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 74

  1. maths

    If the product of two positive integers is 363, and the least common multiple of them is 33, what is the sum of the two positive integers?
  2. maths

    If the product of two positive integers is 363, and the least common multiple of them is 33, what is the sum of the two positive integers?
  3. Michael

    How many natural numbers are there with the property that they can be expressed as sum of cubes of two natural numbers in two different ways.
  4. math

    10. I am a number between 7 000 000 and 8 000 000. All my digits are odd. All the digits in my thousands period are the same. All the digits in my units period are the same. The sum of my digits is 31. What number am l? Give as many answers as you can. What strategies did you ...
  5. Geometry

    Two model trains begin at the toy train station and travel continuously on two circular tracks of equal length. The first train completes a circuit in 20 seconds and the second train in 15 seconds. If both trains, leave the station at the same time, after how many seconds will...
  6. Differential calculus

    A piece of wire of length 2 m. is cut into two parts, one of which is bent into the shape of a square and the other into a shape of a circle. How should the wire be cut so that sum of the enclosed areas is minimum.
  7. Math (please help steve)

    The Chicago Art Museum's Renaissance display consists of four hallways bordered around a square courtyard. A single guard is assigned to patrol the four hallways. When the guard starts working, he begins in one of the corners and walks clockwise. When he arrives at a ...
  8. MATH PLEASE HELP

    A single, standard number cube is tossed. What is the probability of getting a number other than 6? A. 1 B. 1÷3 C. 5÷6 D. 1÷6 A standard number cube with the numbers 1 through 6 is rolled. Find the probability of rolling a number less than 4 A. 1 ÷ 4 B. 1÷3 C. 1÷2 D. 2÷...
  9. math

    Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square. (a) If the area of the largest square is 1 square unit, determine the first five terms of a sequence that describes the area of each successive square. (b) Use a formula ...
  10. math

    Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square. (a) If the area of the largest square is 1 square unit, determine the first five terms of a sequence that describes the area of each successive square. (b) Use a formula ...
  11. Math

    How would I describe a step-by-step procedure for adding two fractions with different denominators? The first thing you need to do is make the denominators the same. You do this by finding their lowest common multiple. We'll use this as an example: (2/3)+(3/8) The first ...
  12. math

    find 4 consecutive odd integers such that the sum of 7 times the smallest number and twice the largest is -91.
  13. Math

    What is my number? Clue 1: My number is a multiple of 5, but it does not end in 5. Clue 2: The prime factorization of my number is a string of three numbers. Clue 3: Two of the numbers in the prime factorization are the same. Clue 4: My number is bigger than the seventh square...
  14. Math

    What is my number? Clue 1. My number is a multiple of 5, but it does not end in 5. Clue 2. The prime factorization of my number is a string of three numbers. Clue 3. Two of the numbers in the prime factorization are the same. Clue 4. My number is greater than the seventh ...
  15. Chemistry

    Hi I am doing a lab report for the kinetic behaviour of phenolphthalein in aqueous solutions. I did two runs, each with different concentrations of OH-, and Cl-. I have graphed x, ln x, and 1/x to determine which one has the most linear plot to determine what order the ...
  16. algebra

    Assume you work at a company where you are paid hourly. You are paid $8.60 per hour for regular time (less than or equal to forty hours) and time and a half for overtime hours up to fifty hours in one week. If you are asked to work fifty or more hours in one week you are paid ...
  17. math

    In 2009, there were 12 million fewer acres of farm land in Arizona than there were in 1980. If the sum of acreage for these two years is 64 million acres, find the number of farm land acres in Arizona for each of these years.
  18. Maths - Series

    1(a)Glasses are piled upon each other to form a tower.The rows are numbered,beginning with the top row.There is a single glass in the top row,two glasses in row number 2,3 in 3;etc.This continues to the bottom of the tower.A tower is needed which uses a maximum of 3200 glasses...
  19. Physics

    Two identical balls roll off the edge of a horizontal table top. One leaves traveling at twice the speed of the other. Which ball hits the floor first? Why?
  20. algebra

    i have four graphs and i need to find which one represents a function two of them didn't because they didn't pass the vertical line test so i got left with two who did pass it but now i don't know which one to pick since there is only one answer that's right
  21. algebra

    i have four graphs and i need to find which one represents a function two of them didn't because they didn't pass the vertical line test so i got left with two who did pass it but now i don't know which one to pick since there is only one answer that's right
  22. Math

    The third term of a geometric progression of positive terms is 18 and the fifth term is 162 Find the common ration and the first term? Write an expression for the Nth term of the progression? Find the sum of the first 8 terms of the progression??
  23. CHEMISTRY

    On the ionization energy vs. atomic number graph, the peaks, which are Noble Gases, gradually get smaller. Which statement below would best explain that pattern? A Each successive element on the peaks has fewer electrons and that would make ionization energy less. B Each ...
  24. Alegebra

    To help raise funding for homeless’ Thanksgiving Dinner, Christina and her friends sell chocolate bars during lunch time. They sold 2/5 of the total on day one, and sold 1/2 of the leftover on day two. On day three, they sold 1/3 less than sales on day one, and are left with...
  25. Physics

    Two blocks are released from the same height above the floor. Block A slides through a less inclined track to the floor, whereas block b slides on more inclined track to the floor. Assume no friction.Which block gets to the bottom(floor) of the incline first? Explain?
  26. probability

    There are 12 CD's in a bag -- 6 rap music, 3 country music, and 3 rock music. Two CD's are selected from the bag. The first CD is not replaced before making the second selection. What is the total number of possible out outcomes?
  27. Math

    When multiplying decimals, the decimal point in the product is placed so that the number of decimal places in the product is equal to the __________ of the number of decimal places in the factors. (a) product (b) sum (c) vertically (d) horizontally (e) and
  28. Geometry Question number 4

    If I have BC = 2x + 1, CD = 3x - 4 and BD = 22,how do I find the value of x? Do you have a triangle? What kind of triangle is it? Your question is incomplete. Or is this part of a question? It looks like a question I have seen before where the first part asks for coordinates ...
  29. Math

    In chess, a knight can move either two squares horizontally plus one vertically or two squares vertically plus one horizontall. a) If a knight starts from one corner of a standard 8*8 chessboard, how many different squares could it reach after i) one move? ii) two moves? iii) ...
  30. Math

    1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random** 2. Which of the following is ...
  31. 5th grade math

    A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C. 3,6,30,870, and so on D. 4,12,...
  32. statistics

    Which of the following situations can be best modeled using a continuous distribution? a) Number of heads in 10 flips of coin. b) Number of customers/hr. c) Time between arrivals of two customers. d) Yes or no answer. e) Number of product defects/hr.
  33. Physics

    Consider the Bohr energy expression (Equation 30.13) as it applies to singly ionized helium He+ (Z = 2) and an ionized atom with Z=4 and only a single electron orbiting the nucleus. This expression predicts equal electron energies for these two species for certain values of ...
  34. intro to computers

    You create a formula in A8 that adds up the numbers listed in A1 through A7. You copy the formula and paste it into C8. What happens in C8? A. The sum of cells A1 through A8 appears. B. The sum of cells C1 through C8 appears. C. The sum of cells A1 through B8 appears. D. The ...
  35. science

    can you inscramble these letters to make 2 words first word 12 letters, 2nd word 5 letters ietnnrncuinvtohte Thank you for using the Jiskha Homework Help Forum again. I answered the first one I saw, which was just before this one!
  36. physics

    A professor drops one lead sinker every 2.0 s from a very high window. 1) How far has the first sinker gone when the second one is dropped? 2) Does the distance between the first and second sinker remain constant? (yes or no)
  37. math

    An arithmetic progression as the same first and second terms as the geometric progression. Find the sum of the first 20 terms of the arithmetic progression. How do I do this? I tried to find the common ratio for G.P. and then substitute it to find the 20th term but, still have...
  38. Chemistry

    For the lab we just did in class, one of the questions wants to know what the molarity of the NaOH is for each of the 'trials' of titration we did. The only problem with this is that the only number given to me was that of the amount we used! (11.29 mL for the first)! Is it ...
  39. Science

    What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and casts. The relative age of a rock is A, its age ...
  40. Finance, Math

    The one-year and two-year risk-free rates (yields) are 1% and 1.025%, respectively. Our model of the term structure says that one year from now the one-year interest rate will be one of the following two values: 0.01 or 0.01*u, where u is the up factor. Here, the rates are the...
  41. Physical Science

    In a one-g gravitational field, in one second, a light beam will curve beneath a perfectly straight line by.....Less than 4.9 m, 4.9m, or more than 4.9m?
  42. Science

    If the variation in g between one's head and feet is to be less then 1/100 g, then, compared to one's height ,what should be the minimum radius of the space habitat?
  43. Math Poster Project

    I have do complete a poster for math but I have some confusing instructions at first. Please help me understand and provide an example using the directions below that were given to me: Choose four rational numbers. At least two of your numbers should be between -1 and 1, one ...
  44. math

    9. In Mr.chin's math class there were g girls and b boys. The number pf girls was 5 less than twice the number of boys. What is the value of g in terms of b? this is what I have so far: 2n-5
  45. math

    number of days taken by 1 man to complete the same work is less than by number od days taken by 1 women to do this work? (ans 336)?
  46. counting

    how many squares are in an 8x8 checkerboard? (the answer is not 64 because that's too low.) Thank you for using the Jiskha Homework Help Forum. Unfortunately, you don't state the size of each square. Hopefully the following will answer your question! Continuing in this way we ...
  47. Math - help please

    Problem: The rock group Loco Moco was scheduled for a concert at the Blaisdell Concert Hall. Because it was the concert highlight of the year, there was excitement in the air and people were eager to get tickets, which could only be purchased in person. Hours before tickets ...
  48. math

    The sum of two numbers is 38. Their difference is 12. What are the two numbers?
  49. Math

    The sum of two numbers is 38. Their difference is 12. What are the two numbers?
  50. math

    sum of two numbers is 42.Their difference is 6.What are the two numbers?
  51. Math

    The sum of two numbers is 35 and their difference is 7. What are the two numbers?
  52. Math

    The sum of two numbers is 82. The difference is 16. What are the two numbers?
  53. math

    the sum of two numbers is 31 and their difference is 7 what are the two numbers?
  54. physics

    In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I still don't understand but drwl's said that its proportional to the product not the sum and my original ...
  55. Physics

    Two objects are connected by a string with a mass less, friction less pulley. The coefficient of friction is .298. The block on the table is 4 kg. What must the mass of the hanging block be so that the block on the table will move with a constant speed?
  56. physics

    An inquisitive physics student and mountain climber climbs a 50.0 m cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash. The first stone has an initial speed of 2.08 m/s downward. (a) ...
  57. Math

    Pamela is 12 years older than her brother. Last year, she was thrice as old as her brother. How old is Pamela now?
  58. Math

    Pamela is 12 years older than her brother. Last year, she was thrice as old as her brother. How old is Pamela now?
  59. statistics

    A consumer magazine has contacted a simple random sample of 33 owners of a certain model of automobile and asked each owner how many defects had to be corrected with in the first 2 months of ownership. The average number of defects was x with (with line over the x)=3.7, with a...
  60. Statistics

    First 7: 57 61 57 57 58 57 61 Second 7: 61 52 69 64 46 54 47 2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following statements whether or not it could be correct for any data set. (This question is not ...
  61. math ASAP please

    1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an ...
  62. Statistics

    Commuters were asked how many times a week they stop for coffee on their way to work. A survey found a mean of 3 times a week with a standard deviation of 0.55. Find the probability that the sum of 121 values is less than 350.
  63. Pre- Algebra

    1. What is (-7)^5 in expanded form? 2. Simplify the expression. (-3)^4 a. 81 b. -81 c. -12 d. 12 3. Which expression is equivalent to 4x4x4x4x4x4x4x4? a. 4 x 8 b. 8^4 c. 8x8 d. 4^8 4. 2/3 x 1/2? Simplify to lowest terms 5. Solve 1/6 / 2/6 6. Which of these numbers is ...
  64. Math

    Write whether the statement is true or false. If false write a true statement. 1. A right triangle has three right angles. False a right triangle has 1 right angle 2. A triangle that has three sides of the same length is an equilateral triangle. True because all sides are ...
  65. government

    Approximately _____ of the country's adult population has internet access. a. one-third b. two-thirds c. one-quarter d. three-quarters I am guessing d. the others seem to low. The book states that the number of U.S. internet users hit 194 million in 2008 (85 percent of ...
  66. grammar

    In Which oneof the following sentences is the number written correctly? A.the parcel of land was advertised as two hundred forty-three and three-quarters acres.b.the college has an,endowment of more than $187million.c.john just paid $33 thousand forhis New car.d.one hundred ...
  67. math

    a wire is 36 m long is cut into two pieces , each piece is bent to form a rectangle which is 1 centimeter longer than its width. how long should each piece be to minimize the sum of the areas of the two rectangles?
  68. Math

    Which of these is an irrational number. A. √150 B. √441 C. √200 D. √250 Ok I worked it out like this √150= 12.24 (12) √441= 21.07 (21) √200= 14.14 (14) √250= 15.81 (16) Ok I can't figure this out. What exactly does rational and irrational mean I'm getting so ...
  69. Algebra

    1. A man completing a 40km trip finds that by travelling one more km per hour, he could have made the journey in 2 hours less time. At what speed did he actually travel? 2. One pipe alone can fill a tub in 6 minutes less than it takes a second pipe alo e to fill the same tub. ...
  70. chemistry

    2. Imagine you have two beakers. Both beakers are filled with the same amount of water. The water in both beakers is the same temperature as well. You add 50 g of Substance A to the first beaker, and 50 g of Substance B to the second beaker. After stirring both beakers, there ...
  71. algebra

    Could you please help? What are the solutions of the compound inequality? 2x - 2 < - 12 or 2x+3 > 7 Is this one x < - 5 or x> 2 2x -1/3 +3 <= -4. Or 8x-2/2 -1 >= 6. This one is 2x-1 divided by 3 plus 3 is less than or equal to - 4 or 8x -2 divided by 2 minus ...
  72. com155

    Can you check my paragraph for grammar errors, strong topic/concluding sentence,and any other recommended feed back? Paragraph two was more effective than paragraph one because it contained sentence variety and rhythm. Paragraph one consisted of short sentences that often ...
  73. Math

    If Angel plants the same number of pepper plant in each of 5 rows, he will have none left over. If he plants one in the first row and them one more in each row that he did in the previous row, he will plant peppers in only 4 rows how many plants does he have?
  74. Math

    Write 9+7 as a sum of three numbers, two of which add to 10.
  75. probability

    Two dice can be tossed in 36 ways. In how many of these is the sum equal to: a.) 4 b.) 7 c.) 11
  76. 4th grade

    what are two numbers that have the quotient of 2 and the sum of 14
  77. 3rd grade

    What two numbers have the sum of 16 and the difference of 6?
  78. trig

    write sin4xcos2 as the sum or difference of two functions.
  79. maths

    divide 8 into two partssuch that the sum of their squares is 34
  80. Calculus

    Let u = (-2,3) and v = (5,-6). Find the sum and the dot product of these two vectors.
  81. ICT

    write an algorithm to find the sum of two numbers
  82. Math

    Can the sum of two mixed numbers be equal to 2? Explain why or why not.
  83. Algebra I

    what does factoring the sum or difference of two cubes mean
  84. math

    The difference between two numbers is 4 and their sum is -7. What is their product?
  85. Math

    The sum of two numbers is 35.31. On of the addends is 9.8. What is the other addend?
  86. Math

    Find two mixed numbers so that the sum is 7 2/4 and the difference is 5
  87. Math

    The sum of two decimals is 100. Their difference is 18.50. What are the numbers?
  88. math

    two numbers are reciprocals of each other and whose sum is 3
  89. Algebra

    The sum of two consecutive even integers is −126
  90. Math

    If two integers a and b have a product of 34. What is the least sum of a and b
  91. science

    Hi .. Please school is coming and I need help im ny research What are the patterns of the Reactivity in the Periodic table and the Atomic Structure I have been in lots of websites and I can't find it Please help tahnx Metals in the lower left corner are most reactive, and get ...
  92. Math

    Sorry about the symbols before. Admission to the fair costs $7.75. Each ride costs you $0.50. You have $15 to spend at the fair including admission. Which inequality represents the number of rides you can ride? r ¡Ý 15 (r is more than or equal to 15) r ¡Ü 14 (r is less ...
  93. Algebra

    Consider the numbers 1,2,3, and 5. If the same numer is added to each of the numbers, it is found that the ratio of the first new number to the second is the same as the ratio of the third new number to the fourth. Find the number. Please help... I do not know how to set this ...
  94. Math

    Jana is taking pledges for a bike-a-thon fundraiser. Ivan pledged $4.25,plus $1.25 for each mile that Jana bikes. Vicky pledged $5.75,plus &0.75 for each mile that Jana bikes. (Part A)- write expression for the number of dollars Ivan pledged and the number of dollars Vicky ...
  95. math

    A fruit seller has an equal number of apples and oranges. He sold 109 oranges and 45 apples.The number of apples left is 5 times the number of oranges left. What is the total number of fruit he had first?
  96. calculus(Lab)

    Well, first graph the graph of f(x)=-1/10x^2 + 3 2. We are going to approximate the area between f and the x-axis from x = 0 to x = 4 using rectangles (the method of Riemann sums). This is not the entire area in the first quadrant, just most of it. Draw four inscribed ...
  97. math

    Do the following. (a) What is the sum of the first 35 consecutive odd numbers? 1 Tell whether it illustrates inductive or deductive reasoning. inductive reasoning deductive reasoning (b) What is the sum of the first 700 consecutive odd numbers? 3 Tell whether it illustrates ...
  98. Can someone help me?!

    The 1st, 5th and 13th terms of an arithmetic sequence are the first three terms of a geometric sequence with a common ratio 2. If the 21st term of the arithmetic sequence is 72, calculate the sum of the first 10 terms of the geometric sequence.
  99. statistics

    An urn contains 10 balls of which 6 are white, 3 are red and 1 is green. Two balls are drawn at random from the urn. Find the probability distribution of number of white balls drawn. Hence state the expected number of white balls one can get in such a draw.
  100. statistics

    An urn contains 10 balls of which 6 are white, 3 are red and 1 is green. Two balls are drawn at random from the urn. Find the probability distribution of number of white balls drawn. Hence state the expected number of white balls one can get in such a draw.
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