Subject

    Quantitative Aptitude

    Topic

    Areas & Volumes

    The base of a triangle of 15cm and height is 12cm. The height of another triangle of double the area having the base 20cm is

    ক)
    16
    খ)
    17
    গ)
    18
    ঘ)
    20

    Explanation

    a = 12×15×12\frac12\times15\times12 = 90 sq.cm b = 2a = 12×20×h\frac12\times20\times h h= 18cm

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