Subject

    Quantitative Aptitude

    Topic

    Number

    If V = 12R / (r + R) , then R =

    ক)
    Vr / (12 - V)
    খ)
    Vr + (V /12 )
    গ)
    V
    ঘ)
    V / (r - 12 )

    Explanation

    We have to rearrange the equation to make R the subject. Start by cross multiplying by (r + R); V (r + R) = 12R Multiply out the bracket Vr + VR = 12R

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