first one is correct. The second one is incorrect. Your answer is 8.4 *10^-5 you have
  22. algebra

    A jar contains only pennies, nickels, and dimes. The number of dimes is one more than the number of nickels, and the number of pennies is six more than the number of nickels. How many of each denomination can be found in the jar if the total value is
  23. Math

    Vocab __?__ events, or __?__ __?__ events are events that have no outcomes in common. __?__ events are events that have one or more outcomes in common. For two __?__ events, the probability that either of the events occurs is the sum of the probabilities
  24. math

    kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined
  25. math

    kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined
  26. math

    kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined
  27. math

    The number of pages in tony's book is the quotient of the number of pages in Monique's book and four, increased by one. if m repesents the number of pages in Monique's book, write an algebraic expression for the number of pages in tony's book
  28. math

    At a basketball game, a vender sold a combined total of 116 sodas and hot dogs. The number of sodas sold was three times the number of hot dogs sold. Find the number of sodas and the number of hot dogs sold
  29. math

    At a hockey game, a vender sold a combined total of 192 sodas and hot dogs. The number of sodas sold was two times the number of hot dogs sold. Find the number of sodas and the number of hot dogs sold.
  30. math (word problem) last one

    The equation y=-1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and
  31. Equal-Groups Riddles

    I am a number between 20 and 30. When you put me into 6 equal groups, there is a even number in each group and 1 is left over. What number am I?
  32. math

    one number is greater than 3 times the other number by 3. Four times the smaller exceeds the greater by 2 find the number.
  33. maths

    The number of boys is 3/2 the number of girls in the class. the total strength of class is 40.what is the number of girls?
  34. math

    Let's find the least square number other than zero which is divisible by 10,15,20and 30.Also let's write the next square number which will be divisible by these number.
  35. Atomic Number Chem

    The atomic number of fluorine is 9. What is the mass number of a fluorine atom with 8 neutrons?
  36. equal group riddles

    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
  37. Physics

    A neutron causes the element 88X232 to change according to the reaction 0n1 + 88X232 ---->ZYA + . Identify the (a) atomic number and (b) atomic mass number of the daughter nucleus. (c) This product subsequently undergoes - decay, and its daughter does
  38. Math--Check my answers

    Choose the word phrase that can be represented by 2 – p. the difference of a number p and 2 the quotient of 2 and a number p 2 more than a number p 2 decreased by a number p **** Which word phrase could represent the variable expression 1/2 a + 4? 4 more
  39. Science

    1. groups/ family of elements are ones which: A. Have the same number of electrons in the valence/ outer engery level B. Have exactly 8 electrons in the valence shell outer energy level C. Have the same number of protons in the nucleus 2. A period
  40. math

    Amanda is decorating her new home and wants to buy some house plants. She is interested in three types of plants costing $4, $8, and $20. If she has budgeted exactly $96 for the plants and wants to buy exactly 12 of them, what are her options? Let x be the
  41. 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 c I just want to check. A
  42. Chemistry

    The density of palladium (Pd) is 12.0 g/mL and the cell volume is 5.89 ✕ 10^−23 mL. Determine the number of atoms in the unit cell. (Because there cannot be a part of an atom in a unit cell, we must round the number of atoms to the nearest whole
  43. question

    How do people feel when they are 13 years old? (I am asking this question because some people think that 13 is an unlucky number.) The people I know never think about 13 being an unlucky number when they were that age. They are too busy growing up, having
  44. Chemistry

    calculate oh- and ph in a solution in which dihydrogen phosphate ion is 0.335 M and hydrogen phosphate is 0.335 M. This is a homework question, where I have the solution, which is 0.335/0.335, which I get, but then I am supposed to multiply this (1)by a
  45. math

    The projected number N of Wi-Fi enabled cell phones (in millions) in the U.S. can be modeled by the function N=-0.4x^2+21x+35, where x is the number of years since 2009. If the trend continues, find the year in which the projected number of Wi-Fi enabled
  46. Medical Information management and office practice

    Jane-Doe is admitted to the hospital. Her admission is assigned a new medical record number 10-50-18. She has another record number 00-05-61 from a previous hospitalization. The information from 00-05-61 was moved forward to the new admission 10-50-18.
  47. Electrochemistry

    A current of 2.50 A is passed through a solution containing Cu+2 ions for 4.00 hours. Calculate the mass of Cu atoms that form at the cathode. Charge= current*time Convert the charge in coulombs to number of electrons. Since it takes two electrons per Cu+2
  48. Math

    Shelley compared the number of oak trees to the number of maple trees as part of a study about hardwood trees in a woodlot he counted nine maple trees to every 5 oak trees later in the year there was a bug problem many trees died new trees are planted to
  49. statistics

    The students in your class with three children in their families are asked to state the number of boys in the family. What are the possible numbers? If X is the number of boys minus the number of girls in each of these families, state all the possible
  50. Math

    I have my answers but need them checked and i probably got them wrong so if you can please explain. #1: Which of the following sample spaces correctly lists all the possible outcomes for flipping a coin and spinning a four-colored spinner (red, blue,
  51. Math ( Can You check my Work?)

    1.an = 3n - 1 2. an = 2(2n - 3) 3.an = 4^n 4.an = (2/3)^n 5. an = (-1)^n(n + 5) 6. an = (-1)^n + 1(n + 6) 7. an= n+3/2n-1 8. a1 = -5 and an = an-1 - 3 for n ≥ 2 9. a1 = -6 and an = -2an-1 for n ≥ 2 10.a1 = 4 and an = 3an-1 + 2 for n ≥ 2
  52. Unit 1

    Math please in a certain school 55 students are taking French this number increases at the rate of 4 student per year the number of student taking Spanish is 95 and has been decreasing at the rate of 6 students per year write and solve an equation to find
  53. Math (help)

    A coin is tossed, and a standard number cube is rolled. What is the probability that the coin shows heads and the number cube shows an even number? 1/6 1 1/4 1/2
  54. algebra

    find two numbers such that if 7 is added to the greater the answer is four times the smaller number, while 28 added to the smaller number is equal to twice the greater number.
  55. math

    Example 3: Draw a number line and answer the following questions. (a) Which number will we reach, if we move 3 units to the right of –5? (b) Which number will we reach, if we move 4 units to the left of 3?
  56. Algebra

    Use the given information to write an equation. let x represent the number described in the exercise. The difference between two-fifths of a number and 5 is seven-fifths of that number. write the equation and solve.
  57. Math

    A student has a collection of grasshoppers and crickets. He has 561 insects in all. The number of grasshoppers is twice the number of crickets. Find the number of each type of insects that he has.
  58. Chemistry (Check)

    Q: Number of unpaired electrons in the nitrogen atom. A: 1s^2 2s^2 2p^6. 3 unpaired electrons in the p orbital Q: Number of 4d orbitals. A: 10 Q: Maximum number of electrons that can have n=3 and l=1. A: 1s^2 2s^2 2p^6 3s^2 3p^6. 2 electrons
  59. algebra tricky q

    Clem Colfax had $10 to buy groceries. He needed milk at 70 cents a carton, bread at 60 cents a loaf, breakfast cereal at 50 cents a box, and meat at $1.50 a pound. He bought twice as many cartons of milk as loaves of bread, the number of boxes of cereal
  60. Liberal arts math

    1) A lottery draws six numbers from 42 possibilities, without regard to order. What is the total number of possible results of the drawing. In the lottery from the before, what is the probability that you pick the winnin number? In the Lottery from number
  61. physics

    What will a spring scale read for the weight of a 50 kg woman in an elevator that moves as follows? (a) upward with constant speed of 3.0 m/s Enter a number.1 N (b) downward with constant speed of 3.0 m/s Enter a number.2 N (c) upward with acceleration of
  62. college algebra

    Annual profit in thousands of dollars is given by the function, P(x) = -.1x2 + 50x - 300, where x is the number of items sold, x ¡Ý 0. describe the meaning of the number -.1 in the formula describe the meaning of the number -300 in the formula
  63. chemistry

    How do I calculate the number of atoms in a compound (not an element)? I have the mass of the amount of substance, and the molar masses. How do I do this? Is this the same as calculating the number of molecules/ formula units? Also, I know the number of
  64. Fundamental of computer science

    Pseudocode CountPositive integer totalPos,number Begin loop Input numbers If number>0 then totalPos<-totalPos +1 Loop while number<>0 Print totalPos Convert the above Pseudocode into a pascal program.
  65. economics

    Young Saul, a budding mctaemhtiaian and printer, is making himself a fake ID. He needs it to say he’s 21. The problem is he’s not using a computer, but rather he has some symbols he’s bought from the store, and that’s it. He has
  66. maths

    What number should be repalced with * in order to make the number 48732*637984 divisible by 9
  67. Algebra 2

    Two times a number subtracted from its square equals 143. Find the number(s).
  68. math

    what does repeated multipcation and what is a number when multipied by itself gives the number plz help i need answers for monday
  69. math

    a number cube numbered 1 through 6 is rolled.what is the probabilty of rolling a prime number.
  70. Math Proof

    Find a rational number and an irrational number between x=8.9949926 and y=8.995
  71. math

    A number cube numbered 1 through 6 is rolled. What is the probalitlity of rolling a prime number?
  72. maths

    a certain number x is decreased by 15 is equal to twice the number increased by 3. what is the correct mathematical expression?
  73. Math

    A data set consisting of 3 numbers has mean of 12. The median is also 12. The least number is 5. What is the greatest number.
  74. Math!!

    Hi!! 1. Use only four 4's to write a numerical expression that equals the following number. Use parenthesis as needed. EXAMPLE: (4+4)/(4+4)=1 **NUMBER: 10 Please help!! Thank you!!
  75. math

    A single, standard number cube is tossed. What is the probability of getting a number greater than 3? 1) 2/3 2) 1/3 3) 1/6 4) 1/2 I think 1/2 Thanks
  76. math

    If it says: "five less than three times a number is 20 More than half a number" would the equation be 3n-5=n/2+20? If so what would the answer be? Please help this is a bit confusing!
  77. math

    a number is divided by 6.Then 7 is added to the divisor. after dividingby, thye result is 4. what is the number
  78. Math!!

    Hi!! 1. Use only four 4's to write a numerical expression that equals the following number. Use parenthesis as needed. EXAMPLE: 4+4 ----- =1 4+4 **NUMBER: 10 Please help!! Thank you!!
  79. Math

    Find a number that results in a greater number when it is added to 00 than when it is multiplied by 100?
  80. problem solving

    I think of a number, multiply by 4, subtract 6 and then divide by 5. If the answer is 10, what is the original number? (4x - 6) / 5 = 10
  81. science

    write the represtation of a nitrogen atom with mass number 14 and atomic number 7
  82. math concepts and applications

    What number completes this number sentence? 3x(5+8)= (3x5)+(__x8) F.3 G.5 H.15 J.24 F ?
  83. chemistry

    What is the relationship between mass number,atomic number and of neutron and Give examples
  84. Intermediate algebra

    Seven times the difference of six and a twice a number yields the same result as the same number decreased by one.
  85. statistics

    Is this correct: The probability of rolling a die once and getting a number greater than 3 or an odd number is 5/6.
  86. pre algebra

    how do i figure out how to write a number setence for the product on the number line -10 -8 -6 -4 -2 0 2
  87. 2nd grade

    it says i must pick a number between 1 and 100 then describe the number using the word before, after and between. PLZ HELP
  88. Math

    What are the positive integers between 1 and 100 that are only divisible by three numbers: one, the number itself and a prime number?
  89. Math

    Find a number whose square root is 24 more than 5 times the number. How do I set up this problem? Thank you for any help!
  90. algebra I

    Find a number whose square root is 24 more than 5 times the number. How do I set up this problem?
  91. ashford

    In the number 854, 263, 189, what number tells the numbe of million
  92. 5th grade math

    what number is 10,000 less than 337,676 in number sense?
  93. Mathematics

    6x + 7 = 55 x = 8 Is this the correct answer to the following question? "I'm thinking of a number. If you multiply it by 6 and then add 7, you will get 55. What is my number?"
  94. math

    A coin is tossed and a number cube is rolled. What is P(heads, a number less than 5)? 1) 1/3 2) 5/12 3) 2/3 4) 5/6 I think #2...can you check?
  95. Math

    If you start with a number, subtract 14, then divide by 12, the result is 248. What was the original number?
  96. Chemistry

    What is the mass number for a neutral atom that has an atomic number of 33 and 35 neutrons? How do you get the answer
  97. maths

    the hcf of two numbers is 145 ,their lcm is 175.if one number is 725,the other number is
  98. math

    translate and solve please. five times two less than a number equals seventeen. find the number
  99. Maths Problem

    I still don't get it..please help, The average of two numbers is 81. The difference between the number is 26. What is the smaller number?
  100. math

    What is the expression,with only one varrible to this problem. Thirty-six than the number of days in a given number of weeks