Subject

    Quantitative Aptitude

    Topic

    Percentage

    A sales boy is allowed 4124\frac12 % discount on the total sales made by him plus a bonus of 14\frac14 % on the sales over Rs.12,000.If his total earnings were Rs.2400, then his total sales(in Rs.) are ?

    ক)
    Rs.60,145.23
    খ)
    Rs.54,285.54
    গ)
    Rs.52,147.85
    ঘ)
    Rs.50,589.47

    Explanation

    Let the total earnings be Rs.x Then 4124\frac12 % of x + 14\frac14% of (x-12000) =2400 ⇒92×x100+14×x−12000100=2400\Rightarrow\frac92\times\frac x{100}+\frac14\times\frac{x-12000}{100}=2400 => x=50,589.47

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