Subject

    Quantitative Aptitude

    Topic

    Average

    A worker is paid Tk. d an hour for the first 8 hours she works in a day. For every hour after the first 8 hours, she is paid Tk. c an hour. If she works 12 hours in one day, what is her average hourly wage for that day ?

    ক)
    (4d+8c)/12
    খ)
    8d + 4c
    গ)
    (8d+12c)/12
    ঘ)
    (2d+c)/3

    Explanation

    for first  eight hour she is paid= 8d tk for remaining 4 hour she is paid= 4c tk so , she is averagely paid = 8d+4c/12= 4(2d+c)/12=(2d+c)/3

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