Multiple Choice Questions on Fourty five percent of a number is 30 less than three fifth of that number What is the number ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

Fourty five percent of a number is 30 less than three fifth of that number What is the number ........

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    Fourty-five percent of a number is 30 less than three-fifth of that number . What is the number?

    100

    Incorrect Answer

    120

    Incorrect Answer

    130

    Incorrect Answer

    200

    Correct Answer
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    Explanation:

    Let the number be x.
    Then, 3/5x - (45% of x) = 30
    ⇒ 3/5x - 45/100x = 30
    ⇒   15 x  =  3000  
    ⇒    x   = 200.

    By: Amit Kumar
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