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  • Question
  • A boy was asked to multiply a given number by (8/17). Instead he divided the given number by (8/17) and got the result 225 more then what he should have got if he had multiplied the number by ( 8/17). The given number was?


  • Options
  • A. 8
  • B. 17
  • C. 64
  • D. 136

  • Correct Answer
  • 136 

    Explanation

    ? N x 17/8 - N x 8/17 =225
    ? 225 x N / 136 = 225
    ? N = (225 x 136) / 225 = 136


  • Simplification problems


    Search Results


    • 1. 
      3/48 is what part of 1/12?

    • Options
    • A. 3/7
    • B. 1/12
    • C. 4/3
    • D. None of these
    • Discuss
    • 2. 
      How many 1/8's are there in 37 1/ 2?

    • Options
    • A. 300
    • B. 400
    • C. 500
    • D. Cannot be determined
    • Discuss
    • 3. 
      When Simplified, the product (2 - 1/3) (2 - 3/5) (2 - 5/7) ... (2 - 999/1001) is equal to?

    • Options
    • A. 991/1001
    • B. 1001/13
    • C. 1003/3
    • D. None of these
    • Discuss
    • 4. 
      If a/b = 1/3, then (3a + 2b) / (3a - 2b) is equal to?

    • Options
    • A. 3
    • B. -3
    • C. -5
    • D. -1
    • Discuss
    • 5. 
      4 2/ 17 ÷ 1 2/ 5 x 2 2/ 33 =?

    • Options
    • A. 42/13
    • B. 62/33
    • C. 61/11
    • D. 81/11
    • Discuss
    • 6. 
      In an examination, a student was asked to find (3/14) of a certain number, by mistake he found (3/4) of it. His answer was 150 more then the correct answer. The given number is?

    • Options
    • A. 180
    • B. 240
    • C. 280
    • D. 290
    • Discuss
    • 7. 
      If we multiply a fraction by itself and divided the product by its reciprocal, the fraction thus obtained is 18 26/ 27. The original fraction is?

    • Options
    • A. 8/27
    • B. 22/3
    • C. 11/3
    • D. None of these
    • Discuss
    • 8. 
      The smallest fraction which should be subtracted from the sum of 1 3/ 4, 2 1/ 2, 5 7/ 12, 3 1/ 3 and 2 1/ 4 to make the result a whole number is?

    • Options
    • A. 5/12
    • B. 7/12
    • C. 1/2
    • D. 7
    • Discuss
    • 9. 
      Gopal was asked to find 7/9 of a fraction. But he made a mistake of dividing the given fraction by 7/9 and got an answer which exceeded the correct answer by 8/21. The correct answer is?

    • Options
    • A. 3/7
    • B. 7/12
    • C. 2/21
    • D. 1/3
    • Discuss
    • 10. 
      The highest score in an innings was 3/11 of the total and the next highest was 3/11 of the remainder. If the scores differed by 9, then the total score is?

    • Options
    • A. 99
    • B. 110
    • C. 121
    • D. 132
    • Discuss


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