I am a 3-digit number. My first digit is thrice my last digit. The sum of my last two digit is one less than my last digit

145,873 results, page 69

  1. 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
  2. PreCalc

    Find the maximum product of two numbers whose sum euqals 124. Let's call the numbers "x" and "y". Also, what are those two numbers?
  3. algebra

    D is the set of whole numbers less than 3. (1 point) D = {0,1,2,3,4,5}; D = {x is a whole number, x < 3} D = {0,1}; D = {x | x < 3} D = {0,1,2}; D = {x | x is a whole number, x < 3} D = {0,1,2,3,4,5,6,7}; D = {x < 3}
  4. math

    6. A lottery offers two options for the prize. Option A: $1000 a week for life Option B: $ 600 000 in one lump sum. The current expected rate of return for large investment is 7%/a, compounded weekly. a. Which option would the winner choose if s/he expects to live for another ...
  5. Coporate finance

    Consider the following two, completely separate, economies. The expected return violatility of all stocks in both economies is the same. In the first economy, all stocks move together-in good times all prices rise together and in bad times they all fall together. In the second...
  6. math

    it is not less than 40. it is not greater than 70. it is not an odd number. it does not have an even number in the tens place. it does not have a 4 in the ones place. it does not have a 6 in the ones place. what is the mystery number?
  7. Math

    First year students at a particular college must take one English class, one class in mathematics, a first year seminar, and and elective. There are 2 English class to choose from, 3 mathematicss classes, 5 electives, and everyone takes the same first year seminar. Represent ...
  8. chemistry

    how would you find the theoretical yield of a reaction where all reactants and products are in 1:1 ratio, and there are two products formed which have the same MW. (products are collected as one..not separated) After finding the number of moles, I just multiplied by the MW, ...
  9. Math

    Hi, I need help with a question. Can someone please explain it to me? In a certain county, the number of charter schools is 11 less than twice the number of Alternative schools. There are 35 charter schools in the county. Which of the following equations would you use to find ...
  10. Math

    The census taker says, "I need to know the ages of your children." The mother replies, "I have no one-year-olds. The product of my children's ages is 90, and the sum of their ages is the same as my house number." The census taker replies. "I can see the house number but I ...
  11. math

    1. Which set represents a Pythagorean triple? A:2,5,6 B:6,8,10 C:8,8,128 D:8,10,256 2. What is the hypotenuse of a right triangle if the legs are each 20 inches long? Round to the nearest whole number. A:28 B:29 C:30 D:31 I think the first ones B, and the second one is C
  12. math

    In a class of 60 student,the number of student who passed biology is 6 more than the number of student who passed chemistry.Every student passed atleast one of the two subject and 85 student passed both subjects
  13. calculus

    Interference Two identical tuning forks are struck, one a fraction of a second after the other. The sounds produced are modeled by f1(t) = C sin(wt) and f2(t) = C sin(wt + Alpha). The two sound waves interfere to produce a single sound modeled by the sum of these functions f(t...
  14. Adjectives and Adverbs

    Question 1 This modifier illustrates the rule that adjectives of two syllables vary. If the word ends in -y, change the y to i and add -er, -est endings. Otherwise, some two-syllable adjectives take -er, -est endings. Others take more, most and less, least. more quickly least ...
  15. M

    How I can write 35%as the sum of two benchmark
  16. math

    What is the way to find the answer to the problem....3x+1=10? My teacher told us in class but I just didn't understad it. The idea is to get the x all alone on one side. Subtract one from each side. Then, divide each side by three. 3x + 1 = 10 First subtract 1 from both sides...
  17. math

    If you have ten numbers and the alphabet on a key board what is the probibilty that a number will be picked first a letter second and a number third
  18. caculus

    find the nth derivative of 2/(x+1) what i have so far is (?)(x+1)^(-n-1) i having trouble with finding the first number without using factorial. 2^(n-1) works for the first few but not after that
  19. math

    the ratio of horseshoes to shamrock was 11 to 2, and five times the number of shamrocks was 3 less than the number of horseshoes. how many were shamrocks?
  20. math

    If you roll a fair number cube 30 times, how many times would you expect to roll a number less than 3
  21. Math

    In Mrs. Smith's Kindergarten there are 20 students. The number of girls is 4 less than the number of boys. How many girls and how many boys are there
  22. math

    You flip a coin and you roll a number cube. What is the probability that you flip heads and roll a number less than 3?
  23. Math

    Predict how many times you will roll a number less than 5 if you roll a standard number cube 250 times.
  24. algebra

    Dorothy is thinking of two numbers. The sum of the numbers is 40 and the difference is 6. write a system of equations and use elimination method to find the two numbers.
  25. Chemistry, Thermodynamics

    I have a couple questions: 1. When analyzing which has greater entropy, do you look at the larger number or the smaller number? 2. What two things must be met for a reaction to be spontaneous under ALL temperature conditions? 3. If heat is in the products, the equation is ...
  26. Math Probability

    What is the probability that a student applied to THREE OR MORE colleges? with the chart Num. Applied Probability 1 .17 2 or less .29 3 or less .43 4 or less .59 20 or less 1
  27. Math

    I have a similar problem The LCM of two numbers is 36. The GCF is 6. One number is 6 more than the other. The numbers are ------- and ------. If someone could show me how to do this one, I could figure out the other 5 I have to do (maybe) Thank you very much.
  28. Algebra II

    The sum of the reciprocals of two consecutive positive integers is 17/12. Write an equation that can be used to find the two integers. What are the integers?
  29. Math:Integers

    The sum of two integers is zero. the difference of the same two integers is 12. What are the two integers?
  30. Math

    Two debts ---- the first of $800 due six months ago and the second of $1400 borrowed one year ago for a term of three years at 6.5% compounded annually ---- are to be replaced by a single payment one year from now. Determine the size of the replacement payment if interest is 7...
  31. Math

    6-4b is less than or equal to 14 I got 20 at first Then -2 Im very confuzzled Help please
  32. Spelling

    Hello, my daughter has to alphabetize a list of words that also include multiple words. Example: anyway any way everyone every one already all ready I think the "one" word words should go first, followed by the "two" word words. Is this correct? Thanks!
  33. Math

    Hi, I need someone to check my work and I have a question. Polygon: pentagon Number of sides: 5 Smallest number of interior triangles: 3 Now, here's my question: Sum of degrees of the interior angles: ___*180=_____ degrees
  34. Geometry

    If a polygon has 33 sides what is a) The sum of the measures of the angles of the polygon? b) The sum of the measures of the exterior angles, one per vertex, of the polygon?
  35. math

    for piecewise functions do I connect all the functions? Ex: f(x): 2+x x less than or equal to -3 f(x): x^2 -3 less than x less than 1 f(x): 6 1 less than or equal to x I graphed this but I don't know where to connect the lines between f(x):2+x and f(x): x^2 because at (-1,1) f...
  36. College math 100

    A midwestern music competition awarded 40 ribbons.The number of blue ribbons awarded was 2 less than the number of white ribbons. The number of red ribbons was 3 more than the white ribbons. How many of each kind of ribbons was awarded?
  37. English Check answers

    Identify the number of independent and subordinate clauses in the following group of words. When Janine does volunteer work, she feels a sense of joy and fulfillment A. one independent clause only B. one independent clause and one subordinate clause (MY ANSWER) C. one ...
  38. economics

    why might one person work more, earn more, and pay more income tax when his or her tax rate is cut, while another person will work less earn less, and pay less income taxes under the same circumstances
  39. Finance

    Your trust fund will pay you $100.000 in six years when you turn 25. A shady institute has encourage you to sign over in exchange of cash today. Would you prefer a 8% or 10% discount rate to determine value of lump sum payment ? A. Use 8% the lump sum is $62, 741 is greater ...
  40. PURE MATHEMATICS

    1. The complex number 'a' is such that a^2=5-12i use an algebraic method to find the two possible values of 'a' 8. The complex number z is given by z=cosTheta + isinTheta where -1/2pi< or equal to Theta less than or equal to 1/2pi. a. show that |1+z|=2cos(1/2Theta) and arg(...
  41. discrete mths

    Two dice, one red and one white are rolled. What is the probability that the white die turns up a smaller number than the red die ?
  42. Math! Please check!

    Consider the statement: If two whole numbers are even, then their sum is odd. What assumption should be made to prove the statement indirectly? A- The numbers are equal. B- The numbers are not equal. C- Their sum is not odd. D- Their difference is even. My choice is C.
  43. Math

    Two cards. Refers to choosing two cards. If you do not put the first card back in the deck before you draw the next, what is the probability that the first card is a club and the second card is a diamond? Leave your answer as a fraction in SIMPLEST form. The probability that ...
  44. math

    during two hours at one area high school there are 3 class changes and two class periods. if the time spent in class is six less than six times the time spent changing classes, how long are the classes at this high school?
  45. geometry

    If the areas of two similar hexagons are to each other as 5 : 2, and one side of the first hexagon is 25, what is the corresponding side in the other hexagon? Round your answer to two decimal places. A. 3.16 B. 10.00 C. 15.81 D. 250.00 I tried to do this setting up a ...
  46. Physics

    Two particles, of mass m and mass nm, undergo a head-on, fully elastic collision. (Here n is just a unitless number.) Before colliding the particles approach one another with equal speed v. Snapshots of the particles before, during, and after the collision are shown above. ...
  47. chemistry

    I got E) for the first and couldn't figure out the other one. Can any one verify the first and help with the second?? In which of the following processes is there a decrease in the potential energy of the substances involved? A) a coil spring is compressed B) two particles of ...
  48. Science

    Different elements have different kinds of atoms. How can you tell an atom of one element from an atom of another? A. the number of electrons B. the number of neutrons C. the number of nuclei D. the number of protons
  49. Science

    Different elements have different kinds of atoms. How can you tell an atom of one element from an atom of another? A. the number of electrons B. the number of neutrons C. the number of nuclei D. the number of protons
  50. physical science

    The resultant vector of two particular displacement vectors dose not equal the sum of the magnitudes of the individual vectors. Describe the directions of the two vectors.
  51. Statistics

    You want to compare the quality of several statistics textbooks. (a) Identify two categorical variables and two quantitative variables that you would use to describe textbook quality. Give a reason for each of your choices. So I think for the first categorical variable the ...
  52. Algebra 1

    Julie subscribes to a sports magazine and a fashion magazine. She received 24 issues this year. The number of fashion issues is 6 less than twice the number of sports issues. Define the variables, and write a system of equations to find the number of issues of each magazine.
  53. rewrite the sentence in order

    friend two story on the lives in the corner house large My , . My friend lives in the large, two story house on the corner. My friend lives in the large, two story house on the corner. The two story house on the corner is the one my friend lives in. Try not to end sentences ...
  54. Math

    If 450 kilowatts of electric used cost 25.32, then how much would 240 kilowatts of electric cost? first find how much one kilowatt costs. so divide 450 kilowatts/$25.32 and you get your answer. then take that answer and multiply to get the cost of 240 kilowatts. I think we ...
  55. Chemistry

    Write the n, l, ml, and ms values for the first two elements, H and He. H: n=1 l=0 ml=0 ms=+1/2 He: n=1 l=0 ml=0 ms=+1/2 for the first electron for the second: n=1 l=0 ml=0 ms=-1/2 Are these correct?
  56. math

    What is the largest prime number less than 50 and how do you know?
  57. math

    what is the largest whole number x for which 2x is less than 13.7?
  58. math

    What number is 240 less than 250?
  59. Algebra

    Nine less than 7 times a number
  60. Algebra

    Nine less than 7 times a number
  61. math

    Write a number less than 0.5 but greater than 0.45?
  62. math

    i am greater than 40 but less than 50. i am 5 times a number. who am i?
  63. math

    what number am I ?? I am 1000 less than 46 503
  64. Math

    What does nine less than the product of a number and 4
  65. Algebra 1

    9 less than the product of 7 squared and a number is 6
  66. Alegebra

    Eleven less than 5 times a number is 24.
  67. Alegra

    Five less than the product of -3 and a number is -2.
  68. Math

    Will 2 1/4 divided by 1/2 result in a number less than 1 ?
  69. Math

    Which number is grater than 5.5•10^-7 and less than 5.5•10^7? A. 1.8•10^-12 B. 6.7•10^8 C. 5.2•10^3 D. 3.9•10^-8 Is the answer C? Thank you
  70. Math

    I am more than 25 and less than 28 I am an even number
  71. math

    what number is 100 less than 547?
  72. math

    Ok. is this right.. 14 less than a number is more than 54. d-14>54
  73. math

    i am less than 45 greater than 35 divisible by 10,5 what number am i
  74. Math

    Nine less than the product of 2 and a number is 4
  75. Algebra

    What is 20 less than 100 times a number n
  76. Algebra

    Four less than 1/3 of a number is 8 1/3 x -4+4=8+4 3x12==36 36: 3=8 12-4=8
  77. Algebra

    A number w increased by 6 is less than or equal to 17
  78. Math

    Odd number less than 36 and more than 26
  79. math

    a mystery number is bigger than 50 and larger than 100. you can make exactly five different rectangles with the mystery number of tiles. its prime factorization consists of only one prime number. what is the number
  80. math

    a mystery number is bigger than 50 and larger than 100. you can make exactly five different rectangles with the mystery number of tiles. its prime factorization consists of only one prime number. what is the number
  81. Geometry

    Find one counterexample to show that each conjecture is false. The product of two positive numbers is greater than either number.
  82. Math

    Write a brief answer to each question. Provide examples. a) When is the sum or difference of two monomials a monomial? b) When is the product of two monomials a monomial? c) When is the quotient of two monomials a monomials? Plz help, the questions confuse me. I have no clue ...
  83. 8th grade

    need help thank-you translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the product of 6 and the difference of 6x and 3 is less than or equal to the product of -2 and the sum of 4 and 8x
  84. Arithmetic Progression

    In an AP the 6th term is half the 4th term and the 3rd term is 15. a. Find the fist term and the common difference. b. How many times are needed to give a sum that is less than 65?
  85. Math

    A salesperson's weekly paycheck is 25% less than a second salesperson's paycheck. The two paychecks total $1425. Find the amount of each paycheck. first salesperson's paycheck ? second salesperson's paycheck?
  86. Algebra help

    I need some help I posted the first question to this a bit ago but didn't enter it correctly so sorry to those who helped! I also have a 2nd half which I understood till they added the dividing part. I need to find the first five terms of each recursive sequence. 1.C1=64, C2=...
  87. Algebra

    A cord is cut into two pieces of different lengths. The sum of the two lengths is 12 centimeters, and the difference between the two lengths is 4 centimeters. Find the lengths of the two pieces of cord.
  88. Math

    Out of the numbers divisible by 3, we picked 4 consecutive numbers. To the sum of these, we added a third of the sum, and then the half of the third of the sum. We got 225. What are those 4 numbers?
  89. MATH

    The sum of the squares of two numbers is 2. The product of the two numbers is 1. Find the numbers. xy=1 x^2+y^2=2 x^4+1=2x^2 x^4-2x^2+1=0 I don't think you can factor that unless its (x^2+1)(x^2-1) but I don't know where to go from there
  90. math

    the sum of two angles of a quadrilateral is 150 and the other two angles are in ratio 2:3. Find the measure of each angles?
  91. English Check answers

    Identify the number of independent and subordinate clauses in the following group of words. Energy can be gathered by using solar power A.two independent clauses(MAY ANSWER) B.one independent clause and one subordinate clause C.one subordinate clause only D.one independent ...
  92. math

    I am getting so confused with my math problems... Can you help me please?... The question is - Rounded to the nearest ten I am 800. I am not odd. All of my places have a value greater than 0. The number in my ones place is 1 less than the number in my tens place...
  93. check math problem

    (c) The number of cars found to have unsafe tires among the 379 cars stopped at a roadblock for inspection (assume that 15% of all cars have one or more unsafe tires). (i) Find the mean. (Give your answer correct to one decimal place.) 56.85. (ii) Find the standard deviation...
  94. college algebra

    The sum of three consecutive natural numbers is 651, find the numbers. 3*7*31 21*31=651 is what I put for my answer but that was incorrect on the homework. Please help me Another Question I had problems with was :Your weekly paycheck is 25 percent less than your coworker's. ...
  95. math

    Lee wants to cut this piece of canvas into two rectangles that are 3×2 and 3×5. He wants the sum of the two small recyangles to be the same as the area of the large rectangle. Can he do this? Explain the rectangle is 6feet across and 3feet tall
  96. New age Math

    A building contractor is planning to build an apartment complex with one, two or three bedroom apartments. Let x,y,z respectively denote the number of apartments of each type to be built. Suppose that the builder will spend a total of $8,277,000, and that the costs for the ...
  97. HELP MATH

    to play a game, a die is rolled to see who plays first. four players are going to play the game. what is the probability that at least two people roll the same number?
  98. physics

    In a double-slit experiment, two beams of coherent light traveling different paths arrive on a screen some distance away. What is the path difference between the two waves corresponding to the third bright band out from the central bright band? The path difference between the ...
  99. Physics

    Two eagles fly directly toward one another, the first at 13 m/s and the second at 21 m/s. Both screech, the first emitting a frequency of 3200 Hz and the second, a frequency of 3800 Hz. What frequencies do they hear if the speed of sound is 345 m/s? (Tip: keep 4 significant ...
  100. physics

    In one mole or 18 grams of water, the total negative charge of all the electrons is: a. zero because its electrically neutral. b. less than one C c. almost 100,000 C. d. almost one million C. e. none of these
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