Multiple Choice Questions on When 30 percent of a number is added to another number the second number increases to its 140 per c........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

When 30 percent of a number is added to another number the second number increases to its 140 per c...........

Quantitative Aptitude ( CCS) Ratio, Proportion
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    When 30 percent of a number is added to another number the second number increases to its 140 per cent. What is the ratio between the first and the second number?
     
    3 : 4
     
    Incorrect Answer
    4 : 3
     
    Correct Answer
    3 : 2
     
    Incorrect Answer

    4 : 5

    Incorrect Answer
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    Explanation:
    Let the first and the second number be x and y respect then
    y+30% of x=140% of y
    or, y + 0.3x = 1.4y
    or, 0.3x = 0.4y
    x : y = 0.4 : 0.3 = 4 : 3

    By: Sandeep Dubey
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